Browse PDB

(Click the PDBID on the first column to get results)

PDBID	Macromolecule	Organism	Pfam	Symmetry	PubMed
1a0r	PHOSDUCIN TRANSDUCIN (BETA SUBUNIT)	Bos taurus	Phosducin WD40	heteromer asymmetric	link
1a0s	SUCROSE-SPECIFIC PORIN	Salmonella enterica	LamB	homomer cyclic	link
1a2x	TROPONIN C TROPONIN I	Oryctolagus cuniculus	EF-hand_7 EF-hand_8	heteromer asymmetric	link
1a3w	PYRUVATE KINASE	Saccharomyces cerevisiae	PK PK_C	homomer dihedral	link
1a4i	METHYLENETETRAHYDROFOLATE DEHYDROGENASE / METHENYLTETRAHYDROFOLATE CYCLOHYDROLASE	Homo sapiens	THF_DHG_CYH THF_DHG_CYH_C	homomer cyclic	link
1a64	CD2	Rattus norvegicus	V-set	homomer cyclic	link
1a92	DELTA ANTIGEN	Hepatitis delta virus	HDV_ag	homomer dihedral	link
1a9x	CARBAMOYL PHOSPHATE SYNTHETASE (LARGE CHAIN) CARBAMOYL PHOSPHATE SYNTHETASE (SMALL CHAIN)	Escherichia coli	CPSase_L_D2 CPSase_L_D3 CPSase_sm_chain GATase MGS	heteromer dihedral	link
1a9x	CARBAMOYL PHOSPHATE SYNTHETASE (LARGE CHAIN)	Escherichia coli	CPSase_L_D2 CPSase_L_D3 MGS	heteromer dihedral	link
1abi	ALPHA-THROMBIN (LARGE SUBUNIT) HIRULOG 3	Hirudo medicinalis Homo sapiens	Trypsin	heteromer asymmetric	link
1ae1	TROPINONE REDUCTASE-I	Datura stramonium	adh_short_C2	homomer cyclic	link
1af6	MALTOPORIN	Escherichia coli	LamB	homomer cyclic	link
1afw	3-KETOACETYL-COA THIOLASE	Saccharomyces cerevisiae	Thiolase_C Thiolase_N	homomer cyclic	link
1ahs	AFRICAN HORSE SICKNESS VIRUS (SEROTYPE 4) VP7	African horse sickness virus	Orbi_VP7	homomer cyclic	link
1aie	P53	Homo sapiens	P53_tetramer	homomer dihedral	link
1aly	CD40 LIGAND	Homo sapiens	TNF	homomer cyclic	link
1am7	LYSOZYME	Escherichia virus Lambda	Phage_lysozyme	homomer asymmetric	link
1am9	PROTEIN (STEROL REGULATORY ELEMENT BINDING PROTEIN 1A)	Homo sapiens	HLH	homomer cyclic	link
1at3	HERPES SIMPLEX VIRUS TYPE II PROTEASE	Human alphaherpesvirus 2	Peptidase_S21	homomer cyclic	link
1ati	GLYCYL-TRNA SYNTHETASE	Thermus thermophilus	HGTP_anticodon tRNA-synt_2b	homomer cyclic	link
1avo	11S REGULATOR	Homo sapiens	PA28_alpha PA28_beta	heteromer cyclic	link
1avo	11S REGULATOR	Homo sapiens	PA28_beta	heteromer cyclic	link
1axi	GROWTH HORMONE RECEPTOR	Homo sapiens	EpoR_lig-bind fn3	heteromer cyclic	link
1b25	PROTEIN (FORMALDEHYDE FERREDOXIN OXIDOREDUCTASE)	Pyrococcus furiosus	AFOR_C AFOR_N	homomer dihedral	link
1b2p	PROTEIN (LECTIN)	Hyacinthoides hispanica	B_lectin	homomer dihedral	link
1b33	ALLOPHYCOCYANIN, ALPHA CHAIN ALLOPHYCOCYANIN, BETA CHAIN	Mastigocladus laminosus	Phycobilisome	heteromer asymmetric	link
1b3q	PROTEIN (CHEMOTAXIS PROTEIN CHEA)	Thermotoga maritima	CheW H-kinase_dim HATPase_c	homomer asymmetric	link
1b4b	ARGININE REPRESSOR	Geobacillus stearothermophilus	Arg_repressor_C	homomer dihedral	link
1b4u	PROTOCATECHUATE 4,5-DIOXYGENASE	Sphingomonas paucimobilis	LigB	heteromer cyclic	link
1b5e	PROTEIN (DEOXYCYTIDYLATE HYDROXYMETHYLASE)	Escherichia virus T4	Thymidylat_synt	homomer asymmetric	link
1b63	MUTL	Escherichia coli	DNA_mis_repair HATPase_c_3	homomer cyclic	link
1b67	PROTEIN (HISTONE HMFA)	Methanothermus fervidus	CBFD_NFYB_HMF	homomer cyclic	link
1b7y	PROTEIN (PHENYLALANYL-TRNA SYNTHETASE)	Thermus thermophilus	B3_4 B5 FDX-ACB tRNA-synt_2d tRNA_bind	heteromer cyclic	link
1b8k	PROTEIN (NEUROTROPHIN-3)	Homo sapiens	NGF	homomer cyclic	link
1b93	PROTEIN (METHYLGLYOXAL SYNTHASE)	Escherichia coli	MGS	homomer dihedral	link
1b9h	PROTEIN (3-AMINO-5-HYDROXYBENZOIC ACID SYNTHASE)	Amycolatopsis mediterranei	DegT_DnrJ_EryC1	homomer cyclic	link
1b9m	PROTEIN (MODE)	Escherichia coli	HTH_1 TOBE	homomer asymmetric	link
1bb1	DESIGNED, THERMOSTABLE HETEROTRIMERIC COILED COIL	synthetic construct	-	heteromer asymmetric	link
1bcp	PERTUSSIS TOXIN	Bordetella pertussis	Pertus-S4-tox Pertussis_S1	heteromer asymmetric	link
1bf5	SIGNAL TRANSDUCER AND ACTIVATOR OF TRANSCRIPTION 1-ALPHA/BETA	Homo sapiens	SH2 STAT_alpha STAT_bind	homomer cyclic	link
1bg6	N-(1-D-CARBOXYLETHYL)-L-NORVALINE DEHYDROGENASE	Arthrobacter sp. 1C	ApbA Octopine_DH	homomer cyclic	link
1bgv	GLUTAMATE DEHYDROGENASE	[Clostridium] symbiosum	ELFV_dehydrog ELFV_dehydrog_N	homomer dihedral	link
1bgx	TAQ DNA POLYMERASE TP7 MAB	Mus musculus Thermus aquaticus	5_3_exonuc 5_3_exonuc_N C1-set DNA_pol_A Taq-exonuc V-set	heteromer asymmetric	link
1bgx	TP7 MAB	Mus musculus	C1-set V-set	heteromer asymmetric	link
1blx	CYCLIN-DEPENDENT KINASE 6 P19INK4D	Homo sapiens Mus musculus	Ank_5 Pkinase	heteromer asymmetric	link
1bm9	REPLICATION TERMINATOR PROTEIN	Bacillus subtilis	RTP	homomer cyclic	link
1bmq	PROTEIN (INTERLEUKIN-1 BETA CONVERTASE)	Homo sapiens	Peptidase_C14	heteromer asymmetric	link
1bqg	D-GLUCARATE DEHYDRATASE	Pseudomonas putida	MR_MLE_C MR_MLE_N	homomer dihedral	link
1buu	PROTEIN (MANNOSE-BINDING PROTEIN A)	Rattus norvegicus	Lectin_C	homomer cyclic	link
1bvp	BLUETONGUE VIRUS COAT PROTEIN VP7	Bluetongue virus	Orbi_VP7	homomer cyclic	link
1bvy	PROTEIN (CYTOCHROME P450 BM-3)	Bacillus megaterium	p450	heteromer asymmetric	link
1byf	PROTEIN (POLYANDROCARPA LECTIN)	Polyandrocarpa misakiensis	Lectin_C	homomer cyclic	link
1byr	PROTEIN (ENDONUCLEASE)	Salmonella enterica	PLDc_2	homomer cyclic	link
1c28	PROTEIN (30 KD ADIPOCYTE COMPLEMENT-RELATED PROTEIN PRECURSOR (ACRP30))	Mus musculus	C1q	homomer cyclic	link
1c4q	PROTEIN (SHIGA-LIKE TOXIN I SUBUNIT B)	Escherichia coli	SLT_beta	homomer cyclic	link
1c4z	UBIQUITIN-PROTEIN LIGASE E3A	Homo sapiens	HECT	heteromer asymmetric	link
1c5e	HEAD DECORATION PROTEIN	Escherichia virus Lambda	HDPD	homomer cyclic	link
1c8b	SPORE PROTEASE	Bacillus megaterium	Peptidase_A25	homomer dihedral	link
1c94	RETRO-GCN4 LEUCINE ZIPPER	-	-	homomer asymmetric	link
1c9k	ADENOSYLCOBINAMIDE KINASE	Salmonella enterica	CobU	homomer cyclic	link
1cdl	CALCIUM/CALMODULIN-DEPENDENT PROTEIN KINASE TYPE II ALPHA CHAIN CALMODULIN	Gallus gallus Homo sapiens	EF-hand_7	monomer asymmetric	link
1cfr	RESTRICTION ENDONUCLEASE	Citrobacter freundii	Bse634I	homomer dihedral	link
1chm	CREATINE AMIDINOHYDROLASE	Pseudomonas putida	Creatinase_N Peptidase_M24	homomer cyclic	link
1ci4	PROTEIN (BARRIER-TO-AUTOINTEGRATION FACTOR (BAF))	Homo sapiens	BAF	homomer cyclic	link
1ci6	TRANSCRIPTION FACTOR ATF-4 TRANSCRIPTION FACTOR C/EBP BETA	Homo sapiens Mus musculus	bZIP_1 bZIP_2	heteromer asymmetric	link
1cjx	4-HYDROXYPHENYLPYRUVATE DIOXYGENASE	Pseudomonas fluorescens	Glyoxalase Glyoxalase_5	homomer dihedral	link
1cl1	CYSTATHIONINE BETA-LYASE	Escherichia coli	Cys_Met_Meta_PP	homomer dihedral	link
1cl7	PROTEIN (IGG1 ANTIBODY 1696 (CONSTANT HEAVY CHAIN)) PROTEIN (IGG1 ANTIBODY 1696 (VARIABLE HEAVY CHAIN))	Mus musculus	C1-set V-set	heteromer asymmetric	link
1cmb	MET APO-REPRESSOR	Escherichia coli	MetJ	homomer cyclic	link
1cmx	PROTEIN (UBIQUITIN YUH1-UBAL)	Homo sapiens Saccharomyces cerevisiae	Peptidase_C12 ubiquitin	heteromer asymmetric	link
1cn3	COAT PROTEIN VP1 FRAGMENT OF COAT PROTEIN VP2	Mus musculus polyomavirus 1 Polyomavirus sp.	Polyoma_coat Polyoma_coat2	heteromer asymmetric	link
1cn3	COAT PROTEIN VP1	Polyomavirus sp.	Polyoma_coat	heteromer asymmetric	link
1coj	PROTEIN (SUPEROXIDE DISMUTASE)	Aquifex pyrophilus	Sod_Fe_C Sod_Fe_N	homomer dihedral	link
1csb	CATHEPSIN B HEAVY CHAIN CATHEPSIN B LIGHT CHAIN	Homo sapiens	Peptidase_C1	heteromer asymmetric	link
1csh	CITRATE SYNTHASE	Gallus gallus	Citrate_synt	homomer cyclic	link
1cuk	RUVA PROTEIN	Escherichia coli	HHH_5 RuvA_C RuvA_N	homomer cyclic	link
1cyd	CARBONYL REDUCTASE	Mus musculus	adh_short_C2	homomer dihedral	link
1d0c	BOVINE ENDOTHELIAL NITRIC OXIDE SYNTHASE HEME DOMAIN	Bos taurus	NO_synthase	homomer cyclic	link
1d3b	PROTEIN (SMALL NUCLEAR RIBONUCLEOPROTEIN ASSOCIATED PROTEIN B) PROTEIN (SMALL NUCLEAR RIBONUCLEOPROTEIN SM D3)	Homo sapiens	LSM	heteromer asymmetric	link
1d4v	TNF-RELATED APOPTOSIS INDUCING LIGAND	Homo sapiens	TNF	heteromer cyclic	link
1d66	PROTEIN (GAL4)	Saccharomyces cerevisiae	Gal4_dimer Zn_clus	homomer cyclic	link
1d7m	CORTEXILLIN I	Dictyostelium discoideum	Cortex-I_coil	homomer cyclic	link
1dcu	FRUCTOSE-1,6-BISPHOSPHATASE	Pisum sativum	FBPase	homomer dihedral	link
1dd1	SMAD4	Homo sapiens	MH2	homomer cyclic	link
1dd3	50S RIBOSOMAL PROTEIN L7/L12	Thermotoga maritima	Ribosomal_L12 Ribosomal_L12_N	heteromer asymmetric	link
1dd4	50S RIBOSOMAL PROTEIN L7/L12	Thermotoga maritima	Ribosomal_L12 Ribosomal_L12_N	heteromer cyclic	link
1dev	MAD (MOTHERS AGAINST DECAPENTAPLEGIC, DROSOPHILA) HOMOLOG 2 SMAD ANCHOR FOR RECEPTOR ACTIVATION	Homo sapiens	MH2 SARA	heteromer asymmetric	link
1df4	HIV-1 ENVELOPE GLYCOPROTEIN GP41	Human immunodeficiency virus 1	-	homomer cyclic	link
1dfm	ENDONUCLEASE BGLII	Bacillus subtilis	Endonuc-BglII	homomer cyclic	link
1dg6	APO2L/TNF-RELATED APOPOTIS INDUCING LIGAND (TRAIL)	Homo sapiens	TNF	homomer cyclic	link
1dgf	CATALASE	Homo sapiens	Catalase Catalase-rel	homomer dihedral	link
1dgw	CANAVALIN	Canavalia ensiformis	Cupin_1	heteromer cyclic	link
1dh3	TRANSCRIPTION FACTOR CREB	Mus musculus	bZIP_1	homomer cyclic	link
1di6	MOLYBDENUM COFACTOR BIOSYNTHETIC ENZYME	Escherichia coli	MoCF_biosynth	homomer cyclic	link
1dit	ALPHA-THROMBIN PEPTIDE INHIBITOR CVS995	Homo sapiens	Trypsin	heteromer asymmetric	link
1dj0	PSEUDOURIDINE SYNTHASE I	Escherichia coli	PseudoU_synth_1	homomer cyclic	link
1dj2	ADENYLOSUCCINATE SYNTHETASE	Arabidopsis thaliana	Adenylsucc_synt	homomer cyclic	link
1dkg	NUCLEOTIDE EXCHANGE FACTOR GRPE	Escherichia coli	GrpE	heteromer asymmetric	link
1dl5	PROTEIN-L-ISOASPARTATE O-METHYLTRANSFERASE	Thermotoga maritima	PCMT	homomer cyclic	link
1dmh	CATECHOL 1,2-DIOXYGENASE	Acinetobacter sp. ADP1	Dioxygenase_C Dioxygenase_N	homomer cyclic	link
1dnl	PYRIDOXINE 5'-PHOSPHATE OXIDASE	Escherichia coli	PNP_phzG_C Putative_PNPOx	homomer cyclic	link
1doa	PROTEIN (GDP-DISSOCIATION INHIBITOR 1) PROTEIN (GTP-BINDING PROTEIN)	Bos taurus Homo sapiens	Ras Rho_GDI	heteromer asymmetric	link
1dof	ADENYLOSUCCINATE LYASE	Pyrobaculum aerophilum	Lyase_1	homomer dihedral	link
1dow	ALPHA-CATENIN BETA-CATENIN	Mus musculus	Vinculin	heteromer asymmetric	link
1dp4	ATRIAL NATRIURETIC PEPTIDE RECEPTOR A	Rattus norvegicus	-	homomer cyclic	link
1dpg	GLUCOSE 6-PHOSPHATE DEHYDROGENASE	Leuconostoc mesenteroides	G6PD_C G6PD_N	homomer cyclic	link
1dqa	PROTEIN (HMG-COA REDUCTASE)	Homo sapiens	HMG-CoA_red	homomer dihedral	link
1dqi	SUPEROXIDE REDUCTASE	Pyrococcus furiosus	Desulfoferrodox	homomer dihedral	link
1dqu	ISOCITRATE LYASE	Aspergillus nidulans	ICL	homomer dihedral	link
1ds6	RAS-RELATED C3 BOTULINUM TOXIN SUBSTRATE 2 RHO GDP-DISSOCIATION INHIBITOR 2	Homo sapiens	Ras Rho_GDI	heteromer asymmetric	link
1duv	ORNITHINE TRANSCARBAMOYLASE	Escherichia coli	OTCace OTCace_N	homomer cyclic	link
1dw9	CYANATE LYASE	Escherichia coli	Cyanate_lyase	homomer dihedral	link
1dxy	D-2-HYDROXYISOCAPROATE DEHYDROGENASE	Lactobacillus casei	2-Hacid_dh_C	homomer cyclic	link
1dyn	DYNAMIN	Homo sapiens	PH	homomer dihedral	link
1dz3	STAGE 0 SPORULATION PROTEIN A	Geobacillus stearothermophilus	Response_reg	homomer cyclic	link
1e12	HALORHODOPSIN	Halobacterium salinarum	Bac_rhodopsin	homomer cyclic	link
1e1o	LYSYL-TRNA SYNTHETASE, HEAT INDUCIBLE	Escherichia coli	tRNA-synt_2 tRNA_anti-codon	homomer cyclic	link
1e2h	THYMIDINE KINASE	Human alphaherpesvirus 1	Herpes_TK	homomer cyclic	link
1e4e	VANCOMYCIN/TEICOPLANIN A-TYPE RESISTANCE PROTEIN VANA	Enterococcus faecium	Dala_Dala_lig_C Dala_Dala_lig_N	homomer cyclic	link
1e4m	MYROSINASE MA1	Sinapis alba	Glyco_hydro_1	homomer cyclic	link
1e6j	IMMUNOGLOBULIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
1e6u	GDP-FUCOSE SYNTHETASE	Escherichia coli	Epimerase	homomer cyclic	link
1e6y	METHYL-COENZYME M REDUCTASE I BETA SUBUNIT METHYL-COENZYME M REDUCTASE SUBUNIT ALPHA	Methanosarcina barkeri	MCR_alpha MCR_alpha_N	heteromer cyclic	link
1e6y	METHYL-COENZYME M REDUCTASE I BETA SUBUNIT METHYL-COENZYME M REDUCTASE SUBUNIT GAMMA	Methanosarcina barkeri	MCR_beta MCR_beta_N MCR_gamma	heteromer cyclic	link
1e6y	METHYL-COENZYME M REDUCTASE I BETA SUBUNIT	Methanosarcina barkeri	MCR_beta MCR_beta_N	heteromer cyclic	link
1e6y	METHYL-COENZYME M REDUCTASE SUBUNIT ALPHA METHYL-COENZYME M REDUCTASE SUBUNIT GAMMA	Methanosarcina barkeri	MCR_alpha MCR_alpha_N MCR_gamma	heteromer cyclic	link
1e8u	HEMAGGLUTININ-NEURAMINIDASE	Avian avulavirus 1	HN	homomer cyclic	link
1ear	UREASE ACCESSORY PROTEIN UREE	Sporosarcina pasteurii	UreE_C UreE_N	homomer cyclic	link
1ebd	DIHYDROLIPOAMIDE DEHYDROGENASE	Geobacillus stearothermophilus	Pyr_redox_2 Pyr_redox_dim	heteromer asymmetric	link
1ebf	HOMOSERINE DEHYDROGENASE	Saccharomyces cerevisiae	Homoserine_dh NAD_binding_3	homomer cyclic	link
1ebo	EBOLA VIRUS ENVELOPE PROTEIN CHIMERA CONSISTING OF A FRAGMENT OF GCN4 ZIPPER CLONED N-TERMINAL TO A FRAGMENT OF GP2	Ebola virus sp.	-	homomer asymmetric	link
1eej	THIOL:DISULFIDE INTERCHANGE PROTEIN	Escherichia coli	DsbC_N Thioredoxin_2	homomer cyclic	link
1eer	ERYTHROPOIETIN ERYTHROPOIETIN RECEPTOR	Homo sapiens	EPO_TPO EpoR_lig-bind fn3	heteromer asymmetric	link
1eex	PROPANEDIOL DEHYDRATASE	Klebsiella oxytoca	Dehydratase_LU Dehydratase_MU	heteromer cyclic	link
1eex	PROPANEDIOL DEHYDRATASE	Klebsiella oxytoca	Dehydratase_LU Dehydratase_SU	heteromer cyclic	link
1eex	PROPANEDIOL DEHYDRATASE	Klebsiella oxytoca	Dehydratase_LU	heteromer cyclic	link
1ef8	METHYLMALONYL COA DECARBOXYLASE	Escherichia coli	ECH_1	homomer cyclic	link
1efp	PROTEIN (ELECTRON TRANSFER FLAVOPROTEIN)	Paracoccus denitrificans	ETF ETF_alpha	heteromer asymmetric	link
1ega	PROTEIN (GTP-BINDING PROTEIN ERA)	Escherichia coli	KH_2 MMR_HSR1	homomer cyclic	link
1egj	ANTIBODY (HEAVY CHAIN) ANTIBODY (LIGHT CHAIN)	Mus musculus	C1-set V-set	heteromer asymmetric	link
1egp	EGLIN-C	Hirudo medicinalis	-	heteromer asymmetric	link
1ehi	D-ALANINE:D-LACTATE LIGASE	Leuconostoc mesenteroides	Dala_Dala_lig_C Dala_Dala_lig_N	homomer cyclic	link
1eix	OROTIDINE 5'-MONOPHOSPHATE DECARBOXYLASE	Escherichia coli	OMPdecase	homomer cyclic	link
1ejb	LUMAZINE SYNTHASE	Saccharomyces cerevisiae	DMRL_synthase	homomer cyclic	link
1eje	FMN-BINDING PROTEIN	Methanothermobacter thermautotrophicus	Flavin_Reduct	homomer cyclic	link
1ek6	UDP-GALACTOSE 4-EPIMERASE	Homo sapiens	GDP_Man_Dehyd	homomer cyclic	link
1ek9	OUTER MEMBRANE PROTEIN TOLC	Escherichia coli	OEP	homomer cyclic	link
1ekq	HYDROXYETHYLTHIAZOLE KINASE	Bacillus subtilis	HK	homomer cyclic	link
1el6	BASEPLATE STRUCTURAL PROTEIN GP11	Escherichia virus T4	GP11	homomer cyclic	link
1elu	L-CYSTEINE/L-CYSTINE C-S LYASE	Synechocystis sp. PCC 6714	Aminotran_5	homomer cyclic	link
1ems	NIT-FRAGILE HISTIDINE TRIAD FUSION PROTEIN	Caenorhabditis elegans	CN_hydrolase HIT	homomer dihedral	link
1eno	ENOYL ACYL CARRIER PROTEIN REDUCTASE	Brassica napus	adh_short_C2	homomer dihedral	link
1env	HIV-1 ENVELOPE PROTEIN CHIMERA CONSISTING OF A FRAGMENT OF GCN4 ZIPPER CLONED N-TERMINAL TO TWO FRAGMENTS OF GP41	Saccharomyces cerevisiae,Human immunodeficiency virus 1	-	homomer cyclic	link
1eov	ASPARTYL-TRNA SYNTHETASE	Saccharomyces cerevisiae	tRNA-synt_2 tRNA_anti-codon	homomer cyclic	link
1ep0	DTDP-6-DEOXY-D-XYLO-4-HEXULOSE 3,5-EPIMERASE	Methanothermobacter thermautotrophicus	dTDP_sugar_isom	homomer cyclic	link
1ep3	DIHYDROOROTATE DEHYDROGENASE B (PYRD SUBUNIT) DIHYDROOROTATE DEHYDROGENASE B (PYRK SUBUNIT)	Lactococcus lactis	DHODB_Fe-S_bind DHO_dh NAD_binding_1	heteromer cyclic	link
1ep3	DIHYDROOROTATE DEHYDROGENASE B (PYRK SUBUNIT)	Lactococcus lactis	DHODB_Fe-S_bind NAD_binding_1	heteromer cyclic	link
1ept	PORCINE E-TRYPSIN	Sus scrofa	Trypsin	heteromer asymmetric	link
1epx	FRUCTOSE-1,6-BISPHOSPHATE ALDOLASE	Leishmania mexicana	Glycolytic	homomer dihedral	link
1erz	N-CARBAMYL-D-AMINO ACID AMIDOHYDROLASE	Agrobacterium sp. KNK712	CN_hydrolase	homomer dihedral	link
1euh	NADP DEPENDENT NON PHOSPHORYLATING GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE	Streptococcus mutans	Aldedh	homomer dihedral	link
1euw	DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDOHYDROLASE	Escherichia coli	dUTPase	homomer cyclic	link
1ev3	INSULIN	Homo sapiens	Insulin	heteromer dihedral	link
1evy	GLYCEROL-3-PHOSPHATE DEHYDROGENASE	Leishmania mexicana	NAD_Gly3P_dh_C NAD_Gly3P_dh_N	homomer cyclic	link
1exb	POTASSIUM CHANNEL KV1.1	Rattus norvegicus	BTB_2	heteromer cyclic	link
1eye	DIHYDROPTEROATE SYNTHASE I	Mycobacterium tuberculosis	Pterin_bind	homomer cyclic	link
1eyv	N-UTILIZING SUBSTANCE PROTEIN B HOMOLOG	Mycobacterium tuberculosis	NusB	homomer cyclic	link
1ez0	ALDEHYDE DEHYDROGENASE	Vibrio harveyi	Aldedh	homomer cyclic	link
1ezg	THERMAL HYSTERESIS PROTEIN ISOFORM YL-1	Tenebrio molitor	AFP	homomer cyclic	link
1ezj	NUCLEOCAPSID PHOSPHOPROTEIN	Murine respirovirus	Paramyxo_P	homomer cyclic	link
1ezv	CYTOCHROME B UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN I	Saccharomyces cerevisiae	Cytochrom_B_C Cytochrome_B Peptidase_M16 Peptidase_M16_C	heteromer asymmetric	link
1ezv	UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN 2 UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN I	Saccharomyces cerevisiae	Peptidase_M16 Peptidase_M16_C	heteromer asymmetric	link
1f02	TRANSLOCATED INTIMIN RECEPTOR	Escherichia coli	Tir_receptor_M	heteromer asymmetric	link
1f08	REPLICATION PROTEIN E1	Bovine papillomavirus	PPV_E1_C	homomer cyclic	link
1f2l	FRACTALKINE	Homo sapiens	IL8	homomer cyclic	link
1f2t	RAD50 ABC-ATPASE	Pyrococcus furiosus	AAA_21 AAA_23	heteromer asymmetric	link
1f3m	SERINE/THREONINE-PROTEIN KINASE PAK-ALPHA	Homo sapiens	PBD Pkinase	heteromer asymmetric	link
1f3m	SERINE/THREONINE-PROTEIN KINASE PAK-ALPHA	Homo sapiens	PBD	heteromer asymmetric	link
1f3u	TRANSCRIPTION INITIATION FACTOR IIF, ALPHA SUBUNIT TRANSCRIPTION INITIATION FACTOR IIF, BETA SUBUNIT	Homo sapiens	TFIIF_alpha TFIIF_beta	heteromer asymmetric	link
1f5f	SEX HORMONE-BINDING GLOBULIN	Homo sapiens	Laminin_G_1	homomer cyclic	link
1f5v	OXYGEN-INSENSITIVE NADPH NITROREDUCTASE	Escherichia coli	Nitroreductase	homomer cyclic	link
1f6y	5-METHYLTETRAHYDROFOLATE CORRINOID/IRON SULFUR PROTEIN METHYLTRANSFERASE	Moorella thermoacetica	Pterin_bind	homomer cyclic	link
1f7d	POL POLYPROTEIN	Feline immunodeficiency virus	dUTPase	homomer cyclic	link
1f7l	HOLO-(ACYL CARRIER PROTEIN) SYNTHASE	Bacillus subtilis	ACPS	homomer cyclic	link
1f8y	NUCLEOSIDE 2-DEOXYRIBOSYLTRANSFERASE	Lactobacillus leichmannii	Nuc_deoxyrib_tr	homomer dihedral	link
1f9z	GLYOXALASE I	Escherichia coli	Glyoxalase	homomer cyclic	link
1fav	HIV-1 ENVELOPE PROTEIN CHIMERA	Saccharomyces cerevisiae,Human immunodeficiency virus 1	GP41	heteromer cyclic	link
1fc4	2-AMINO-3-KETOBUTYRATE CONENZYME A LIGASE	Escherichia coli	Aminotran_1_2	homomer cyclic	link
1fch	PEROXISOMAL TARGETING SIGNAL 1 RECEPTOR PTS1-CONTAINING PEPTIDE	Homo sapiens	TPR_10 TPR_16	monomer asymmetric	link
1fd3	BETA-DEFENSIN 2	Homo sapiens	Defensin_beta	homomer cyclic	link
1fd9	PROTEIN (MACROPHAGE INFECTIVITY POTENTIATOR PROTEIN)	Legionella pneumophila	FKBP_C FKBP_N	homomer cyclic	link
1ffv	CUTL, MOLYBDOPROTEIN OF CARBON MONOXIDE DEHYDROGENASE CUTM, FLAVOPROTEIN OF CARBON MONOXIDE DEHYDROGENASE CUTS, IRON-SULFUR PROTEIN OF CARBON MONOXIDE DEHYDROGENASE	Hydrogenophaga pseudoflava	Ald_Xan_dh_C Ald_Xan_dh_C2 CO_deh_flav_C FAD_binding_5 Fer2 Fer2_2	heteromer cyclic	link
1ffv	CUTL, MOLYBDOPROTEIN OF CARBON MONOXIDE DEHYDROGENASE CUTS, IRON-SULFUR PROTEIN OF CARBON MONOXIDE DEHYDROGENASE	Hydrogenophaga pseudoflava	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer cyclic	link
1fg7	HISTIDINOL PHOSPHATE AMINOTRANSFERASE	Escherichia coli	Aminotran_1_2	homomer cyclic	link
1fgl	CYCLOPHILIN A HIV-1 GAG PROTEIN	Homo sapiens Human immunodeficiency virus 1	Pro_isomerase	monomer asymmetric	link
1fi2	OXALATE OXIDASE	Hordeum vulgare	Cupin_1	homomer dihedral	link
1fiu	TYPE II RESTRICTION ENZYME NGOMI	Neisseria gonorrhoeae	NgoMIV_restric	homomer dihedral	link
1fjh	3ALPHA-HYDROXYSTEROID DEHYDROGENASE/CARBONYL REDUCTASE	Comamonas testosteroni	adh_short adh_short_C2	homomer cyclic	link
1flg	PROTEIN (QUINOPROTEIN ETHANOL DEHYDROGENASE)	Pseudomonas aeruginosa	PQQ PQQ_2	homomer cyclic	link
1flk	TNF RECEPTOR ASSOCIATED FACTOR 3	Homo sapiens	-	homomer cyclic	link
1flm	PROTEIN (FMN-BINDING PROTEIN)	Desulfovibrio vulgaris	Putative_PNPOx	homomer cyclic	link
1flo	FLP RECOMBINASE	Saccharomyces cerevisiae	Flp_C Flp_N	homomer cyclic	link
1fm0	MOLYBDOPTERIN CONVERTING FACTOR, SUBUNIT 1 MOLYBDOPTERIN CONVERTING FACTOR, SUBUNIT 2	Escherichia coli	MoaE ThiS	heteromer asymmetric	link
1fm2	GLUTARYL 7-AMINOCEPHALOSPORANIC ACID ACYLASE	Brevundimonas diminuta	Penicil_amidase	heteromer asymmetric	link
1fmb	EIAV PROTEASE	Equine infectious anemia virus	RVP	homomer cyclic	link
1fmo	CAMP-DEPENDENT PROTEIN KINASE HEAT STABLE RABBIT SKELETAL MUSCLE INHIBITOR PROTEIN	Mus musculus Oryctolagus cuniculus	PKI Pkinase	heteromer asymmetric	link
1fp1	ISOLIQUIRITIGENIN 2'-O-METHYLTRANSFERASE	Medicago sativa	Dimerisation Methyltransf_2	homomer cyclic	link
1fp2	ISOFLAVONE O-METHYLTRANSFERASE	Medicago sativa	Dimerisation Methyltransf_2	homomer cyclic	link
1fr3	MOLYBDATE/TUNGSTATE BINDING PROTEIN	Sporomusa ovata	TOBE	homomer dihedral	link
1fs0	ATP SYNTHASE EPSILON SUBUNIT ATP SYNTHASE GAMMA SUBUNIT	Escherichia coli	ATP-synt ATP-synt_DE ATP-synt_DE_N	heteromer asymmetric	link
1fs2	SKP1 SKP2	Homo sapiens	F-box-like Skp1 Skp1_POZ	heteromer cyclic	link
1fs2	SKP2	Homo sapiens	F-box-like	heteromer cyclic	link
1fse	GERE	Bacillus subtilis	GerE	homomer cyclic	link
1fua	L-FUCULOSE-1-PHOSPHATE ALDOLASE	Escherichia coli	Aldolase_II	homomer cyclic	link
1fui	L-FUCOSE ISOMERASE	Escherichia coli	Fucose_iso_C Fucose_iso_N1 Fucose_iso_N2	homomer cyclic	link
1fwx	NITROUS OXIDE REDUCTASE	Paracoccus denitrificans	Cupredoxin_1	homomer cyclic	link
1fxk	PREFOLDIN PROTEIN (PREFOLDIN)	Methanothermobacter thermautotrophicus	Prefoldin Prefoldin_2	heteromer cyclic	link
1g0o	TRIHYDROXYNAPHTHALENE REDUCTASE	Pyricularia grisea	adh_short_C2	homomer dihedral	link
1g0s	HYPOTHETICAL 23.7 KDA PROTEIN IN ICC-TOLC INTERGENIC REGION	Escherichia coli	NUDIX	homomer cyclic	link
1g0u	PROTEASOME COMPONENT C11 PROTEASOME COMPONENT PUP3	Saccharomyces cerevisiae	Proteasome	heteromer cyclic	link
1g0u	PROTEASOME COMPONENT C5 PROTEASOME COMPONENT PUP1 PROTEASOME COMPONENT PUP3	Saccharomyces cerevisiae	Pr_beta_C Proteasome	heteromer cyclic	link
1g0u	PROTEASOME COMPONENT C5 PROTEASOME COMPONENT PUP3	Saccharomyces cerevisiae	Proteasome	heteromer cyclic	link
1g0u	PROTEASOME COMPONENT PRE3 PROTEASOME COMPONENT PRE4	Saccharomyces cerevisiae	Proteasome	heteromer cyclic	link
1g1j	NON-STRUCTURAL GLYCOPROTEIN NSP4	Rotavirus A	Rota_NSP4	homomer cyclic	link
1g2c	FUSION PROTEIN (F)	Human orthopneumovirus	Fusion_gly	heteromer cyclic	link
1g2o	PURINE NUCLEOSIDE PHOSPHORYLASE	Mycobacterium tuberculosis	PNP_UDP_1	homomer cyclic	link
1g2y	HEPATOCYTE NUCLEAR FACTOR 1-ALPHA	Mus musculus	-	homomer cyclic	link
1g3k	ATP-DEPENDENT PROTEASE HSLV	Haemophilus influenzae	Proteasome	homomer dihedral	link
1g3n	CYCLIN-DEPENDENT KINASE 6 CYCLIN-DEPENDENT KINASE 6 INHIBITOR	Homo sapiens	Ank_4 Ank_5 Pkinase	heteromer asymmetric	link
1g6u	DOMAIN SWAPPED DIMER	-	-	homomer cyclic	link
1g79	PYRIDOXINE 5'-PHOSPHATE OXIDASE	Escherichia coli	PNP_phzG_C Putative_PNPOx	homomer cyclic	link
1g7a	INSULIN B-CHAIN	Homo sapiens	Insulin	heteromer dihedral	link
1g7b	INSULIN B-CHAIN	Homo sapiens	-	heteromer dihedral	link
1g8e	FLAGELLAR TRANSCRIPTIONAL ACTIVATOR FLHD	Escherichia coli	FlhD	homomer cyclic	link
1g8k	ARSENITE OXIDASE	Alcaligenes faecalis	Molybdopterin Molydop_binding Rieske	heteromer asymmetric	link
1g8l	MOLYBDOPTERIN BIOSYNTHESIS MOEA PROTEIN	Escherichia coli	MoCF_biosynth MoeA_C MoeA_N	homomer cyclic	link
1g8m	AICAR TRANSFORMYLASE-IMP CYCLOHYDROLASE	Gallus gallus	AICARFT_IMPCHas MGS	homomer cyclic	link
1g99	ACETATE KINASE	Methanosarcina thermophila	Acetate_kinase	homomer cyclic	link
1gcb	GAL6 HG (EMTS) DERIVATIVE	Saccharomyces cerevisiae	Peptidase_C1_2	homomer dihedral	link
1gd2	TRANSCRIPTION FACTOR PAP1	Schizosaccharomyces pombe	bZIP_1	homomer cyclic	link
1gk6	VIMENTIN	Saccharomyces cerevisiae,Homo sapiens	Filament	homomer cyclic	link
1gk9	PENICILLIN G ACYLASE ALPHA SUBUNIT PENICILLIN G ACYLASE BETA SUBUNIT	Escherichia coli	Penicil_amidase	heteromer asymmetric	link
1gkm	HISTIDINE AMMONIA-LYASE	Pseudomonas putida	Lyase_aromatic	homomer dihedral	link
1gkp	HYDANTOINASE	Thermus sp.	Amidohydro_1	homomer dihedral	link
1gkr	NON-ATP DEPENDENT L-SELECTIVE HYDANTOINASE	Paenarthrobacter aurescens	Amidohydro_1	homomer dihedral	link
1gl2	ENDOBREVIN SYNTAXIN 7 SYNTAXIN 8 VESICLE TRANSPORT V-SNARE PROTEIN VTI1-LIKE 1	Mus musculus Rattus norvegicus	SNARE Synaptobrevin V-SNARE_C	heteromer asymmetric	link
1gme	HEAT SHOCK PROTEIN 16.9B	Triticum aestivum	HSP20	homomer dihedral	link
1go4	MITOTIC SPINDLE ASSEMBLY CHECKPOINT PROTEIN MAD1	Homo sapiens	-	heteromer asymmetric	link
1go4	MITOTIC SPINDLE ASSEMBLY CHECKPOINT PROTEIN MAD1	Homo sapiens	MAD	heteromer asymmetric	link
1got	GT-ALPHA/GI-ALPHA CHIMERA GT-BETA	Bos taurus	G-alpha WD40	heteromer asymmetric	link
1gpj	GLUTAMYL-TRNA REDUCTASE	Methanopyrus kandleri	GlutR_N GlutR_dimer Shikimate_DH	homomer cyclic	link
1gpm	GMP SYNTHETASE	Escherichia coli	GATase GMP_synt_C NAD_synthase	homomer dihedral	link
1gq6	PROCLAVAMINATE AMIDINO HYDROLASE	Streptomyces clavuligerus	Arginase	homomer dihedral	link
1gr3	COLLAGEN X	Homo sapiens	C1q	homomer cyclic	link
1gs5	ACETYLGLUTAMATE KINASE	Escherichia coli	AA_kinase	homomer cyclic	link
1gsa	GLUTATHIONE SYNTHETASE	Escherichia coli	GSH-S_ATP GSH-S_N	homomer dihedral	link
1gt7	RHAMNULOSE-1-PHOSPHATE ALDOLASE	Escherichia coli	Aldolase_II	homomer dihedral	link
1gt9	KUMAMOLYSIN	Bacillus subtilis	Peptidase_S8	homomer asymmetric	link
1gte	DIHYDROPYRIMIDINE DEHYDROGENASE	Sus scrofa	DHO_dh Fer4_20 Fer4_21 Pyr_redox_2	homomer cyclic	link
1gtm	GLUTAMATE DEHYDROGENASE	Pyrococcus furiosus	ELFV_dehydrog ELFV_dehydrog_N	homomer dihedral	link
1gtv	THYMIDYLATE KINASE	Mycobacterium tuberculosis	Thymidylate_kin	homomer cyclic	link
1gu3	ENDOGLUCANASE C	Cellulomonas fimi	CBM_4_9	homomer cyclic	link
1gu9	ALKYLHYDROPEROXIDASE D	Mycobacterium tuberculosis	CMD	homomer cyclic	link
1gut	MOLYBDATE BINDING PROTEIN II	Clostridium pasteurianum	TOBE	homomer dihedral	link
1gvf	TAGATOSE-BISPHOSPHATE ALDOLASE AGAY	Escherichia coli	F_bP_aldolase	homomer dihedral	link
1gwe	CATALASE	Micrococcus luteus	Catalase Catalase-rel	homomer dihedral	link
1gxt	HYDROGENASE MATURATION PROTEIN HYPF	Escherichia coli	Acylphosphatase	homomer dihedral	link
1gzs	GTP-BINDING PROTEIN SOPE	Homo sapiens Salmonella enterica	Ras SopE_GEF	heteromer asymmetric	link
1h05	3-DEHYDROQUINATE DEHYDRATASE	Mycobacterium tuberculosis	DHquinase_II	homomer tetrahedral	link
1h0o	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE	Mus musculus	Ribonuc_red_sm	homomer cyclic	link
1h21	SPLIT-SORET CYTOCHROME C	Desulfovibrio desulfuricans	C_GCAxxG_C_C	homomer cyclic	link
1h2c	MATRIX PROTEIN VP40	Ebola virus sp.	VP40	homomer dihedral	link
1h2h	HYPOTHETICAL PROTEIN TM1643	Thermotoga maritima	DUF108 NAD_binding_3	homomer cyclic	link
1h2i	DNA REPAIR PROTEIN RAD52 HOMOLOG	Homo sapiens	Rad52_Rad22	homomer cyclic	link
1h2k	FACTOR INHIBITING HIF1	Homo sapiens	Cupin_8	heteromer cyclic	link
1h2m	FACTOR INHIBITING HIF1	Homo sapiens	Cupin_8	heteromer cyclic	link
1h2s	SENSORY RHODOPSIN II TRANSDUCER	Natronomonas pharaonis	-	heteromer cyclic	link
1h2s	SENSORY RHODOPSIN II SENSORY RHODOPSIN II TRANSDUCER	Natronomonas pharaonis	Bac_rhodopsin	heteromer cyclic	link
1h3o	TRANSCRIPTION INITIATION FACTOR TFIID 135 KDA SUBUNIT TRANSCRIPTION INITIATION FACTOR TFIID 20/15 KDA SUBUNITS	Homo sapiens	TAF4 TFIID_20kDa	heteromer asymmetric	link
1h5q	NADP-DEPENDENT MANNITOL DEHYDROGENASE	Agaricus bisporus	adh_short_C2	homomer dihedral	link
1h5w	UPPER COLLAR PROTEIN	Bacillus virus phi29	Phage_connector	homomer cyclic	link
1h65	CHLOROPLAST OUTER ENVELOPE PROTEIN OEP34	Pisum sativum	AIG1	homomer cyclic	link
1h6d	PRECURSOR FORM OF GLUCOSE-FRUCTOSE OXIDOREDUCTASE	Zymomonas mobilis	GFO_IDH_MocA GFO_IDH_MocA_C	homomer dihedral	link
1h6w	BACTERIOPHAGE T4 SHORT TAIL FIBRE	Escherichia virus T4	Collar gp12-short_mid	homomer cyclic	link
1h72	HOMOSERINE KINASE	Methanocaldococcus jannaschii	GHMP_kinases_C GHMP_kinases_N	homomer cyclic	link
1h7n	5-AMINOLAEVULINIC ACID DEHYDRATASE	Saccharomyces cerevisiae	ALAD	homomer dihedral	link
1h89	CAAT/ENHANCER BINDING PROTEIN BETA	Homo sapiens	bZIP_2	heteromer asymmetric	link
1h9m	MOLYBDENUM-BINDING-PROTEIN	Azotobacter vinelandii	TOBE	homomer cyclic	link
1h9s	MOLYBDENUM TRANSPORT PROTEIN MODE	Escherichia coli	TOBE	homomer cyclic	link
1hc7	PROLYL-TRNA SYNTHETASE	Thermus thermophilus	HGTP_anticodon ProRS-C_1 tRNA-synt_2b	homomer cyclic	link
1hcf	NEUROTROPHIN-4	Homo sapiens	NGF	heteromer cyclic	link
1hci	ALPHA-ACTININ 2	Homo sapiens	Spectrin	homomer cyclic	link
1hcx	MAJOR AUTOLYSIN	Streptococcus pneumoniae	CW_binding_1	homomer cyclic	link
1hdf	SPHERULIN 3A	Physarum polycephalum	Crystall_3	homomer dihedral	link
1hh4	RAS-RELATED C3 BOTULINUM TOXIN SUBSTRATE 1 RHO GDP-DISSOCIATION INHIBITOR 1	Homo sapiens	Ras Rho_GDI	heteromer asymmetric	link
1hjr	HOLLIDAY JUNCTION RESOLVASE (RUVC)	Escherichia coli	RuvC	homomer cyclic	link
1hlo	PROTEIN (TRANSCRIPTION FACTOR MAX)	Homo sapiens	HLH	homomer cyclic	link
1hlq	HIGH-POTENTIAL IRON-SULFUR PROTEIN	Rhodoferax fermentans	HIPIP	homomer asymmetric	link
1hm9	UDP-N-ACETYLGLUCOSAMINE-1-PHOSPHATE URIDYLTRANSFERASE	Streptococcus pneumoniae	Hexapep Hexapep_2 NTP_transferase	homomer cyclic	link
1hqk	6,7-DIMETHYL-8-RIBITYLLUMAZINE SYNTHASE	Aquifex aeolicus	DMRL_synthase	homomer icosahedral	link
1hqs	ISOCITRATE DEHYDROGENASE	Bacillus subtilis	Iso_dh	homomer cyclic	link
1htm	HEMAGGLUTININ HA1 CHAIN HEMAGGLUTININ HA2 CHAIN	uncultured beta proteobacterium UMTRA-608	Hemagglutinin	homomer cyclic	link
1htm	HEMAGGLUTININ HA2 CHAIN	uncultured beta proteobacterium UMTRA-608	Hemagglutinin	homomer cyclic	link
1htn	TETRANECTIN	Homo sapiens	Lectin_C	homomer cyclic	link
1hto	GLUTAMINE SYNTHETASE	Mycobacterium tuberculosis	Gln-synt_C Gln-synt_N	homomer dihedral	link
1htv	INSULIN	Homo sapiens	Insulin	heteromer dihedral	link
1hul	INTERLEUKIN-5	Homo sapiens	IL5	homomer cyclic	link
1hup	MANNOSE-BINDING PROTEIN	Homo sapiens	Lectin_C	homomer cyclic	link
1hw1	FATTY ACID METABOLISM REGULATOR PROTEIN	Escherichia coli	FadR_C GntR	homomer cyclic	link
1hw4	THYMIDYLATE SYNTHASE	Homo sapiens	Thymidylat_synt	homomer cyclic	link
1hw7	HEAT SHOCK PROTEIN HSP33	Escherichia coli	HSP33	homomer cyclic	link
1hwt	PROTEIN (HEME ACTIVATOR PROTEIN)	Saccharomyces cerevisiae	Zn_clus	homomer asymmetric	link
1hx6	MAJOR CAPSID PROTEIN	Pseudomonas virus PRD1	Phage_Capsid_P3	homomer cyclic	link
1hy0	DELTA CRYSTALLIN I	Anas platyrhynchos	ASL_C2 Lyase_1	homomer dihedral	link
1hyn	BAND 3 ANION TRANSPORT PROTEIN	Homo sapiens	Band_3_cyto	homomer cyclic	link
1hyu	ALKYL HYDROPEROXIDE REDUCTASE SUBUNIT F	Salmonella enterica	Pyr_redox_2 Thioredoxin_3	homomer cyclic	link
1hz4	MALT REGULATORY PROTEIN	Escherichia coli	TPR_MalT	homomer cyclic	link
1hzd	AU-BINDING PROTEIN/ENOYL-COA HYDRATASE	Homo sapiens	ECH_1	homomer dihedral	link
1i1q	ANTHRANILATE SYNTHASE COMPONENT I ANTHRANILATE SYNTHASE COMPONENT II	Salmonella enterica	Anth_synt_I_N Chorismate_bind GATase	heteromer cyclic	link
1i2k	4-AMINO-4-DEOXYCHORISMATE LYASE	Escherichia coli	Aminotran_4	homomer cyclic	link
1i2m	GTP-BINDING NUCLEAR PROTEIN RAN REGULATOR OF CHROMOSOME CONDENSATION 1	Homo sapiens	RCC1 Ras	heteromer asymmetric	link
1i36	CONSERVED HYPOTHETICAL PROTEIN MTH1747	Methanothermobacter thermautotrophicus	DUF1932 F420_oxidored	homomer cyclic	link
1i52	4-DIPHOSPHOCYTIDYL-2-C-METHYLERYTHRITOL SYNTHASE	Escherichia coli	IspD	homomer cyclic	link
1i58	CHEMOTAXIS PROTEIN CHEA	Thermotoga maritima	HATPase_c	homomer cyclic	link
1ia9	TRANSIENT RECEPTOR POTENTIAL-RELATED PROTEIN	Mus musculus	Alpha_kinase	homomer cyclic	link
1iay	1-AMINOCYCLOPROPANE-1-CARBOXYLATE SYNTHASE 2	Solanum lycopersicum	Aminotran_1_2	homomer cyclic	link
1ibj	CYSTATHIONINE BETA-LYASE	Arabidopsis thaliana	Cys_Met_Meta_PP	homomer dihedral	link
1iby	NITROSOCYANIN	Nitrosomonas europaea	Cupredoxin_1	homomer cyclic	link
1icf	PROTEIN (CATHEPSIN L: HEAVY CHAIN) PROTEIN (CATHEPSIN L: LIGHT CHAIN)	Homo sapiens	Peptidase_C1	heteromer asymmetric	link
1icf	PROTEIN (CATHEPSIN L: HEAVY CHAIN) PROTEIN (INVARIANT CHAIN)	Homo sapiens	Peptidase_C1 Thyroglobulin_1	heteromer asymmetric	link
1id1	PUTATIVE POTASSIUM CHANNEL PROTEIN	Escherichia coli	TrkA_N	homomer cyclic	link
1ii5	SLR1257 PROTEIN	Synechocystis sp. PCC 6803	SBP_bac_3	homomer cyclic	link
1ik9	DNA REPAIR PROTEIN XRCC4	Homo sapiens	XRCC4	heteromer asymmetric	link
1inl	SPERMIDINE SYNTHASE	Thermotoga maritima	Spermine_synt_N Spermine_synth	homomer dihedral	link
1iom	CITRATE SYNTHASE	Thermus thermophilus	Citrate_synt	homomer cyclic	link
1iq5	CA2+/CALMODULIN DEPENDENT KINASE KINASE CALMODULIN	Xenopus laevis	EF-hand_7	heteromer asymmetric	link
1iq6	(R)-SPECIFIC ENOYL-COA HYDRATASE	Aeromonas caviae	MaoC_dehydratas	homomer cyclic	link
1iqp	RFCS	Pyrococcus furiosus	AAA Rep_fac_C	homomer cyclic	link
1ird	HEMOGLOBIN ALPHA CHAIN HEMOGLOBIN BETA CHAIN	Homo sapiens	Globin	monomer asymmetric	link
1is8	GTP CYCLOHYDROLASE I FEEDBACK REGULATORY PROTEIN	Rattus norvegicus	GFRP	heteromer dihedral	link
1is8	GTP CYCLOHYDROLASE I GTP CYCLOHYDROLASE I FEEDBACK REGULATORY PROTEIN	Rattus norvegicus	GFRP GTP_cyclohydroI	heteromer dihedral	link
1is8	GTP CYCLOHYDROLASE I	Rattus norvegicus	GTP_cyclohydroI	heteromer dihedral	link
1itz	TRANSKETOLASE	Zea mays	Transket_pyr Transketolase_C Transketolase_N	homomer cyclic	link
1iuj	HYPOTHETICAL PROTEIN TT1380	Thermus thermophilus	ABM	homomer cyclic	link
1iwe	ADENYLOSUCCINATE SYNTHETASE	Mus musculus	Adenylsucc_synt	homomer cyclic	link
1iwp	GLYCEROL DEHYDRATASE ALPHA SUBUNIT GLYCEROL DEHYDRATASE GAMMA SUBUNIT	Klebsiella pneumoniae	Dehydratase_LU Dehydratase_SU	heteromer cyclic	link
1iwp	GLYCEROL DEHYDRATASE ALPHA SUBUNIT	Klebsiella pneumoniae	Dehydratase_LU	heteromer cyclic	link
1iy8	LEVODIONE REDUCTASE	Leifsonia aquatica	adh_short_C2	homomer dihedral	link
1izc	MACROPHOMATE SYNTHASE INTERMOLECULAR DIELS-ALDERASE	Macrophoma commelinae	HpcH_HpaI	homomer dihedral	link
1izm	HYPOTHETICAL PROTEIN HI0817	Haemophilus influenzae	UPF0149	homomer cyclic	link
1j0h	NEOPULLULANASE	Geobacillus stearothermophilus	Alpha-amylase Alpha-amylase_N Malt_amylase_C	homomer cyclic	link
1j1d	TROPONIN C TROPONIN I	Homo sapiens	EF-hand_7 EF-hand_8 Troponin	heteromer asymmetric	link
1j1d	TROPONIN I TROPONIN T	Homo sapiens	Troponin	heteromer asymmetric	link
1j2r	HYPOTHETICAL ISOCHORISMATASE FAMILY PROTEIN YECD	Escherichia coli	Isochorismatase	homomer dihedral	link
1j30	144AA LONG HYPOTHETICAL RUBRERYTHRIN	Sulfurisphaera tokodaii	Rubrerythrin	homomer cyclic	link
1j3i	BIFUNCTIONAL DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE	Plasmodium falciparum	DHFR_1	heteromer cyclic	link
1j3i	BIFUNCTIONAL DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE	Plasmodium falciparum	Thymidylat_synt	heteromer cyclic	link
1j3w	GIDING PROTEIN-MGLB	Thermus thermophilus	-	homomer dihedral	link
1j3w	GIDING PROTEIN-MGLB	Thermus thermophilus	Robl_LC7	homomer dihedral	link
1j5s	URONATE ISOMERASE	Thermotoga maritima	UxaC	homomer cyclic	link
1j5w	GLYCYL-TRNA SYNTHETASE ALPHA CHAIN	Thermotoga maritima	tRNA-synt_2e	homomer cyclic	link
1j93	UROPORPHYRINOGEN DECARBOXYLASE	Nicotiana tabacum	URO-D	homomer cyclic	link
1j98	AUTOINDUCER-2 PRODUCTION PROTEIN LUXS	Bacillus subtilis	LuxS	homomer cyclic	link
1ja9	1,3,6,8-TETRAHYDROXYNAPHTHALENE REDUCTASE	Pyricularia grisea	adh_short_C2	homomer dihedral	link
1jb0	PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT II PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT XI	Synechococcus elongatus	PsaD PsaL	heteromer cyclic	link
1jb0	PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT IV PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2	Synechococcus elongatus	PSI_PsaE PsaA_PsaB	heteromer cyclic	link
1jb0	PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT XI	Synechococcus elongatus	PsaL	heteromer cyclic	link
1jb0	PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A1 PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2	Synechococcus elongatus	PsaA_PsaB	heteromer cyclic	link
1jb1	HPRK PROTEIN	Lactobacillus casei	Hpr_kinase_C	homomer dihedral	link
1jc4	METHYLMALONYL-COA EPIMERASE	Propionibacterium freudenreichii	Glyoxalase_4	homomer cyclic	link
1jcd	MAJOR OUTER MEMBRANE LIPOPROTEIN	Escherichia coli	LPP	homomer asymmetric	link
1jdp	ATRIAL NATRIURETIC PEPTIDE CLEARANCE RECEPTOR	Homo sapiens	ANF_receptor	homomer cyclic	link
1jek	ENV POLYPROTEIN	Visna-maedi virus	-	heteromer cyclic	link
1jey	KU70 KU80	Homo sapiens	Ku Ku_C Ku_N	heteromer asymmetric	link
1jfi	TRANSCRIPTION REGULATOR NC2 ALPHA CHAIN TRANSCRIPTION REGULATOR NC2 BETA CHAIN	Homo sapiens	CBFD_NFYB_HMF	heteromer asymmetric	link
1jg5	GTP CYCLOHYDROLASE I FEEDBACK REGULATORY PROTEIN	Rattus norvegicus	GFRP	homomer cyclic	link
1jg8	L-ALLO-THREONINE ALDOLASE	Thermotoga maritima	Beta_elim_lyase	homomer dihedral	link
1jgs	MULTIPLE ANTIBIOTIC RESISTANCE PROTEIN MARR	Escherichia coli	MarR	homomer cyclic	link
1jhc	LEXA REPRESSOR	Escherichia coli	Peptidase_S24	homomer cyclic	link
1jig	DLP-2	Bacillus anthracis	Ferritin	homomer tetrahedral	link
1jk0	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE SMALL CHAIN 1 RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE SMALL CHAIN 2	Saccharomyces cerevisiae	Ribonuc_red_sm	heteromer asymmetric	link
1jke	D-TYR-TRNATYR DEACYLASE	Escherichia coli	Tyr_Deacylase	homomer cyclic	link
1jkm	BREFELDIN A ESTERASE	Bacillus subtilis	Abhydrolase_3	homomer cyclic	link
1jkv	PSEUDOCATALASE	Lactobacillus plantarum	Mn_catalase	homomer dihedral	link
1jkw	CYCLIN H	Homo sapiens	Cyclin_C_2 Cyclin_N	homomer cyclic	link
1jlj	GEPHYRIN	Homo sapiens	MoCF_biosynth	homomer cyclic	link
1jlx	AGGLUTININ	Amaranthus caudatus	Agglutinin	homomer cyclic	link
1jm0	PROTEIN (FOUR-HELIX BUNDLE MODEL)	-	-	homomer cyclic	link
1jmo	HEPARIN COFACTOR II THROMBIN, HEAVY CHAIN	Homo sapiens	Serpin Trypsin	heteromer asymmetric	link
1jmu	PROTEIN MU-1	Reovirus sp.	Reovirus_M2	heteromer cyclic	link
1joc	EARLY ENDOSOMAL AUTOANTIGEN 1	Homo sapiens	FYVE	homomer cyclic	link
1jog	HYPOTHETICAL PROTEIN HI0074	Haemophilus influenzae	NTase_sub_bind	homomer cyclic	link
1jot	AGGLUTININ	Maclura pomifera	Jacalin	homomer dihedral	link
1jqo	PHOSPHOENOLPYRUVATE CARBOXYLASE	Zea mays	PEPcase	homomer dihedral	link
1js1	TRANSCARBAMYLASE	Bacteroides fragilis	OTCace OTCace_N	homomer cyclic	link
1jsg	ONCOGENE PRODUCT P14TCL1	Homo sapiens	TCL1_MTCP1	homomer cyclic	link
1jsu	CYCLIN-DEPENDENT KINASE-2 P27	Homo sapiens	CDI Pkinase	heteromer asymmetric	link
1jtv	17 BETA-HYDROXYSTEROID DEHYDROGENASE TYPE 1	Homo sapiens	adh_short	homomer cyclic	link
1jtz	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 11	Mus musculus	TNF	homomer cyclic	link
1jw9	MOLYBDOPTERIN BIOSYNTHESIS MOEB PROTEIN MOLYBDOPTERIN [MPT] CONVERTING FACTOR, SUBUNIT 1	Escherichia coli	ThiF ThiS	heteromer cyclic	link
1jw9	MOLYBDOPTERIN BIOSYNTHESIS MOEB PROTEIN	Escherichia coli	ThiF	heteromer cyclic	link
1jx7	HYPOTHETICAL PROTEIN YCHN	Escherichia coli	DrsE	homomer dihedral	link
1jy2	FIBRINOGEN ALPHA CHAIN FIBRINOGEN BETA CHAIN FIBRINOGEN GAMMA-B CHAIN	Bos taurus	Fib_alpha	heteromer cyclic	link
1jya	YOPE REGULATOR	Yersinia pseudotuberculosis	CesT	homomer cyclic	link
1jyo	PROTEIN TYROSINE PHOSPHATASE SPTP SICP	Salmonella enterica	CesT	heteromer cyclic	link
1jyo	SICP	Salmonella enterica	CesT	heteromer cyclic	link
1k04	FOCAL ADHESION KINASE 1	Homo sapiens	Focal_AT	homomer cyclic	link
1k1f	BREAKPOINT CLUSTER REGION PROTEIN	Homo sapiens	Bcr-Abl_Oligo	homomer cyclic	link
1k28	BASEPLATE STRUCTURAL PROTEIN GP27 TAIL-ASSOCIATED LYSOZYME	Escherichia virus T4	Gp5_C Gp5_OB Phage-tail_1 Phage-tail_2 Phage_lysozyme	heteromer cyclic	link
1k28	TAIL-ASSOCIATED LYSOZYME	Escherichia virus T4	Gp5_C Gp5_OB Phage_lysozyme	heteromer cyclic	link
1k2x	PUTATIVE L-ASPARAGINASE	Escherichia coli	Asparaginase_2	heteromer cyclic	link
1k32	TRICORN PROTEASE	Thermoplasma acidophilum	PD40 Peptidase_S41 Tricorn_C1 Tricorn_PDZ	homomer dihedral	link
1k38	BETA-LACTAMASE OXA-2	Salmonella enterica	Transpeptidase	homomer cyclic	link
1k3r	CONSERVED PROTEIN MT0001	Methanothermobacter thermautotrophicus	Methyltrn_RNA_3	homomer cyclic	link
1k3s	SIGE	Salmonella enterica	Chaperone_III	homomer cyclic	link
1k5j	NUCLEOPLASMIN CORE	Xenopus laevis	Nucleoplasmin	homomer cyclic	link
1k66	PHYTOCHROME RESPONSE REGULATOR RCPB	Tolypothrix sp. PCC 7601	Response_reg	homomer cyclic	link
1k6y	INTEGRASE	Human immunodeficiency virus 1	-	homomer cyclic	link
1k6y	INTEGRASE	Human immunodeficiency virus 1	Integrase_Zn rve	homomer cyclic	link
1k8k	ARP2/3 COMPLEX 20 KDA SUBUNIT ARP2/3 COMPLEX 34 KDA SUBUNIT	Bos taurus	ARPC4 P34-Arc	heteromer asymmetric	link
1k94	GRANCALCIN	Homo sapiens	EF-hand_5 EF-hand_8	homomer cyclic	link
1k9u	POLCALCIN PHL P 7	Phleum pratense	EF-hand_7	homomer cyclic	link
1ka2	M32 CARBOXYPEPTIDASE	Pyrococcus furiosus	Peptidase_M32	homomer cyclic	link
1ka8	PUTATIVE P4-SPECIFIC DNA PRIMASE	Enterobacteria phage P4	Pox_D5	homomer cyclic	link
1kac	PROTEIN (FIBER KNOB PROTEIN)	Human mastadenovirus A	Adeno_knob	heteromer cyclic	link
1kae	HISTIDINOL DEHYDROGENASE	Escherichia coli	Histidinol_dh	homomer cyclic	link
1kbj	CYTOCHROME B2	Saccharomyces cerevisiae	FMN_dh	homomer cyclic	link
1kbl	PYRUVATE PHOSPHATE DIKINASE	[Clostridium] symbiosum	PEP-utilizers PEP-utilizers_C PPDK_N	homomer cyclic	link
1kbu	CRE RECOMBINASE	Escherichia virus P1	Phage_integrase	homomer cyclic	link
1kd7	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 13B	Homo sapiens	TNF	homomer cyclic	link
1kg0	MHC CLASS II RECEPTOR HLA-DR1	Homo sapiens	C1-set MHC_II_alpha MHC_II_beta	heteromer asymmetric	link
1khd	ANTHRANILATE PHOSPHORIBOSYLTRANSFERASE	Pectobacterium carotovorum	Glycos_trans_3N Glycos_transf_3	homomer cyclic	link
1kht	ADENYLATE KINASE	Methanococcus voltae	AAA_17	homomer cyclic	link
1khu	SMAD1	Homo sapiens	MH2	homomer cyclic	link
1kkc	MANGANESE SUPEROXIDE DISMUTASE	Aspergillus fumigatus	Sod_Fe_C Sod_Fe_N	homomer dihedral	link
1kke	SIGMA 1 PROTEIN	Mammalian orthoreovirus	Reo_sigma1	homomer cyclic	link
1kkl	HPRK PROTEIN	Lactobacillus casei	Hpr_kinase_C	heteromer dihedral	link
1klo	LAMININ	Mus musculus	Laminin_EGF	homomer dihedral	link
1kmi	CHEMOTAXIS PROTEIN CHEY CHEMOTAXIS PROTEIN CHEZ	Escherichia coli	CheZ Response_reg	heteromer cyclic	link
1kmi	CHEMOTAXIS PROTEIN CHEZ	Escherichia coli	CheZ	heteromer cyclic	link
1knw	DIAMINOPIMELATE DECARBOXYLASE	Escherichia coli	Orn_Arg_deC_N	homomer cyclic	link
1knx	PROBABLE HPR(SER) KINASE/PHOSPHATASE	Mycoplasma pneumoniae	Hpr_kinase_C Hpr_kinase_N	homomer dihedral	link
1knz	NONSTRUCTURAL RNA-BINDING PROTEIN 34	Rotavirus A	Rota_NSP3	homomer asymmetric	link
1ko7	HPR KINASE/PHOSPHATASE	Staphylococcus xylosus	Hpr_kinase_C Hpr_kinase_N	homomer cyclic	link
1kob	TWITCHIN	Aplysia californica	Pkinase	homomer cyclic	link
1kqf	FORMATE DEHYDROGENASE, NITRATE-INDUCIBLE, CYTOCHROME B556(FDN) SUBUNIT FORMATE DEHYDROGENASE, NITRATE-INDUCIBLE, IRON-SULFUR SUBUNIT	Escherichia coli	Fer4_11 Fer4_4 Form-deh_trans Ni_hydr_CYTB	heteromer cyclic	link
1kqf	FORMATE DEHYDROGENASE, NITRATE-INDUCIBLE, CYTOCHROME B556(FDN) SUBUNIT	Escherichia coli	Ni_hydr_CYTB	heteromer cyclic	link
1kqf	FORMATE DEHYDROGENASE, NITRATE-INDUCIBLE, IRON-SULFUR SUBUNIT FORMATE DEHYDROGENASE, NITRATE-INDUCIBLE, MAJOR SUBUNIT	Escherichia coli	Fer4_11 Fer4_4 Form-deh_trans Molybdop_Fe4S4 Molybdopterin Molydop_binding	heteromer cyclic	link
1kqf	FORMATE DEHYDROGENASE, NITRATE-INDUCIBLE, MAJOR SUBUNIT	Escherichia coli	Molybdop_Fe4S4 Molybdopterin Molydop_binding	heteromer cyclic	link
1kqp	NH(3)-DEPENDENT NAD(+) SYNTHETASE	Bacillus subtilis	NAD_synthase	homomer cyclic	link
1ku9	HYPOTHETICAL PROTEIN MJ223	Methanocaldococcus jannaschii	HTH_5	homomer cyclic	link
1kvd	SMK TOXIN	Millerozyma farinosa	-	heteromer asymmetric	link
1kxg	B LYMPHOCYTE STIMULATOR	Homo sapiens	TNF	homomer cyclic	link
1kxu	CYCLIN H	Homo sapiens	Cyclin_C_2 Cyclin_N	homomer cyclic	link
1ky9	PROTEASE DO	Escherichia coli	PDZ Trypsin_2	homomer dihedral	link
1kyq	SIROHEME BIOSYNTHESIS PROTEIN MET8	Saccharomyces cerevisiae	NAD_binding_7 Sirohm_synth_C Sirohm_synth_M	homomer cyclic	link
1kyv	6,7-DIMETHYL-8-RIBITYLLUMAZINE SYNTHASE	Schizosaccharomyces pombe	DMRL_synthase	homomer cyclic	link
1kzq	MAJOR SURFACE ANTIGEN P30	Toxoplasma gondii	SAG	homomer cyclic	link
1l0o	ANTI-SIGMA F FACTOR SIGMA FACTOR	Geobacillus stearothermophilus	HATPase_c_2 Sigma70_r2 Sigma70_r3	heteromer asymmetric	link
1l1o	REPLICATION PROTEIN A 14 KDA SUBUNIT REPLICATION PROTEIN A 32 KDA SUBUNIT REPLICATION PROTEIN A 70 KDA DNA-BINDING SUBUNIT	Homo sapiens	Rep_fac-A_3 Rep_fac-A_C	heteromer cyclic	link
1l2w	OUTER MEMBRANE VIRULENCE PROTEIN YOPE YOPE REGULATOR	Yersinia pseudotuberculosis	CesT YopE_N	heteromer asymmetric	link
1l2w	YOPE REGULATOR	Yersinia pseudotuberculosis	CesT	heteromer asymmetric	link
1l3a	P24: PLANT TRANSCRIPTIONAL REGULATOR PBF-2	Solanum tuberosum	Whirly	homomer cyclic	link
1l3l	TRANSCRIPTIONAL ACTIVATOR PROTEIN TRAR	Agrobacterium tumefaciens	Autoind_bind GerE	homomer asymmetric	link
1l3r	CAMP-DEPENDENT PROTEIN KINASE INHIBITOR, MUSCLE/BRAIN FORM CAMP-DEPENDENT PROTEIN KINASE, ALPHA-CATALYTIC SUBUNIT	Mus musculus Rattus norvegicus	PKI Pkinase	heteromer asymmetric	link
1l4a	S-SNAP25 FUSION PROTEIN S-SYNTAXIN SYNAPTOBREVIN	Doryteuthis pealeii	SNAP-25 SNARE Synaptobrevin Syntaxin	heteromer asymmetric	link
1l4a	S-SNAP25 FUSION PROTEIN S-SYNTAXIN	Doryteuthis pealeii	SNAP-25 SNARE Syntaxin	heteromer asymmetric	link
1l5a	AMIDE SYNTHASE	Vibrio cholerae	Condensation	homomer helical	link
1l5w	MALTODEXTRIN PHOSPHORYLASE	Escherichia coli	Phosphorylase	homomer cyclic	link
1l6s	PORPHOBILINOGEN SYNTHASE	Escherichia coli	ALAD	homomer dihedral	link
1l7a	CEPHALOSPORIN C DEACETYLASE	Bacillus subtilis	AXE1	homomer dihedral	link
1l7d	NICOTINAMIDE NUCLEOTIDE TRANSHYDROGENASE, SUBUNIT ALPHA 1	Rhodospirillum rubrum	AlaDh_PNT_C AlaDh_PNT_N	homomer cyclic	link
1l8a	PYRUVATE DEHYDROGENASE E1 COMPONENT	Escherichia coli	Transketolase_N	homomer cyclic	link
1l8d	DNA DOUBLE-STRAND BREAK REPAIR RAD50 ATPASE	Pyrococcus furiosus	Rad50_zn_hook	homomer cyclic	link
1lam	LEUCINE AMINOPEPTIDASE	Bos taurus	Peptidase_M17 Peptidase_M17_N	homomer dihedral	link
1lc5	L-THREONINE-O-3-PHOSPHATE DECARBOXYLASE	Salmonella enterica	Aminotran_1_2	homomer cyclic	link
1ldf	GLYCEROL UPTAKE FACILITATOR PROTEIN	Escherichia coli	MIP	homomer cyclic	link
1lfb	LIVER TRANSCRIPTION FACTOR (LFB1)	Rattus norvegicus	Homeobox	homomer cyclic	link
1lj2	NONSTRUCTURAL RNA-BINDING PROTEIN 34	Rotavirus A	Rota_NSP3	heteromer cyclic	link
1lj9	TRANSCRIPTIONAL REGULATOR SLYA	Enterococcus faecalis	MarR	homomer cyclic	link
1llm	CHIMERA OF ZIF23-GCN4	Saccharomyces cerevisiae,Mus musculus	zf-C2H2	homomer cyclic	link
1lm8	ELONGIN B ELONGIN C	Homo sapiens	Skp1_POZ ubiquitin	heteromer asymmetric	link
1lmb	PROTEIN (LAMBDA REPRESSOR)	Escherichia virus Lambda	HTH_3	homomer cyclic	link
1lqb	ELONGIN C VON HIPPEL-LINDAU DISEASE TUMOR SUPRESSOR	Homo sapiens	Skp1_POZ VHL VHL_C	heteromer asymmetric	link
1lql	OSMOTICAL INDUCIBLE PROTEIN C LIKE FAMILY	Mycoplasma pneumoniae	OsmC	homomer cyclic	link
1lqs	INTERLEUKIN-10-LIKE PROTEIN	Human betaherpesvirus 5	IL10	heteromer cyclic	link
1lrw	METHANOL DEHYDROGENASE SUBUNIT 1	Paracoccus denitrificans	PQQ PQQ_2	heteromer cyclic	link
1lu9	METHYLENE TETRAHYDROMETHANOPTERIN DEHYDROGENASE	Methylorubrum extorquens	Mpt_N	homomer cyclic	link
1lwu	FIBRINOGEN ALPHA-1 CHAIN FIBRINOGEN GAMMA CHAIN	Petromyzon marinus	Fib_alpha	heteromer cyclic	link
1lxj	HYPOTHETICAL 11.5KDA PROTEIN IN HTB2-NTH2 INTERGENIC REGION	Saccharomyces cerevisiae	Thiamine_BP	homomer dihedral	link
1m1j	FIBRINOGEN ALPHA SUBUNIT FIBRINOGEN BETA CHAIN FIBRINOGEN GAMMA CHAIN	Gallus gallus	-	heteromer asymmetric	link
1m1j	FIBRINOGEN ALPHA SUBUNIT FIBRINOGEN BETA CHAIN FIBRINOGEN GAMMA CHAIN	Gallus gallus	Fib_alpha Fibrinogen_C	heteromer asymmetric	link
1m1j	FIBRINOGEN BETA CHAIN FIBRINOGEN GAMMA CHAIN	Gallus gallus	Fib_alpha Fibrinogen_C	heteromer asymmetric	link
1m2z	GLUCOCORTICOID RECEPTOR NUCLEAR RECEPTOR COACTIVATOR 2	Homo sapiens	DUF4927	heteromer cyclic	link
1m32	2-AMINOETHYLPHOSPHONATE-PYRUVATE AMINOTRANSFERASE	Salmonella enterica	Aminotran_5	homomer cyclic	link
1m3s	HYPOTHETICAL PROTEIN YCKF	Bacillus subtilis	SIS	homomer dihedral	link
1m3w	H10H24	-	-	homomer cyclic	link
1m45	IQ2 MOTIF FROM MYO2P, A CLASS V MYOSIN MYOSIN LIGHT CHAIN	Saccharomyces cerevisiae	EF-hand_7	heteromer asymmetric	link
1m4u	BONE MORPHOGENETIC PROTEIN-7 NOGGIN	Homo sapiens	Noggin TGF_beta	heteromer cyclic	link
1m56	CYTOCHROME C OXIDASE	Rhodobacter sphaeroides	COX1 COX2 COX2_TM	heteromer asymmetric	link
1m56	CYTOCHROME C OXIDASE	Rhodobacter sphaeroides	COX1 COX3	heteromer asymmetric	link
1m65	HYPOTHETICAL PROTEIN YCDX	Escherichia coli	PHP	homomer cyclic	link
1mdy	PROTEIN (MYOD BHLH DOMAIN)	Mus musculus	HLH	homomer cyclic	link
1me8	INOSINE-5'-MONOPHOSPHATE DEHYDROGENASE	Tritrichomonas suis	CBS IMPDH	homomer cyclic	link
1mhm	S-ADENOSYLMETHIONINE DECARBOXYLASE	Solanum tuberosum	SAM_decarbox	heteromer asymmetric	link
1mhy	METHANE MONOOXYGENASE HYDROXYLASE	Methylosinus trichosporium	Phenol_Hydrox	heteromer cyclic	link
1miw	TRNA CCA-ADDING ENZYME	Geobacillus stearothermophilus	PolyA_pol PolyA_pol_RNAbd tRNA_NucTran2_2	homomer cyclic	link
1mjh	PROTEIN (ATP-BINDING DOMAIN OF PROTEIN MJ0577)	Methanocaldococcus jannaschii	Usp	homomer cyclic	link
1mki	PROBABLE GLUTAMINASE YBGJ	Bacillus subtilis	Glutaminase	homomer cyclic	link
1mkm	ICLR TRANSCRIPTIONAL REGULATOR	Thermotoga maritima	HTH_IclR IclR	homomer cyclic	link
1mkz	MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN B	Escherichia coli	MoCF_biosynth	homomer cyclic	link
1ml8	HYPOTHETICAL PROTEIN (CRP REGION)	Escherichia coli	OsmC	homomer cyclic	link
1mmu	ALDOSE 1-EPIMERASE	Lactococcus lactis	Aldose_epim	homomer cyclic	link
1mnm	PROTEIN (MCM1 TRANSCRIPTIONAL REGULATOR)	Saccharomyces cerevisiae	SRF-TF	heteromer asymmetric	link
1mo0	TRIOSEPHOSPHATE ISOMERASE	Caenorhabditis elegans	TIM	homomer cyclic	link
1mof	MOLONEY MURINE LEUKEMIA VIRUS P15	Murine leukemia virus	TLV_coat	homomer cyclic	link
1moq	GLUCOSAMINE 6-PHOSPHATE SYNTHASE	Escherichia coli	SIS	homomer cyclic	link
1mpx	ALPHA-AMINO ACID ESTER HYDROLASE	Xanthomonas citri	PepX_C Peptidase_S15	homomer dihedral	link
1mq0	CYTIDINE DEAMINASE	Homo sapiens	dCMP_cyt_deam_1	homomer dihedral	link
1mrz	RIBOFLAVIN KINASE/FMN ADENYLYLTRANSFERASE	Thermotoga maritima	FAD_syn Flavokinase	homomer asymmetric	link
1mso	INSULIN B-CHAIN	Homo sapiens	Insulin	heteromer dihedral	link
1mt5	FATTY-ACID AMIDE HYDROLASE	Rattus norvegicus	Amidase	homomer cyclic	link
1mty	METHANE MONOOXYGENASE HYDROXYLASE	Methylococcus capsulatus	MeMO_Hyd_G Phenol_Hydrox	heteromer cyclic	link
1mty	METHANE MONOOXYGENASE HYDROXYLASE	Methylococcus capsulatus	Phenol_Hydrox	heteromer cyclic	link
1mum	2-METHYLISOCITRATE LYASE	Escherichia coli	PEP_mutase	homomer dihedral	link
1mus	TN5 TRANSPOSASE	Escherichia coli	DDE_Tnp_1 Dimer_Tnp_Tn5 Tnp_DNA_bind	homomer cyclic	link
1mw5	HYPOTHETICAL PROTEIN HI1480	Haemophilus influenzae	-	homomer dihedral	link
1mww	HYPOTHETICAL PROTEIN HI1388.1	Haemophilus influenzae	Tautomerase_2	homomer cyclic	link
1mxe	CALMODULIN TARGET SEQUENCE OF RAT CALMODULIN-DEPENDENT PROTEIN KINASE I	Drosophila melanogaster Rattus norvegicus	EF-hand_7	heteromer asymmetric	link
1mxs	KDPG ALDOLASE	Pseudomonas putida	Aldolase	homomer cyclic	link
1myl	ARC REPRESSOR	Salmonella virus P22	Arc	homomer cyclic	link
1mz9	CARTILAGE OLIGOMERIC MATRIX PROTEIN	Mus musculus	COMP	homomer cyclic	link
1mzj	BETA-KETOACYLSYNTHASE III	Streptomyces sp. R1128	ACP_syn_III ACP_syn_III_C	homomer cyclic	link
1n13	PYRUVOYL-DEPENDENT ARGININE DECARBOXYLASE ALPHA CHAIN PYRUVOYL-DEPENDENT ARGININE DECARBOXYLASE BETA CHAIN	Methanocaldococcus jannaschii	PvlArgDC	heteromer cyclic	link
1n13	PYRUVOYL-DEPENDENT ARGININE DECARBOXYLASE BETA CHAIN	Methanocaldococcus jannaschii	PvlArgDC	heteromer cyclic	link
1n2s	DTDP-GLUCOSE OXIDOREDUCTASE	Salmonella enterica	RmlD_sub_bind	homomer cyclic	link
1n3l	TYROSYL-TRNA SYNTHETASE	Homo sapiens	tRNA-synt_1b	homomer cyclic	link
1n57	CHAPERONE HSP31	Escherichia coli	-	homomer cyclic	link
1n62	CARBON MONOXIDE DEHYDROGENASE LARGE CHAIN CARBON MONOXIDE DEHYDROGENASE SMALL CHAIN	Oligotropha carboxidovorans	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer cyclic	link
1n6e	TRICORN PROTEASE	Thermoplasma acidophilum	PD40 Peptidase_S41 Tricorn_C1 Tricorn_PDZ	homomer dihedral	link
1n6j	MYOCYTE-SPECIFIC ENHANCER FACTOR 2B	Homo sapiens	SRF-TF	heteromer asymmetric	link
1n71	AAC(6')-II	Enterococcus faecium	Acetyltransf_1	homomer cyclic	link
1n7h	GDP-D-MANNOSE-4,6-DEHYDRATASE	Arabidopsis thaliana	GDP_Man_Dehyd	homomer dihedral	link
1n7k	DEOXYRIBOSE-PHOSPHATE ALDOLASE	Aeropyrum pernix	DeoC	homomer dihedral	link
1n7s	SYNTAXIN 1A VESICLE-ASSOCIATED MEMBRANE PROTEIN 2	Rattus norvegicus	SNARE Synaptobrevin Syntaxin	heteromer asymmetric	link
1n7z	BASEPLATE STRUCTURAL PROTEIN GP8	Escherichia virus T4	Phage-Gp8	homomer cyclic	link
1n93	P40 NUCLEOPROTEIN	Borna disease virus	BDV_P40	homomer cyclic	link
1n9e	LYSYL OXIDASE	Komagataella pastoris	Cu_amine_oxid Cu_amine_oxidN2 DUF1965	homomer cyclic	link
1n9g	2,4-DIENOYL-COA REDUCTASE	Candida tropicalis	ADH_zinc_N	homomer asymmetric	link
1nay	COLLAGEN-LIKE PEPTIDE	Escherichia coli	Fibritin_C	homomer asymmetric	link
1nba	N-CARBAMOYLSARCOSINE AMIDOHYDROLASE	Arthrobacter sp.	Isochorismatase	homomer dihedral	link
1nc7	HYPOTHETICAL PROTEIN TM1070	Thermotoga maritima	ASRT	homomer cyclic	link
1nf3	G25K GTP-BINDING PROTEIN, PLACENTAL ISOFORM PAR-6B	Homo sapiens Mus musculus	PDZ Ras	heteromer asymmetric	link
1nfj	CONSERVED HYPOTHETICAL PROTEIN AF1956	Archaeoglobus fulgidus	Alba	homomer cyclic	link
1nfv	BACTERIOFERRITIN	Desulfovibrio desulfuricans	-	homomer asymmetric	link
1ngm	TRANSCRIPTION FACTOR IIIB BRF1 SUBUNIT TRANSCRIPTION INITIATION FACTOR TFIID	Saccharomyces cerevisiae	BRF1 TBP	heteromer asymmetric	link
1nh8	ATP PHOSPHORIBOSYLTRANSFERASE	Mycobacterium tuberculosis	HisG HisG_C	homomer cyclic	link
1nhw	ENOYL-ACYL CARRIER REDUCTASE	Plasmodium falciparum	adh_short_C2	heteromer cyclic	link
1ni5	PUTATIVE CELL CYCLE PROTEIN MESJ	Escherichia coli	ATP_bind_3 TilS TilS_C	homomer cyclic	link
1niw	CALMODULIN NITRIC-OXIDE SYNTHASE, ENDOTHELIAL	Homo sapiens Rattus norvegicus	EF-hand_7	monomer asymmetric	link
1njh	PROTEIN YOJF	Bacillus subtilis	DUF1806	homomer cyclic	link
1nkp	MAX PROTEIN MYC PROTO-ONCOGENE PROTEIN	Homo sapiens	HLH Myc-LZ	homomer cyclic	link
1nkq	HYPOTHETICAL 28.8 KDA PROTEIN IN PSD1-SKO1 INTERGENIC REGION	Saccharomyces cerevisiae	FAA_hydrolase	homomer cyclic	link
1nlf	REGULATORY PROTEIN REPA	Escherichia coli	AAA_25	homomer cyclic	link
1nlw	MAD PROTEIN MAX PROTEIN	Homo sapiens	HLH	homomer cyclic	link
1nlx	POLLEN ALLERGEN PHL P 6	Phleum pratense	Pollen_allerg_2	homomer asymmetric	link
1nnw	HYPOTHETICAL PROTEIN	Pyrococcus furiosus	-	homomer cyclic	link
1nog	CONSERVED HYPOTHETICAL PROTEIN TA0546	Thermoplasma acidophilum	Cob_adeno_trans	homomer cyclic	link
1nox	NADH OXIDASE	Thermus thermophilus	Nitroreductase	homomer cyclic	link
1np0	BETA-HEXOSAMINIDASE SUBUNIT BETA CHAIN A BETA-HEXOSAMINIDASE SUBUNIT BETA CHAIN B	Homo sapiens	Glyco_hydro_20 Glycohydro_20b2	heteromer cyclic	link
1np0	BETA-HEXOSAMINIDASE SUBUNIT BETA BETA-HEXOSAMINIDASE SUBUNIT BETA CHAIN B	Homo sapiens	Glyco_hydro_20 Glycohydro_20b2	heteromer cyclic	link
1nqk	ALKANESULFONATE MONOOXYGENASE	Escherichia coli	Bac_luciferase	homomer dihedral	link
1nsc	NEURAMINIDASE	Influenza B virus	Neur	homomer cyclic	link
1ntm	CYTOCHROME B CYTOCHROME C1	Bos taurus	Cytochrom_B_C Cytochrom_C1 Cytochrome_B	heteromer cyclic	link
1ntm	CYTOCHROME B UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 14 KDA PROTEIN UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX UBIQUINONE-BINDING PROTEIN QP-C	Bos taurus	Cytochrom_B_C Cytochrome_B UCR_14kD UcrQ	heteromer cyclic	link
1ntm	CYTOCHROME C1 UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 11 KDA PROTEIN	Bos taurus	Cytochrom_C1 UCR_hinge	heteromer cyclic	link
1ntm	UBIQUINOL-CYTOCHROME C REDUCTASE 8 KDA PROTEIN UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN 2, MITOCHONDRIAL	Bos taurus	Peptidase_M16 Peptidase_M16_C Ubiq-Cytc-red_N	heteromer cyclic	link
1ntm	UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 6.4 KDA PROTEIN UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 7.2 KDA PROTEIN	Bos taurus	UCR_6-4kD UCR_UQCRX_QCR9	heteromer cyclic	link
1nw1	CHOLINE KINASE (49.2 KD)	Caenorhabditis elegans	Choline_kinase	homomer cyclic	link
1nwq	CCAAT/ENHANCER BINDING PROTEIN ALPHA	Rattus norvegicus	bZIP_2	homomer cyclic	link
1nxh	MTH396 PROTEIN	Methanothermobacter thermautotrophicus	DUF1959	homomer cyclic	link
1nxm	DTDP-6-DEOXY-D-XYLO-4-HEXULOSE 3,5-EPIMERASE	Streptococcus suis	dTDP_sugar_isom	homomer cyclic	link
1nxu	HYPOTHETICAL OXIDOREDUCTASE YIAK	Escherichia coli	Ldh_2	homomer cyclic	link
1nye	OSMOTICALLY INDUCIBLE PROTEIN C	Escherichia coli	OsmC	homomer cyclic	link
1nzy	4-CHLOROBENZOYL COENZYME A DEHALOGENASE	Pseudomonas sp. CBS3	ECH_1	homomer dihedral	link
1o12	N-ACETYLGLUCOSAMINE-6-PHOSPHATE DEACETYLASE	Thermotoga maritima	Amidohydro_1	homomer cyclic	link
1o4v	PHOSPHORIBOSYLAMINOIMIDAZOLE MUTASE PURE	Thermotoga maritima	AIRC	homomer dihedral	link
1o51	HYPOTHETICAL PROTEIN TM0021	Thermotoga maritima	DUF190	homomer cyclic	link
1o54	SAM-DEPENDENT O-METHYLTRANSFERASE	Thermotoga maritima	GCD14	homomer dihedral	link
1o57	PUR OPERON REPRESSOR	Bacillus subtilis	Pribosyltran PuR_N	homomer cyclic	link
1o5h	FORMIMINOTETRAHYDROFOLATE CYCLODEAMINASE	Thermotoga maritima	FTCD_C	homomer cyclic	link
1o5j	PERIPLASMIC DIVALENT CATION TOLERANCE PROTEIN	Thermotoga maritima	CutA1	homomer cyclic	link
1o5l	TRANSCRIPTIONAL REGULATOR, CRP FAMILY	Thermotoga maritima	cNMP_binding	homomer cyclic	link
1o5o	URACIL PHOSPHORIBOSYLTRANSFERASE	Thermotoga maritima	UPRTase	homomer dihedral	link
1o7j	L-ASPARAGINASE	Dickeya chrysanthemi	Asparaginase	homomer dihedral	link
1o8u	6-OXO CAMPHOR HYDROLASE	Rhodococcus erythropolis	ECH_1	homomer dihedral	link
1o91	COLLAGEN ALPHA 1(VIII) CHAIN	Mus musculus	C1q	homomer cyclic	link
1o94	ELECTRON TRANSFER FLAVOPROTEIN ALPHA-SUBUNIT ELECTRON TRANSFER FLAVOPROTEIN BETA-SUBUNIT	Methylophilus methylotrophus	ETF	heteromer cyclic	link
1o97	ELECTRON TRANSFERRING FLAVOPROTEIN ALPHA-SUBUNIT ELECTRON TRANSFERRING FLAVOPROTEIN BETA-SUBUNIT	Methylophilus methylotrophus	ETF ETF_alpha	heteromer asymmetric	link
1o9r	AGROBACTERIUM TUMEFACIENS DPS	Agrobacterium tumefaciens	Ferritin	homomer tetrahedral	link
1o9y	HRCQ2	Pseudomonas syringae	FliMN_C	homomer cyclic	link
1oa8	ATAXIN-1	Homo sapiens	-	homomer asymmetric	link
1oaa	SEPIAPTERIN REDUCTASE	Mus musculus	adh_short	homomer cyclic	link
1oah	CYTOCHROME C NITRITE REDUCTASE	Desulfovibrio desulfuricans	Cytochrom_C552	homomer cyclic	link
1ocy	BACTERIOPHAGE T4 SHORT TAIL FIBRE	Escherichia virus T4	Collar S_tail_recep_bd	homomer cyclic	link
1oey	NEUTROPHIL CYTOSOL FACTOR 2 NEUTROPHIL CYTOSOL FACTOR 4	Homo sapiens	PB1	heteromer asymmetric	link
1of1	THYMIDINE KINASE	Human alphaherpesvirus 1	Herpes_TK	homomer cyclic	link
1ofu	CELL DIVISION PROTEIN FTSZ HYPOTHETICAL PROTEIN PA3008	Pseudomonas aeruginosa	FtsZ_C SulA Tubulin	heteromer cyclic	link
1ofu	HYPOTHETICAL PROTEIN PA3008	Pseudomonas aeruginosa	SulA	heteromer cyclic	link
1ogp	SULFITE OXIDASE	Arabidopsis thaliana	Mo-co_dimer Oxidored_molyb	homomer cyclic	link
1ohv	4-AMINOBUTYRATE AMINOTRANSFERASE	Sus scrofa	Aminotran_3	homomer cyclic	link
1oi6	PCZA361.16	Amycolatopsis orientalis	dTDP_sugar_isom	homomer cyclic	link
1oih	PUTATIVE ALKYLSULFATASE ATSK	Pseudomonas putida	TauD	homomer dihedral	link
1ojh	NBLA	Nostoc sp. PCC 7120	NblA	homomer cyclic	link
1olz	SEMAPHORIN 4D	Homo sapiens	PSI Sema ig	homomer cyclic	link
1on3	METHYLMALONYL-COA CARBOXYLTRANSFERASE 12S SUBUNIT	Propionibacterium freudenreichii	Carboxyl_trans	homomer dihedral	link
1onw	ISOASPARTYL DIPEPTIDASE	Escherichia coli	Amidohydro_1	homomer dihedral	link
1ooe	DIHYDROPTERIDINE REDUCTASE	Caenorhabditis elegans	adh_short	homomer cyclic	link
1or7	RNA POLYMERASE SIGMA-E FACTOR SIGMA-E FACTOR NEGATIVE REGULATORY PROTEIN	Escherichia coli	RseA_N Sigma70_r2 Sigma70_r4_2	heteromer asymmetric	link
1ord	ORNITHINE DECARBOXYLASE	Lactobacillus sp. 30A	OKR_DC_1 OKR_DC_1_C OKR_DC_1_N	homomer cyclic	link
1orr	CDP-TYVELOSE-2-EPIMERASE	Salmonella enterica	GDP_Man_Dehyd	homomer dihedral	link
1ors	33H1 FAB HEAVY CHAIN 33H1 FAB LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
1ory	FLAGELLAR PROTEIN FLIS FLAGELLIN	Aquifex aeolicus	Flagellin_C FliS	heteromer asymmetric	link
1os4	INSULIN	Homo sapiens	Insulin	heteromer dihedral	link
1osc	SIMILAR TO DIVALENT CATION TOLERANT PROTEIN CUTA	Rattus norvegicus	CutA1	homomer cyclic	link
1osg	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 13B	Homo sapiens	TNF	homomer cyclic	link
1osp	FAB 184.1	Mus musculus	C1-set V-set	heteromer asymmetric	link
1osy	IMMUNOMODULATORY PROTEIN FIP-FVE	Flammulina velutipes	Fve	homomer cyclic	link
1otg	5-CARBOXYMETHYL-2-HYDROXYMUCONATE ISOMERASE	Escherichia coli	CHMI	homomer cyclic	link
1ots	FAB FRAGMENT (HEAVY CHAIN) FAB FRAGMENT (LIGHT CHAIN)	Mus musculus	C1-set V-set	heteromer cyclic	link
1otv	COENZYME PQQ SYNTHESIS PROTEIN C	Klebsiella pneumoniae	TENA_THI-4	homomer cyclic	link
1ovl	ORPHAN NUCLEAR RECEPTOR NURR1 (MSE 496, 511)	Homo sapiens	-	homomer cyclic	link
1ow3	RHO-GTPASE-ACTIVATING PROTEIN 1 TRANSFORMING PROTEIN RHOA	Homo sapiens	Ras RhoGAP	heteromer asymmetric	link
1ox3	FIBRITIN	Escherichia virus T4	Fibritin_C	homomer cyclic	link
1oy0	KETOPANTOATE HYDROXYMETHYLTRANSFERASE	Mycobacterium tuberculosis	Pantoate_transf	homomer dihedral	link
1ozh	ACETOLACTATE SYNTHASE, CATABOLIC	Klebsiella pneumoniae	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer dihedral	link
1p0k	ISOPENTENYL-DIPHOSPHATE DELTA-ISOMERASE	Bacillus subtilis	FMN_dh	homomer dihedral	link
1p1j	INOSITOL-3-PHOSPHATE SYNTHASE	Saccharomyces cerevisiae	NAD_binding_5	homomer dihedral	link
1p22	BETA-CATENIN F-BOX/WD-REPEAT PROTEIN 1A	Homo sapiens	F-box-like WD40	heteromer asymmetric	link
1p22	F-BOX/WD-REPEAT PROTEIN 1A SKP1	Homo sapiens	F-box-like Skp1 Skp1_POZ WD40	heteromer asymmetric	link
1p3q	UBIQUITIN VACUOLAR PROTEIN SORTING-ASSOCIATED PROTEIN VPS9	Bos taurus Saccharomyces cerevisiae	-	heteromer asymmetric	link
1p3y	MRSD PROTEIN	Bacillus sp. HIL-Y85/54728	Flavoprotein	homomer tetrahedral	link
1p7c	THYMIDINE KINASE	Human alphaherpesvirus 1	Herpes_TK	homomer cyclic	link
1p7n	GAG POLYPROTEIN CAPSID PROTEIN P27	Rous sarcoma virus	-	homomer cyclic	link
1p9b	ADENYLOSUCCINATE SYNTHETASE	Plasmodium falciparum	Adenylsucc_synt	homomer cyclic	link
1p9h	INVASIN	Yersinia enterocolitica	YadA_head YadA_stalk	homomer cyclic	link
1p9i	CORTEXILLIN I/GCN4 HYBRID PEPTIDE	-	-	homomer cyclic	link
1pc6	PROTEIN NINB	Escherichia virus Lambda	NinB	homomer cyclic	link
1pcf	TRANSCRIPTIONAL COACTIVATOR PC4	Homo sapiens	PC4	homomer cyclic	link
1pdo	MANNOSE PERMEASE	Escherichia coli	EIIA-man	homomer cyclic	link
1pf5	HYPOTHETICAL PROTEIN YJGH	Escherichia coli	Ribonuc_L-PSP	homomer cyclic	link
1pff	-	-	-	homomer dihedral	link
1pj5	N,N-DIMETHYLGLYCINE OXIDASE	Arthrobacter globiformis	DAO FAO_M GCV_T GCV_T_C	homomer dihedral	link
1pjh	ENOYL-COA ISOMERASE ECI1P	Saccharomyces cerevisiae	ECH_1	homomer dihedral	link
1pjq	SIROHEME SYNTHASE	Salmonella enterica	CysG_dimeriser NAD_binding_7 Sirohm_synth_M TP_methylase	homomer asymmetric	link
1pk8	RAT SYNAPSIN I	Rattus norvegicus	Synapsin Synapsin_C	homomer dihedral	link
1pkh	BIFUNCTIONAL DEAMINASE/DIPHOSPHATASE	Methanocaldococcus jannaschii	dUTPase	homomer dihedral	link
1pl5	REGULATORY PROTEIN SIR4	Saccharomyces cerevisiae	-	homomer cyclic	link
1pn2	PEROXISOMAL HYDRATASE-DEHYDROGENASE-EPIMERASE	Candida tropicalis	MaoC_dehydratas	homomer cyclic	link
1poi	GLUTACONATE COENZYME A-TRANSFERASE	Acidaminococcus fermentans	CoA_trans	heteromer dihedral	link
1pp9	UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 14 KDA PROTEIN UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN 2, MITOCHONDRIAL	Bos taurus	Peptidase_M16 Peptidase_M16_C UCR_14kD	heteromer cyclic	link
1pp9	UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX 7.2 KDA PROTEIN UBIQUINOL-CYTOCHROME C REDUCTASE IRON-SULFUR SUBUNIT, MITOCHONDRIAL	Bos taurus	Rieske UCR_TM UCR_UQCRX_QCR9	heteromer cyclic	link
1pp9	UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN 2, MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN I, MITOCHONDRIAL	Bos taurus	Peptidase_M16 Peptidase_M16_C	heteromer cyclic	link
1pp9	UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN 2, MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE IRON-SULFUR SUBUNIT, MITOCHONDRIAL	Bos taurus	Peptidase_M16 Peptidase_M16_C Ubiq-Cytc-red_N	heteromer cyclic	link
1pq1	APOPTOSIS REGULATOR BCL-X BCL2-LIKE PROTEIN 11	Mus musculus	BH4 Bcl-2 Bclx_interact	heteromer asymmetric	link
1pqh	ASPARTATE 1-DECARBOXYLASE	Escherichia coli	Asp_decarbox	homomer cyclic	link
1pqw	POLYKETIDE SYNTHASE	Mycobacterium tuberculosis	ADH_zinc_N	homomer cyclic	link
1pre	PROAEROLYSIN	Aeromonas hydrophila	APT Aerolysin	homomer cyclic	link
1prn	PORIN	Rhodobacter blasticus	Porin_4	homomer cyclic	link
1psc	PHOSPHOTRIESTERASE	Brevundimonas diminuta	PTE	homomer cyclic	link
1ptm	4-HYDROXYTHREONINE-4-PHOSPHATE DEHYDROGENASE	Escherichia coli	PdxA	homomer cyclic	link
1pvm	CONSERVED HYPOTHETICAL PROTEIN TA0289	Thermoplasma acidophilum	CBS DUF1936	homomer cyclic	link
1pwb	PULMONARY SURFACTANT-ASSOCIATED PROTEIN D	Homo sapiens	Lectin_C Surfac_D-trimer	homomer cyclic	link
1pya	PYRUVOYL-DEPENDENT HISTIDINE DECARBOXYLASE (L-HISTIDINE CARBOXYLASE)	Lactobacillus sp. 30A	HDC	heteromer cyclic	link
1pyo	CASPASE-2	Homo sapiens	Peptidase_C14	heteromer cyclic	link
1pzm	HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE	Leishmania tarentolae	Pribosyltran	homomer cyclic	link
1pzn	DNA REPAIR AND RECOMBINATION PROTEIN RAD51	Pyrococcus furiosus	-	homomer dihedral	link
1q16	RESPIRATORY NITRATE REDUCTASE 1 ALPHA CHAIN RESPIRATORY NITRATE REDUCTASE 1 BETA CHAIN	Escherichia coli	Fer4_11 Molybdopterin Molydop_binding Nitr_red_alph_N Nitr_red_bet_C	heteromer asymmetric	link
1q16	RESPIRATORY NITRATE REDUCTASE 1 BETA CHAIN RESPIRATORY NITRATE REDUCTASE 1 GAMMA CHAIN	Escherichia coli	Fer4_11 Nitr_red_bet_C Nitrate_red_gam	heteromer asymmetric	link
1q2h	ADAPTOR PROTEIN WITH PLECKSTRIN HOMOLOGY AND SRC HOMOLOGY 2 DOMAINS	Homo sapiens	Phe_ZIP	homomer cyclic	link
1q40	MRNA EXPORT FACTOR MEX67 MRNA TRANSPORT REGULATOR MTR2	Candida albicans	Mtr2	heteromer asymmetric	link
1q4r	PROTEIN AT3G17210	Arabidopsis thaliana	Dabb	homomer cyclic	link
1q4t	THIOESTERASE	Arthrobacter sp. SU	4HBT	homomer dihedral	link
1q50	GLUCOSE-6-PHOSPHATE ISOMERASE	Leishmania mexicana	PGI	homomer cyclic	link
1q52	MENB	Mycobacterium tuberculosis	ECH_1	homomer dihedral	link
1q5y	NICKEL RESPONSIVE REGULATOR	Escherichia coli	NikR_C	homomer dihedral	link
1q6h	FKBP-TYPE PEPTIDYL-PROLYL CIS-TRANS ISOMERASE FKPA	Escherichia coli	FKBP_C FKBP_N	homomer cyclic	link
1q6o	3-KETO-L-GULONATE 6-PHOSPHATE DECARBOXYLASE	Escherichia coli	OMPdecase	homomer cyclic	link
1q77	HYPOTHETICAL PROTEIN AQ_178	Aquifex aeolicus	Usp	homomer cyclic	link
1q7e	HYPOTHETICAL PROTEIN YFDW	Escherichia coli	CoA_transf_3	homomer cyclic	link
1q9u	UNCHARACTERIZED PROTEIN APC35924	Geobacillus stearothermophilus	DUF302	homomer cyclic	link
1qbq	ACETYL-CYS-VAL-ILE-SELENOMET-COOH PEPTIDE FPT BETA-SUBUNIT	Rattus norvegicus	Prenyltrans	heteromer asymmetric	link
1qbq	FPT ALPHA-SUBUNIT FPT BETA-SUBUNIT	Rattus norvegicus	PPTA Prenyltrans	heteromer asymmetric	link
1qbz	PROTEIN (SIV GP41 ECTODOMAIN)	Simian immunodeficiency virus	-	homomer cyclic	link
1qbz	PROTEIN (SIV GP41 ECTODOMAIN)	Simian immunodeficiency virus	GP41	homomer cyclic	link
1qe5	PENTOSYLTRANSFERASE	Cellulomonas sp.	PNP_UDP_1	homomer cyclic	link
1qex	PROTEIN (BACTERIOPHAGE T4 GENE PRODUCT 9 (GP9))	Escherichia virus T4	T4_gp9_10	homomer dihedral	link
1qfh	PROTEIN (GELATION FACTOR)	Dictyostelium discoideum	Filamin	homomer cyclic	link
1qfx	PROTEIN (PH 2.5 ACID PHOSPHATASE)	Aspergillus niger	His_Phos_2	homomer dihedral	link
1qge	PROTEIN (TRIACYLGLYCEROL HYDROLASE)	Burkholderia glumae	Abhydrolase_1	heteromer asymmetric	link
1qgn	PROTEIN (CYSTATHIONINE GAMMA-SYNTHASE)	Nicotiana tabacum	Cys_Met_Meta_PP	homomer dihedral	link
1qhd	VIRAL CAPSID VP6	Rotavirus A	Rota_Capsid_VP6	homomer cyclic	link
1qhh	PROTEIN (PCRA (SUBUNIT))	Geobacillus stearothermophilus	UvrD-helicase UvrD_C	heteromer asymmetric	link
1qhi	PROTEIN (THYMIDINE KINASE)	Human alphaherpesvirus 1	Herpes_TK	homomer cyclic	link
1qhv	PROTEIN (ADENOVIRUS FIBRE)	Human mastadenovirus C	Adeno_knob	homomer cyclic	link
1qhx	PROTEIN (CHLORAMPHENICOL PHOSPHOTRANSFERASE)	Streptomyces venezuelae	CPT	homomer dihedral	link
1qi9	PROTEIN (VANADIUM BROMOPEROXIDASE)	Ascophyllum nodosum	-	homomer cyclic	link
1qiy	INSULIN B CHAIN	Homo sapiens	Insulin	heteromer dihedral	link
1qj5	7,8-DIAMINOPELARGONIC ACID SYNTHASE	Escherichia coli	Aminotran_3	homomer cyclic	link
1qks	CYTOCHROME CD1 NITRITE REDUCTASE	Paracoccus pantotrophus	Cytochrom_D1 Cytochrome_CBB3	homomer cyclic	link
1qle	CYTOCHROME C OXIDASE POLYPEPTIDE I-BETA CYTOCHROME C OXIDASE POLYPEPTIDE III	Paracoccus denitrificans	COX1 COX3	heteromer asymmetric	link
1qle	CYTOCHROME C OXIDASE POLYPEPTIDE I-BETA CYTOCHROME C OXIDASE POLYPEPTIDE II	Paracoccus denitrificans	COX1 COX2 COX2_TM	heteromer asymmetric	link
1qlw	ESTERASE	Alcaligenes sp.	-	homomer cyclic	link
1qmb	ALPHA-1-ANTITRYPSIN	Homo sapiens	Serpin	heteromer asymmetric	link
1qni	NITROUS-OXIDE REDUCTASE	Marinobacter hydrocarbonoclasticus	nos_propeller nos_propeller_2	homomer cyclic	link
1qo0	AMIR	Pseudomonas aeruginosa	ANTAR	heteromer cyclic	link
1qo7	EPOXIDE HYDROLASE	Aspergillus niger	EHN	homomer cyclic	link
1qoj	UVRB	Escherichia coli	UVR	homomer cyclic	link
1qou	CEN	Antirrhinum majus	PBP	homomer cyclic	link
1qp8	FORMATE DEHYDROGENASE	Pyrobaculum aerophilum	2-Hacid_dh_C	homomer cyclic	link
1qpo	QUINOLINATE ACID PHOSPHORIBOSYL TRANSFERASE	Mycobacterium tuberculosis	QRPTase_C QRPTase_N	homomer cyclic	link
1qps	ENDONUCLEASE ECORI	Escherichia coli	EcoRI	homomer cyclic	link
1qqf	PROTEIN (COMPLEMENT C3DG)	Rattus norvegicus	A2M_comp Thiol-ester_cl	homomer cyclic	link
1qqh	PAPILLOMAVIRUS TRANSCRIPTION FACTOR E2	Alphapapillomavirus 7	PPV_E2_N	homomer cyclic	link
1qr6	MALIC ENZYME 2	Homo sapiens	Malic_M malic	homomer dihedral	link
1qre	CARBONIC ANHYDRASE	Methanosarcina thermophila	Hexapep Hexapep_2	homomer cyclic	link
1qs0	2-OXOISOVALERATE DEHYDROGENASE BETA-SUBUNIT	Pseudomonas putida	Transket_pyr Transketolase_C	heteromer cyclic	link
1qs7	CALMODULIN RS20	Escherichia coli Gallus gallus	EF-hand_7	monomer asymmetric	link
1qsd	PROTEIN (BETA-TUBULIN BINDING POST-CHAPERONIN COFACTOR)	Saccharomyces cerevisiae	TBCA	homomer cyclic	link
1qto	BLEOMYCIN-BINDING PROTEIN	Streptomyces verticillus	-	homomer cyclic	link
1qtx	PROTEIN (CALMODULIN) PROTEIN (RS20)	Escherichia coli Gallus gallus	EF-hand_7	heteromer asymmetric	link
1qu1	PROTEIN (INFLUENZA RECOMBINANT HA2 CHAIN)	Influenza A virus	Hemagglutinin	homomer cyclic	link
1qu7	METHYL-ACCEPTING CHEMOTAXIS PROTEIN I	Escherichia coli	MCPsignal	homomer asymmetric	link
1qu9	YJGF PROTEIN	Escherichia coli	Ribonuc_L-PSP	homomer cyclic	link
1qup	SUPEROXIDE DISMUTASE 1 COPPER CHAPERONE	Saccharomyces cerevisiae	HMA Sod_Cu	homomer cyclic	link
1qv9	F420-DEPENDENT METHYLENETETRAHYDROMETHANOPTERIN DEHYDROGENASE	Methanopyrus kandleri	MTD	homomer dihedral	link
1qvr	CLPB PROTEIN	Thermus thermophilus	AAA AAA_2 ClpB_D2-small Clp_N	homomer asymmetric	link
1qz9	KYNURENINASE	Pseudomonas fluorescens	Aminotran_5	homomer cyclic	link
1qzu	HYPOTHETICAL PROTEIN MDS018	Homo sapiens	Flavoprotein	homomer cyclic	link
1r0k	1-DEOXY-D-XYLULOSE 5-PHOSPHATE REDUCTOISOMERASE	Zymomonas mobilis	DXPR_C DXP_redisom_C DXP_reductoisom	homomer cyclic	link
1r0m	N-ACYLAMINO ACID RACEMASE	Deinococcus radiodurans	MR_MLE_C MR_MLE_N	homomer cyclic	link
1r17	FIBRINOGEN-BINDING PROTEIN SDRG FIBRINOPEPTIDE B	Staphylococcus epidermidis	SdrG_C_C	monomer asymmetric	link
1r1t	TRANSCRIPTIONAL REPRESSOR SMTB	Synechococcus elongatus	HTH_5	homomer cyclic	link
1r5t	CYTIDINE DEAMINASE	Saccharomyces cerevisiae	dCMP_cyt_deam_1	homomer dihedral	link
1r6t	TRYPTOPHANYL-TRNA SYNTHETASE	Homo sapiens	WHEP-TRS tRNA-synt_1b	homomer cyclic	link
1r6u	TRYPTOPHANYL-TRNA SYNTHETASE	Homo sapiens	tRNA-synt_1b	homomer cyclic	link
1r8j	KAIA	Synechococcus elongatus	KaiA	homomer cyclic	link
1r8o	KUNITZ TRYPSIN INHIBITOR	Copaifera langsdorffii	Kunitz_legume	heteromer asymmetric	link
1r94	PROTEIN YFHF	Escherichia coli	Fe-S_biosyn	homomer dihedral	link
1rba	RUBISCO	Rhodospirillum rubrum	RuBisCO_large RuBisCO_large_N	homomer cyclic	link
1rcw	CT610	Chlamydia trachomatis	TENA_THI-4	homomer cyclic	link
1re0	ADP-RIBOSYLATION FACTOR 1 ARF GUANINE-NUCLEOTIDE EXCHANGE FACTOR 1	Homo sapiens Saccharomyces cerevisiae	Arf Sec7	heteromer asymmetric	link
1req	METHYLMALONYL-COA MUTASE	Propionibacterium freudenreichii	B12-binding MM_CoA_mutase	heteromer asymmetric	link
1rfx	RESISTIN	Mus musculus	Resistin	homomer asymmetric	link
1rfy	TRANSCRIPTIONAL REPRESSOR TRAM	Agrobacterium tumefaciens	Prok-TraM	homomer cyclic	link
1rgx	RESISTIN	Mus musculus	Resistin	homomer cyclic	link
1rh4	RIGHT-HANDED COILED COIL TETRAMER	synthetic construct	-	homomer cyclic	link
1rj8	ECTODYSPLASIN-A ISOFORM EDA-A2	Homo sapiens	TNF	homomer cyclic	link
1rj9	SIGNAL RECOGNITION PARTICLE PROTEIN SIGNAL RECOGNITION PROTEIN	Thermus aquaticus	SRP54 SRP54_N	heteromer asymmetric	link
1rjl	FAB H6831 H-CHAIN OUTER SURFACE PROTEIN B	Borreliella burgdorferi Mus musculus	C1-set Lipoprotein_1 V-set	heteromer asymmetric	link
1rku	HOMOSERINE KINASE	Pseudomonas aeruginosa	HAD	homomer cyclic	link
1rld	RIBULOSE 1,5 BISPHOSPHATE CARBOXYLASE/OXYGENASE (LARGE CHAIN) RIBULOSE 1,5 BISPHOSPHATE CARBOXYLASE/OXYGENASE (SMALL CHAIN)	Nicotiana tabacum	RuBisCO_large RuBisCO_large_N RuBisCO_small	heteromer dihedral	link
1rld	RIBULOSE 1,5 BISPHOSPHATE CARBOXYLASE/OXYGENASE (LARGE CHAIN)	Nicotiana tabacum	RuBisCO_large RuBisCO_large_N	heteromer dihedral	link
1rli	TRP REPRESSOR BINDING PROTEIN	Bacillus subtilis	FMN_red	homomer dihedral	link
1rm6	4-HYDROXYBENZOYL-COA REDUCTASE ALPHA SUBUNIT 4-HYDROXYBENZOYL-COA REDUCTASE GAMMA SUBUNIT	Thauera aromatica	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer cyclic	link
1rm6	4-HYDROXYBENZOYL-COA REDUCTASE BETA SUBUNIT 4-HYDROXYBENZOYL-COA REDUCTASE GAMMA SUBUNIT	Thauera aromatica	CO_deh_flav_C FAD_binding_5 Fer2 Fer2_2	heteromer cyclic	link
1rp0	THIAZOLE BIOSYNTHETIC ENZYME	Arabidopsis thaliana	Thi4	homomer dihedral	link
1rp3	ANTI SIGMA FACTOR FLGM RNA POLYMERASE SIGMA FACTOR SIGMA-28 (FLIA)	Aquifex aeolicus	FlgM Sigma70_r2 Sigma70_r3 Sigma70_r4	heteromer asymmetric	link
1rqb	TRANSCARBOXYLASE 5S SUBUNIT	Propionibacterium freudenreichii	HMGL-like PYC_OADA	homomer cyclic	link
1rrm	LACTALDEHYDE REDUCTASE	Escherichia coli	Fe-ADH	homomer cyclic	link
1rsg	FMS1 PROTEIN	Saccharomyces cerevisiae	Amino_oxidase	homomer cyclic	link
1rtm	MANNOSE-BINDING PROTEIN-A	Rattus norvegicus	Lectin_C	homomer cyclic	link
1rtw	TRANSCRIPTIONAL ACTIVATOR, PUTATIVE	Pyrococcus furiosus	TENA_THI-4	homomer dihedral	link
1rx0	ACYL-COA DEHYDROGENASE FAMILY MEMBER 8, MITOCHONDRIAL	Homo sapiens	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
1rya	GDP-MANNOSE MANNOSYL HYDROLASE	Escherichia coli	NUDIX	homomer cyclic	link
1ryd	GLUCOSE-FRUCTOSE OXIDOREDUCTASE	Zymomonas mobilis	GFO_IDH_MocA GFO_IDH_MocA_C	homomer dihedral	link
1ryp	20S PROTEASOME	Saccharomyces cerevisiae	Pr_beta_C Proteasome	heteromer cyclic	link
1ryp	20S PROTEASOME	Saccharomyces cerevisiae	Proteasome Proteasome_A_N	heteromer cyclic	link
1ryp	20S PROTEASOME	Saccharomyces cerevisiae	Proteasome	heteromer cyclic	link
1rzm	PHOSPHO-2-DEHYDRO-3-DEOXYHEPTONATE ALDOLASE	Thermotoga maritima	DAHP_synth_1	homomer dihedral	link
1s1g	POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY D MEMBER 3	Homo sapiens	BTB_2	homomer cyclic	link
1s28	ORF1	Pseudomonas savastanoi	CesT	homomer cyclic	link
1s2d	PURINE TRANS DEOXYRIBOSYLASE	Lactobacillus helveticus	Nuc_deoxyrib_tr	homomer dihedral	link
1s3e	AMINE OXIDASE [FLAVIN-CONTAINING] B	Homo sapiens	Amino_oxidase	homomer cyclic	link
1s4d	UROPORPHYRIN-III C-METHYLTRANSFERASE	Pseudomonas denitrificans (nomen rejiciendum)	TP_methylase	homomer cyclic	link
1s55	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 11	Mus musculus	TNF	homomer cyclic	link
1s67	HYPOTHETICAL PROTEIN YDDU	Escherichia coli	PAS_9	homomer cyclic	link
1s6c	KV4 POTASSIUM CHANNEL-INTERACTING PROTEIN KCHIP1B POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY D MEMBER 2	Rattus norvegicus	EF-hand_7 EF-hand_8 Shal-type	heteromer cyclic	link
1s6c	KV4 POTASSIUM CHANNEL-INTERACTING PROTEIN KCHIP1B	Rattus norvegicus	EF-hand_7 EF-hand_8	heteromer cyclic	link
1s6c	POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY D MEMBER 2	Rattus norvegicus	Shal-type	heteromer cyclic	link
1s70	130 KDA MYOSIN-BINDING SUBUNIT OF SMOOTH MUSCLE MYOSIN PHOPHATASE (M130) SERINE/THREONINE PROTEIN PHOSPHATASE PP1-BETA (OR DELTA) CATALYTIC SUBUNIT	Gallus gallus Homo sapiens	Ank_2 Metallophos STPPase_N	heteromer asymmetric	link
1s7i	HYPOTHETICAL PROTEIN PA1349	Pseudomonas aeruginosa	YCII	homomer cyclic	link
1s7m	HIA	Haemophilus influenzae	HiaBD2	homomer cyclic	link
1s96	GUANYLATE KINASE	Escherichia coli	Guanylate_kin	homomer cyclic	link
1s99	YKOF	Bacillus subtilis	Ykof	homomer cyclic	link
1saw	HYPOTHETICAL PROTEIN FLJ36880	Homo sapiens	FAA_hydrolase	homomer cyclic	link
1saz	PROBABLE BUTYRATE KINASE 2	Thermotoga maritima	Acetate_kinase	homomer dihedral	link
1sby	ALCOHOL DEHYDROGENASE	Scaptodrosophila lebanonensis	adh_short	homomer cyclic	link
1sbz	PROBABLE AROMATIC ACID DECARBOXYLASE	Escherichia coli	Flavoprotein	homomer tetrahedral	link
1sc6	D-3-PHOSPHOGLYCERATE DEHYDROGENASE	Escherichia coli	2-Hacid_dh_C ACT	homomer dihedral	link
1scf	STEM CELL FACTOR	Homo sapiens	SCF	homomer cyclic	link
1scz	DIHYDROLIPOAMIDE SUCCINYLTRANSFERASE	Escherichia coli	2-oxoacid_dh	homomer octahedral	link
1sdo	BSTYI	Geobacillus stearothermophilus	Endonuc-BglII	homomer cyclic	link
1sed	HYPOTHETICAL PROTEIN YHAI	Bacillus subtilis	DUF1878	homomer cyclic	link
1sek	SERPIN K	Manduca sexta	Serpin	homomer cyclic	link
1ses	SERYL-TRNA SYNTHETASE	Thermus thermophilus	Seryl_tRNA_N tRNA-synt_2b	homomer cyclic	link
1sfc	PROTEIN (SNAP-25B) PROTEIN (SYNAPTOBREVIN 2) PROTEIN (SYNTAXIN 1A)	Rattus norvegicus	SNAP-25 SNARE Synaptobrevin Syntaxin	heteromer asymmetric	link
1sfc	PROTEIN (SYNAPTOBREVIN 2) PROTEIN (SYNTAXIN 1A)	Rattus norvegicus	SNARE Synaptobrevin Syntaxin	heteromer asymmetric	link
1sff	4-AMINOBUTYRATE AMINOTRANSFERASE	Escherichia coli	Aminotran_3	homomer dihedral	link
1sg1	BETA-NERVE GROWTH FACTOR	Homo sapiens	NGF	heteromer asymmetric	link
1sg2	SEVENTEEN KILODALTON PROTEIN	Escherichia coli	OmpH	homomer cyclic	link
1sgj	CITRATE LYASE, BETA SUBUNIT	Deinococcus radiodurans	HpcH_HpaI	homomer cyclic	link
1sj2	PEROXIDASE/CATALASE T	Mycobacterium tuberculosis	peroxidase	homomer cyclic	link
1sjy	MUTT/NUDIX FAMILY PROTEIN	Deinococcus radiodurans	NUDIX	homomer cyclic	link
1skz	ANTISTASIN	Haementeria officinalis	Antistasin	homomer cyclic	link
1smx	RIBONUCLEASE E	Escherichia coli	S1	homomer cyclic	link
1snn	3,4-DIHYDROXY-2-BUTANONE 4-PHOSPHATE SYNTHASE	Methanocaldococcus jannaschii	DHBP_synthase	homomer cyclic	link
1spp	MAJOR SEMINAL PLASMA GLYCOPROTEIN PSP-I MAJOR SEMINAL PLASMA GLYCOPROTEIN PSP-II	Sus scrofa	CUB	heteromer asymmetric	link
1sq4	GLYOXYLATE-INDUCED PROTEIN	Pseudomonas aeruginosa	Cupin_2	homomer dihedral	link
1sqb	CYTOCHROME B CYTOCHROME C1, HEME PROTEIN, MITOCHONDRIAL	Bos taurus	Cytochrom_B_C Cytochrom_C1 Cytochrome_B	heteromer cyclic	link
1sqb	CYTOCHROME B UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN I, MITOCHONDRIAL	Bos taurus	Cytochrom_B_C Cytochrome_B Peptidase_M16 Peptidase_M16_C	heteromer cyclic	link
1sqb	UBIQUINOL-CYTOCHROME C REDUCTASE 8 KDA PROTEIN UBIQUINOL-CYTOCHROME C REDUCTASE COMPLEX CORE PROTEIN 2, MITOCHONDRIAL	Bos taurus	Peptidase_M16 Peptidase_M16_C Ubiq-Cytc-red_N	heteromer cyclic	link
1sr4	CYTOLETHAL DISTENDING TOXIN PROTEIN C CYTOLETHAL DISTENDING TOXIN SUBUNIT A	[Haemophilus] ducreyi	CDtoxinA	heteromer asymmetric	link
1ss4	GLYOXALASE FAMILY PROTEIN	Bacillus cereus	Glyoxalase_4	homomer cyclic	link
1ssq	SERINE ACETYLTRANSFERASE	Haemophilus influenzae	Hexapep SATase_N	homomer dihedral	link
1stm	SATELLITE PANICUM MOSAIC VIRUS	Panicum papanivirus 1	Potex_coat	homomer icosahedral	link
1stz	HEAT-INDUCIBLE TRANSCRIPTION REPRESSOR HRCA HOMOLOG	Thermotoga maritima	HrcA	homomer asymmetric	link
1sui	CAFFEOYL-COA O-METHYLTRANSFERASE	Medicago sativa	Methyltransf_3	homomer cyclic	link
1svd	RIBULOSE BISPHOSPHATE CARBOXYLASE SMALL CHAIN RIBULOSE-1,5-BISPHOSPHATE CARBOXYLASE/OXYGENASE LARGE SUBUNIT	Halothiobacillus neapolitanus	RuBisCO_small	heteromer asymmetric	link
1svf	PROTEIN (FUSION GLYCOPROTEIN)	Mammalian rubulavirus 5	Fusion_gly	heteromer cyclic	link
1sx5	TYPE II RESTRICTION ENZYME ECORV	Escherichia coli	Endonuc-EcoRV	homomer cyclic	link
1sxj	ACTIVATOR 1 37 KDA SUBUNIT ACTIVATOR 1 95 KDA SUBUNIT	Saccharomyces cerevisiae	AAA RFC1 Rep_fac_C	heteromer asymmetric	link
1sxj	ACTIVATOR 1 40 KDA SUBUNIT ACTIVATOR 1 95 KDA SUBUNIT	Saccharomyces cerevisiae	AAA DNA_pol3_delta2 RFC1	heteromer asymmetric	link
1sy6	OKT3 FAB HEAVY CHAIN OKT3 FAB LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
1syq	TALIN 1 VINCULIN ISOFORM VCL	Homo sapiens	Vinculin	heteromer asymmetric	link
1sz2	GLUCOKINASE	Escherichia coli	Glucokinase	homomer cyclic	link
1szq	2-METHYLCITRATE DEHYDRATASE	Escherichia coli	MmgE_PrpD	homomer cyclic	link
1t01	TALIN 1 UNNAMED PROTEIN PRODUCT	Gallus gallus Mus musculus	Vinculin	heteromer asymmetric	link
1t0h	VOLTAGE-GATED CALCIUM CHANNEL SUBUNIT BETA2A	Rattus norvegicus	Guanylate_kin VGCC_beta4Aa_N	heteromer asymmetric	link
1t0i	YLR011WP	Saccharomyces cerevisiae	FMN_red	homomer cyclic	link
1t3i	PROBABLE CYSTEINE DESULFURASE	Synechocystis sp.	Aminotran_5	homomer cyclic	link
1t3q	QUINOLINE 2-OXIDOREDUCTASE LARGE SUBUNIT QUINOLINE 2-OXIDOREDUCTASE SMALL SUBUNIT	Pseudomonas putida	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer cyclic	link
1t3q	QUINOLINE 2-OXIDOREDUCTASE LARGE SUBUNIT	Pseudomonas putida	Ald_Xan_dh_C Ald_Xan_dh_C2	heteromer cyclic	link
1t3u	CONSERVED HYPOTHETICAL PROTEIN	Pseudomonas aeruginosa	ZapA	homomer cyclic	link
1t4a	PURS	Bacillus subtilis	PurS	homomer cyclic	link
1t5o	TRANSLATION INITIATION FACTOR EIF2B, SUBUNIT DELTA	Archaeoglobus fulgidus	IF-2B	homomer cyclic	link
1t5r	LUKS-PV	Staphylococcus phage PVL	-	homomer asymmetric	link
1t5r	LUKS-PV	Staphylococcus phage PVL	Leukocidin	homomer asymmetric	link
1t60	TYPE IV COLLAGEN	Bos taurus	C4	heteromer cyclic	link
1t6b	ANTHRAX TOXIN RECEPTOR 2 PROTECTIVE ANTIGEN	Bacillus anthracis Homo sapiens	Binary_toxB Binary_toxB_2 Binary_toxB_3 PA14 VWA	heteromer asymmetric	link
1t6f	GEMININ	Homo sapiens	Geminin	homomer cyclic	link
1t6l	DNA POLYMERASE PROCESSIVITY FACTOR	Human betaherpesvirus 5	Herpes_PAP	homomer cyclic	link
1t6m	1-PHOSPHATIDYLINOSITOL PHOSPHODIESTERASE	Bacillus thuringiensis	PI-PLC-X	homomer asymmetric	link
1t6s	CONSERVED HYPOTHETICAL PROTEIN	Chlorobaculum tepidum	SMC_ScpB	homomer cyclic	link
1t6u	SUPEROXIDE DISMUTASE [NI]	Streptomyces coelicolor	-	homomer dihedral	link
1t6u	SUPEROXIDE DISMUTASE [NI]	Streptomyces coelicolor	Sod_Ni	homomer dihedral	link
1t98	CHROMOSOME PARTITION PROTEIN MUKF	Escherichia coli	KicB MukF_M	homomer cyclic	link
1t9k	PROBABLE METHYLTHIORIBOSE-1-PHOSPHATE ISOMERASE	Thermotoga maritima	IF-2B	homomer cyclic	link
1taf	TFIID TBP ASSOCIATED FACTOR 42 TFIID TBP ASSOCIATED FACTOR 62	Drosophila melanogaster	TAF TFIID-31kDa	homomer cyclic	link
1tbu	PEROXISOMAL ACYL-COENZYME A THIOESTER HYDROLASE 1	Saccharomyces cerevisiae	-	homomer cyclic	link
1tbu	PEROXISOMAL ACYL-COENZYME A THIOESTER HYDROLASE 1	Saccharomyces cerevisiae	4HBT_3	homomer cyclic	link
1tbx	HYPOTHETICAL 11.0 KDA PROTEIN	Sulfolobus spindle-shaped virus 1	-	homomer cyclic	link
1tc1	PROTEIN (HYPOXANTHINE PHOSPHORIBOSYLTRANSFERASE)	Trypanosoma cruzi	Pribosyltran	homomer cyclic	link
1td4	HEAD DECORATION PROTEIN	Escherichia virus Lambda	HDPD	homomer cyclic	link
1tdj	BIOSYNTHETIC THREONINE DEAMINASE	Escherichia coli	PALP Thr_dehydrat_C	homomer cyclic	link
1te2	2-DEOXYGLUCOSE-6-P PHOSPHATASE	Escherichia coli	HAD_2	homomer cyclic	link
1ted	PKS18	Mycobacterium tuberculosis	Chal_sti_synt_C Chal_sti_synt_N	homomer cyclic	link
1th7	SMALL NUCLEAR RIBOPROTEIN PROTEIN	Saccharolobus solfataricus	LSM	homomer dihedral	link
1th8	ANTI-SIGMA F FACTOR	Geobacillus stearothermophilus	HATPase_c_2	heteromer cyclic	link
1tj7	ARGININOSUCCINATE LYASE	Escherichia coli	ASL_C2 Lyase_1	homomer cyclic	link
1tjo	IRON-RICH DPSA-HOMOLOG PROTEIN	Halobacterium salinarum	-	homomer tetrahedral	link
1tjo	IRON-RICH DPSA-HOMOLOG PROTEIN	Halobacterium salinarum	Ferritin	homomer tetrahedral	link
1tk9	PHOSPHOHEPTOSE ISOMERASE 1	Campylobacter jejuni	SIS_2	homomer dihedral	link
1tlj	HYPOTHETICAL UPF0130 PROTEIN SSO0622	Saccharolobus solfataricus	TYW3	homomer cyclic	link
1tlq	HYPOTHETICAL PROTEIN YPJQ	Bacillus subtilis	PgpA	homomer dihedral	link
1tq8	HYPOTHETICAL PROTEIN RV1636	Mycobacterium tuberculosis	Usp	homomer dihedral	link
1tqe	HISTONE DEACETYLASE 9 MYOCYTE-SPECIFIC ENHANCER FACTOR 2B	Homo sapiens Mus musculus	SRF-TF	heteromer asymmetric	link
1tqj	RIBULOSE-PHOSPHATE 3-EPIMERASE	Synechocystis sp.	Ribul_P_3_epim	homomer dihedral	link
1tr0	STABLE PROTEIN 1	Populus tremula	Dabb	homomer dihedral	link
1tt5	AMYLOID PROTEIN-BINDING PROTEIN 1 UBIQUITIN-ACTIVATING ENZYME E1C ISOFORM 1	Homo sapiens	E2_bind ThiF	heteromer asymmetric	link
1ttw	SECRETION CHAPERONE	Yersinia pestis	CesT	heteromer cyclic	link
1tu3	RAB GTPASE BINDING EFFECTOR PROTEIN 1	Homo sapiens	Rab5-bind	heteromer cyclic	link
1tuh	HYPOTHETICAL PROTEIN EGC068	uncultured bacterium	SnoaL_2	homomer cyclic	link
1tul	TLP20	Autographa californica multiple nucleopolyhedrovirus	TLP-20	homomer cyclic	link
1tvd	T CELL RECEPTOR	Homo sapiens	V-set	homomer cyclic	link
1twf	DNA-DIRECTED RNA POLYMERASE II 13.6 KDA POLYPEPTIDE DNA-DIRECTED RNA POLYMERASE II 45 KDA POLYPEPTIDE	Saccharomyces cerevisiae	RNA_pol_A_bac RNA_pol_L_2	heteromer asymmetric	link
1twf	DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE DNA-DIRECTED RNA POLYMERASE II LARGEST SUBUNIT	Saccharomyces cerevisiae	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb2_1 RNA_pol_Rpb2_3 RNA_pol_Rpb2_4 RNA_pol_Rpb2_5 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
1twf	DNA-DIRECTED RNA POLYMERASE II 140 KDA POLYPEPTIDE DNA-DIRECTED RNA POLYMERASES I, II, AND III 8.3 KDA POLYPEPTIDE	Saccharomyces cerevisiae	RNA_pol_N RNA_pol_Rpb2_1 RNA_pol_Rpb2_3 RNA_pol_Rpb2_4 RNA_pol_Rpb2_5 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
1twf	DNA-DIRECTED RNA POLYMERASE II LARGEST SUBUNIT DNA-DIRECTED RNA POLYMERASES I, II, AND III 14.5 KDA POLYPEPTIDE	Saccharomyces cerevisiae	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb8	heteromer asymmetric	link
1twf	DNA-DIRECTED RNA POLYMERASE II LARGEST SUBUNIT DNA-DIRECTED RNA POLYMERASES I, II, AND III 23 KDA POLYPEPTIDE	Saccharomyces cerevisiae	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb6	heteromer asymmetric	link
1twu	HYPOTHETICAL PROTEIN YYCE	Bacillus subtilis	Glyoxalase	homomer cyclic	link
1tx4	P50-RHOGAP TRANSFORMING PROTEIN RHOA	Homo sapiens	Ras RhoGAP	heteromer asymmetric	link
1tyh	TRANSCRIPTIONAL ACTIVATOR TENA	Bacillus subtilis	TENA_THI-4	homomer dihedral	link
1tz0	HYPOTHETICAL PROTEIN	Bacillus cereus	-	homomer helical	link
1tz9	MANNONATE DEHYDRATASE	Enterococcus faecalis	UxuA	homomer cyclic	link
1tzb	GLUCOSE-6-PHOSPHATE ISOMERASE, CONJECTURAL	Pyrobaculum aerophilum	bact-PGI_C	homomer cyclic	link
1tzf	GLUCOSE-1-PHOSPHATE CYTIDYLYLTRANSFERASE	Salmonella enterica	NTP_transferase	homomer dihedral	link
1tzj	1-AMINOCYCLOPROPANE-1-CARBOXYLATE DEAMINASE	Pseudomonas sp. ACP	PALP	homomer dihedral	link
1tzp	PENICILLIN-INSENSITIVE MUREIN ENDOPEPTIDASE	Escherichia coli	Peptidase_M74	homomer cyclic	link
1tzy	HISTONE H2A-IV HISTONE H2B	Gallus gallus	Histone Histone_H2A_C	heteromer cyclic	link
1tzy	HISTONE H3 HISTONE H4-VI	Gallus gallus	CENP-T_C Histone	heteromer cyclic	link
1u08	HYPOTHETICAL AMINOTRANSFERASE YBDL	Escherichia coli	Aminotran_1_2	homomer cyclic	link
1u0k	GENE PRODUCT PA4716	Pseudomonas aeruginosa	PhzC-PhzF	homomer cyclic	link
1u0m	PUTATIVE POLYKETIDE SYNTHASE	Streptomyces coelicolor	Chal_sti_synt_C Chal_sti_synt_N	homomer cyclic	link
1u0t	INORGANIC POLYPHOSPHATE/ATP-NAD KINASE	Mycobacterium tuberculosis	NAD_kinase	homomer dihedral	link
1u2m	HISTONE-LIKE PROTEIN HLP-1	Escherichia coli	OmpH	homomer cyclic	link
1u2w	CADMIUM EFFLUX SYSTEM ACCESSORY PROTEIN	Staphylococcus aureus	HTH_5	homomer cyclic	link
1u5x	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 13	Mus musculus	TNF	homomer cyclic	link
1u69	HYPOTHETICAL PROTEIN	Pseudomonas aeruginosa	3-dmu-9_3-mt	homomer cyclic	link
1u6h	TALIN VINCULIN	Gallus gallus	Vinculin	heteromer asymmetric	link
1u7g	PROBABLE AMMONIUM TRANSPORTER	Escherichia coli	Ammonium_transp	homomer cyclic	link
1u7n	FATTY ACID/PHOSPHOLIPID SYNTHESIS PROTEIN PLSX	Enterococcus faecalis	FA_synthesis	homomer cyclic	link
1u8s	GLYCINE CLEAVAGE SYSTEM TRANSCRIPTIONAL REPRESSOR, PUTATIVE	Vibrio cholerae	ACT_6	homomer cyclic	link
1u8v	GAMMA-AMINOBUTYRATE METABOLISM DEHYDRATASE/ISOMERASE	Clostridium aminobutyricum	HpaB HpaB_N	homomer dihedral	link
1u9y	RIBOSE-PHOSPHATE PYROPHOSPHOKINASE	Methanocaldococcus jannaschii	Pribosyltran Pribosyltran_N	homomer dihedral	link
1uay	TYPE II 3-HYDROXYACYL-COA DEHYDROGENASE	Thermus thermophilus	adh_short	homomer dihedral	link
1ub3	ALDOLASE PROTEIN	Thermus thermophilus	DeoC	homomer dihedral	link
1uby	FARNESYL DIPHOSPHATE SYNTHASE	Gallus gallus	polyprenyl_synt	homomer cyclic	link
1udd	TRANSCRIPTIONAL REGULATOR	Pyrococcus horikoshii	TENA_THI-4	homomer dihedral	link
1uf3	HYPOTHETICAL PROTEIN TT1561	Thermus thermophilus	Metallophos_3	homomer cyclic	link
1ufb	TT1696 PROTEIN	Thermus thermophilus	HEPN	homomer cyclic	link
1ufo	HYPOTHETICAL PROTEIN TT1662	Thermus thermophilus	-	homomer cyclic	link
1ufy	CHORISMATE MUTASE	Thermus thermophilus	CM_1	homomer cyclic	link
1ugx	AGGLUTININ ALPHA CHAIN AGGLUTININ BETA-3 CHAIN	Artocarpus integer	Jacalin	homomer dihedral	link
1uhd	ASPARTATE 1-DECARBOXYLASE ALPHA CHAIN ASPARTATE 1-DECARBOXYLASE BETA CHAIN	Helicobacter pylori	Asp_decarbox	heteromer cyclic	link
1uhd	ASPARTATE 1-DECARBOXYLASE ALPHA CHAIN	Helicobacter pylori	Asp_decarbox	heteromer cyclic	link
1uhd	ASPARTATE 1-DECARBOXYLASE BETA CHAIN	Helicobacter pylori	Asp_decarbox	heteromer cyclic	link
1uhe	ASPARTATE 1-DECARBOXYLASE ALPHA CHAIN ASPARTATE 1-DECARBOXYLASE BETA CHAIN	Helicobacter pylori	Asp_decarbox	heteromer cyclic	link
1uii	GEMININ	Homo sapiens	Geminin	homomer cyclic	link
1uix	RHO-ASSOCIATED KINASE	Bos taurus	Rho_Binding	homomer cyclic	link
1uiy	ENOYL-COA HYDRATASE	Thermus thermophilus	ECH_1	homomer dihedral	link
1ukk	OSMOTICALLY INDUCIBLE PROTEIN C	Thermus thermophilus	OsmC	homomer cyclic	link
1ukl	STEROL REGULATORY ELEMENT BINDING PROTEIN-2	Homo sapiens	HLH	heteromer asymmetric	link
1ulh	TRYPTOPHANYL-TRNA SYNTHETASE	Homo sapiens	tRNA-synt_1b	homomer cyclic	link
1um2	21-MER FROM VACUOLAR ATP SYNTHASE CATALYTIC SUBUNIT A ENDONUCLEASE PI-SCEI	Saccharomyces cerevisiae	Hom_end_hint	monomer asymmetric	link
1umd	2-OXO ACID DEHYDROGENASE ALPHA SUBUNIT 2-OXO ACID DEHYDROGENASE BETA SUBUNIT	Thermus thermophilus	E1_dh Transket_pyr Transketolase_C	heteromer cyclic	link
1umd	2-OXO ACID DEHYDROGENASE ALPHA SUBUNIT	Thermus thermophilus	E1_dh	heteromer cyclic	link
1umd	2-OXO ACID DEHYDROGENASE BETA SUBUNIT	Thermus thermophilus	Transket_pyr Transketolase_C	heteromer cyclic	link
1unl	CYCLIN-DEPENDENT KINASE 5 CYCLIN-DEPENDENT KINASE 5 ACTIVATOR 1	Homo sapiens	CDK5_activator Pkinase	heteromer asymmetric	link
1uou	THYMIDINE PHOSPHORYLASE	Homo sapiens	Glycos_trans_3N Glycos_transf_3 PYNP_C	homomer cyclic	link
1up8	VANADIUM-DEPENDENT BROMOPEROXIDASE 1	Corallina pilulifera	-	homomer tetrahedral	link
1upt	GOLGI AUTOANTIGEN, GOLGIN SUBFAMILY A MEMBER 4	Homo sapiens	GRIP	heteromer cyclic	link
1urq	M-TOMOSYN ISOFORM SYNTAXIN 1A	Rattus norvegicus	SNARE Synaptobrevin Syntaxin	heteromer asymmetric	link
1use	VASODILATOR-STIMULATED PHOSPHOPROTEIN	Homo sapiens	VASP_tetra	homomer cyclic	link
1usy	ATP PHOSPHORIBOSYLTRANSFERASE REGULATORY SUBUNIT	Thermotoga maritima	tRNA-synt_His	heteromer dihedral	link
1ut1	DR HEMAGGLUTININ STRUCTURAL SUBUNIT	Escherichia coli	Adhesin_Dr	homomer cyclic	link
1ut7	NO APICAL MERISTEM PROTEIN	Arabidopsis thaliana	NAM	homomer cyclic	link
1utg	UTEROGLOBIN	Oryctolagus cuniculus	Uteroglobin	homomer cyclic	link
1uu1	HISTIDINOL-PHOSPHATE AMINOTRANSFERASE	Thermotoga maritima	Aminotran_1_2	homomer cyclic	link
1uuf	ZINC-TYPE ALCOHOL DEHYDROGENASE-LIKE PROTEIN YAHK	Escherichia coli	ADH_N ADH_zinc_N	homomer cyclic	link
1uuj	PLATELET-ACTIVATING FACTOR ACETYLHYDROLASE IB ALPHA SUBUNIT	Mus musculus	LisH	homomer cyclic	link
1uun	MSPA	Mycolicibacterium smegmatis	MspA	homomer cyclic	link
1uuy	MOLYBDOPTERIN BIOSYNTHESIS CNX1	Arabidopsis thaliana	MoCF_biosynth	homomer cyclic	link
1uv7	GENERAL SECRETION PATHWAY PROTEIN M	Vibrio cholerae	T2SSM	homomer cyclic	link
1uwk	UROCANATE HYDRATASE	Pseudomonas putida	Urocanase Urocanase_C Urocanase_N	homomer cyclic	link
1uww	ENDOGLUCANASE	Bacillus akibai	CBM_17_28	homomer cyclic	link
1uwz	CYTIDINE DEAMINASE	Bacillus subtilis	dCMP_cyt_deam_1	homomer dihedral	link
1uyj	EPSILON-TOXIN	Clostridium perfringens	ETX_MTX2	homomer cyclic	link
1uz3	EMSY PROTEIN	Homo sapiens	ENT	homomer cyclic	link
1uzb	1-PYRROLINE-5-CARBOXYLATE DEHYDROGENASE	Thermus thermophilus	Aldedh	homomer dihedral	link
1uzm	3-OXOACYL-[ACYL-CARRIER PROTEIN] REDUCTASE	Mycobacterium tuberculosis	adh_short_C2	homomer dihedral	link
1v1h	FIBRITIN, FIBER PROTEIN	Escherichia virus T4,Human mastadenovirus C	-	homomer asymmetric	link
1v1h	FIBRITIN, FIBER PROTEIN	Escherichia virus T4,Human mastadenovirus C	Adeno_shaft Fibritin_C	homomer asymmetric	link
1v1p	EXOTOXIN 1	Staphylococcus aureus	SSL_OB Stap_Strp_tox_C	homomer cyclic	link
1v2d	GLUTAMINE AMINOTRANSFERASE	Thermus thermophilus	Aminotran_1_2	homomer cyclic	link
1v2x	TRNA (GM18) METHYLTRANSFERASE	Thermus thermophilus	SpoU_methylas_C SpoU_methylase	homomer cyclic	link
1v3u	LEUKOTRIENE B4 12-HYDROXYDEHYDROGENASE/PROSTAGLANDIN 15-KETO REDUCTASE	Cavia porcellus	ADH_N_2 ADH_zinc_N	homomer cyclic	link
1v3w	FERRIPYOCHELIN BINDING PROTEIN	Pyrococcus horikoshii	Hexapep	homomer cyclic	link
1v4e	OCTOPRENYL-DIPHOSPHATE SYNTHASE	Thermotoga maritima	polyprenyl_synt	homomer cyclic	link
1v58	THIOL:DISULFIDE INTERCHANGE PROTEIN DSBG	Escherichia coli	Thioredoxin_2	homomer cyclic	link
1v5i	IA-1=SERINE PROTEINASE INHIBITOR SUBTILISIN BPN'	Bacillus amyloliquefaciens Pleurotus ostreatus	Peptidase_S8	heteromer asymmetric	link
1v6t	HYPOTHETICAL UPF0271 PROTEIN PH0986	Pyrococcus horikoshii	LamB_YcsF	homomer dihedral	link
1v6z	HYPOTHETICAL PROTEIN TTHA0657	Thermus thermophilus	Methyltrans_RNA	homomer cyclic	link
1v72	ALDOLASE	Pseudomonas putida	Beta_elim_lyase	homomer dihedral	link
1v7w	CHITOBIOSE PHOSPHORYLASE	Vibrio proteolyticus	Glyco_hydro_36 Glyco_transf_36	homomer cyclic	link
1v7z	CREATININE AMIDOHYDROLASE	Pseudomonas sp.	Creatininase	homomer dihedral	link
1v9c	PRECORRIN-8X METHYL MUTASE	Thermus thermophilus	CbiC	homomer cyclic	link
1v9n	MALATE DEHYDROGENASE	Pyrococcus horikoshii	Ldh_2	homomer cyclic	link
1v9s	URACIL PHOSPHORIBOSYLTRANSFERASE	Thermus thermophilus	-	homomer dihedral	link
1v9s	URACIL PHOSPHORIBOSYLTRANSFERASE	Thermus thermophilus	UPRTase	homomer dihedral	link
1vax	URIC ACID OXIDASE	Arthrobacter globiformis	Uricase	homomer dihedral	link
1vbf	231AA LONG HYPOTHETICAL PROTEIN-L-ISOASPARTATE O-METHYLTRANSFERASE	Sulfurisphaera tokodaii	-	homomer dihedral	link
1vbf	231AA LONG HYPOTHETICAL PROTEIN-L-ISOASPARTATE O-METHYLTRANSFERASE	Sulfurisphaera tokodaii	PCMT	homomer dihedral	link
1vbi	TYPE 2 MALATE/LACTATE DEHYDROGENASE	Thermus thermophilus	Ldh_2	homomer cyclic	link
1vcf	ISOPENTENYL-DIPHOSPHATE DELTA-ISOMERASE	Thermus thermophilus	FMN_dh	homomer dihedral	link
1vch	PHOSPHORIBOSYLTRANSFERASE-RELATED PROTEIN	Thermus thermophilus	Pribosyltran	homomer cyclic	link
1vcv	PROBABLE DEOXYRIBOSE-PHOSPHATE ALDOLASE	Pyrobaculum aerophilum	DeoC	homomer cyclic	link
1vd6	GLYCEROPHOSPHORYL DIESTER PHOSPHODIESTERASE	Thermus thermophilus	GDPD	homomer cyclic	link
1vdd	RECOMBINATION PROTEIN RECR	Deinococcus radiodurans	-	homomer dihedral	link
1vdd	RECOMBINATION PROTEIN RECR	Deinococcus radiodurans	RecR Toprim_4	homomer dihedral	link
1vdk	FUMARATE HYDRATASE CLASS II	Thermus thermophilus	FumaraseC_C Lyase_1	homomer dihedral	link
1vdm	PURINE PHOSPHORIBOSYLTRANSFERASE	Pyrococcus horikoshii	-	homomer dihedral	link
1vdm	PURINE PHOSPHORIBOSYLTRANSFERASE	Pyrococcus horikoshii	Pribosyltran	homomer dihedral	link
1vdr	DIHYDROFOLATE REDUCTASE	Haloferax volcanii	DHFR_1	homomer cyclic	link
1ve2	UROPORPHYRIN-III C-METHYLTRANSFERASE	Thermus thermophilus	TP_methylase	homomer cyclic	link
1vef	ACETYLORNITHINE/ACETYL-LYSINE AMINOTRANSFERASE	Thermus thermophilus	Aminotran_3	homomer cyclic	link
1vf7	MULTIDRUG RESISTANCE PROTEIN MEXA	Pseudomonas aeruginosa	-	homomer helical	link
1vgw	4-DIPHOSPHOCYTIDYL-2C-METHYL-D-ERYTHRITOL SYNTHASE	Neisseria gonorrhoeae	IspD	homomer cyclic	link
1vh4	SUFD PROTEIN	Escherichia coli	UPF0051	homomer cyclic	link
1vhd	ALCOHOL DEHYDROGENASE, IRON-CONTAINING	Thermotoga maritima	Fe-ADH	homomer cyclic	link
1vhq	ENHANCING LYCOPENE BIOSYNTHESIS PROTEIN 2	Escherichia coli	-	homomer cyclic	link
1vhv	DIPHTHINE SYNTHASE	Archaeoglobus fulgidus	TP_methylase	homomer cyclic	link
1vhz	ADP COMPOUNDS HYDROLASE NUDE	Escherichia coli	NUDIX	homomer cyclic	link
1vi0	TRANSCRIPTIONAL REGULATOR	Bacillus subtilis	TetR_C_4 TetR_N	homomer cyclic	link
1vi2	SHIKIMATE 5-DEHYDROGENASE 2	Escherichia coli	Shikimate_dh_N	homomer cyclic	link
1vk0	HYPOTHETICAL PROTEIN	Arabidopsis thaliana	-	homomer cyclic	link
1vk6	NADH PYROPHOSPHATASE	Escherichia coli	NUDIX zf-NADH-PPase	homomer cyclic	link
1vk8	HYPOTHETICAL PROTEIN TM0486	Thermotoga maritima	Thiamine_BP	homomer dihedral	link
1vke	CARBOXYMUCONOLACTONE DECARBOXYLASE FAMILY PROTEIN	Thermotoga maritima	CMD	homomer dihedral	link
1vkn	N-ACETYL-GAMMA-GLUTAMYL-PHOSPHATE REDUCTASE	Thermotoga maritima	Semialdhyde_dh Semialdhyde_dhC	homomer dihedral	link
1vko	INOSITOL-3-PHOSPHATE SYNTHASE	Caenorhabditis elegans	NAD_binding_5	homomer dihedral	link
1vl6	MALATE OXIDOREDUCTASE	Thermotoga maritima	-	homomer dihedral	link
1vl6	MALATE OXIDOREDUCTASE	Thermotoga maritima	Malic_M malic	homomer dihedral	link
1vl7	HYPOTHETICAL PROTEIN ALR5027	Nostoc sp. PCC 7120	Putative_PNPOx	homomer cyclic	link
1vla	HYDROPEROXIDE RESISTANCE PROTEIN OSMC	Thermotoga maritima	OsmC	homomer cyclic	link
1vlh	PHOSPHOPANTETHEINE ADENYLYLTRANSFERASE	Thermotoga maritima	CTP_transf_like	homomer dihedral	link
1vll	ALANINE DEHYDROGENASE	Archaeoglobus fulgidus	OCD_Mu_crystall	homomer cyclic	link
1vlr	MRNA DECAPPING ENZYME	Mus musculus	DcpS DcpS_C	homomer cyclic	link
1vls	ASPARTATE RECEPTOR	Salmonella enterica	TarH	homomer cyclic	link
1vmd	METHYLGLYOXAL SYNTHASE	Thermotoga maritima	MGS	homomer dihedral	link
1vmg	HYPOTHETICAL PROTEIN SSO3215	Saccharolobus solfataricus	MazG	homomer cyclic	link
1vmh	UNCHARACTERIZED CONSERVED PROTEIN YJBQ/UPF0047 FAMILY, ORTHOLOG YUGU B.SUBTILIS	Clostridium acetobutylicum	UPF0047	homomer cyclic	link
1vmi	PUTATIVE PHOSPHATE ACETYLTRANSFERASE	Escherichia coli	PTA_PTB	homomer cyclic	link
1vp2	PUTATIVE XANTHOSINE TRIPHOSPHATE PYROPHOSPHATASE/HAM1 PROTEIN HOMOLOG	Thermotoga maritima	Ham1p_like	homomer dihedral	link
1vpa	2-C-METHYL-D-ERYTHRITOL 4-PHOSPHATE CYTIDYLYLTRANSFERASE	Thermotoga maritima	IspD	homomer cyclic	link
1vpm	ACYL-COA HYDROLASE	Bacillus halodurans	4HBT	homomer dihedral	link
1vq8	50S RIBOSOMAL PROTEIN L14P 50S RIBOSOMAL PROTEIN L24E 50S RIBOSOMAL PROTEIN L3P	Haloarcula marismortui	Ribosomal_L14 Ribosomal_L24e Ribosomal_L3	heteromer asymmetric	link
1vq8	50S RIBOSOMAL PROTEIN L2P 50S RIBOSOMAL PROTEIN L37AE	Haloarcula marismortui	Ribosomal_L2 Ribosomal_L2_C Ribosomal_L37ae	heteromer asymmetric	link
1vqs	HYPOTHETICAL PROTEIN AGR_L_1239	Agrobacterium fabrum	NIPSNAP	homomer dihedral	link
1vqt	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE	Thermotoga maritima	OMPdecase	homomer cyclic	link
1vqu	ANTHRANILATE PHOSPHORIBOSYLTRANSFERASE 2	Nostoc sp. PCC 7120	Glycos_trans_3N Glycos_transf_3	homomer cyclic	link
1vqv	THIAMINE MONOPHOSPHATE KINASE	Aquifex aeolicus	AIRS	homomer cyclic	link
1vr0	PROBABLE 2-PHOSPHOSULFOLACTATE PHOSPHATASE	Clostridium acetobutylicum	2-ph_phosp	homomer cyclic	link
1vr4	HYPOTHETICAL PROTEIN APC22750	Bacillus cereus	-	homomer cyclic	link
1vr4	HYPOTHETICAL PROTEIN APC22750	Bacillus cereus	YbjQ_1	homomer cyclic	link
1vr6	PHOSPHO-2-DEHYDRO-3-DEOXYHEPTONATE ALDOLASE	Thermotoga maritima	DAHP_synth_1	homomer dihedral	link
1vra	ARGININE BIOSYNTHESIS BIFUNCTIONAL PROTEIN ARGJ	Bacillus halodurans	ArgJ	heteromer asymmetric	link
1vrb	PUTATIVE ASPARAGINYL HYDROXYLASE	Bacillus subtilis	Cupin_4	homomer cyclic	link
1vs1	3-DEOXY-7-PHOSPHOHEPTULONATE SYNTHASE	Aeropyrum pernix	DAHP_synth_1	homomer dihedral	link
1vsg	VARIANT SURFACE GLYCOPROTEIN MITAT 1.2	Trypanosoma brucei	Trypan_glycop	homomer cyclic	link
1vzi	DESULFOFERRODOXIN	Desulfarculus baarsii	Desulfoferrod_N Desulfoferrodox	homomer cyclic	link
1vzv	VARICELLA-ZOSTER VIRUS PROTEASE	Human alphaherpesvirus 3	Peptidase_S21	homomer cyclic	link
1w07	ACYL-COA OXIDASE	Arabidopsis thaliana	ACOX Acyl-CoA_dh_M Acyl-CoA_ox_N	homomer cyclic	link
1w0c	PTERIDINE REDUCTASE	Leishmania major	-	homomer dihedral	link
1w0c	PTERIDINE REDUCTASE	Leishmania major	adh_short adh_short_C2	homomer dihedral	link
1w0d	3-ISOPROPYLMALATE DEHYDROGENASE	Mycobacterium tuberculosis	Iso_dh	homomer cyclic	link
1w27	PHENYLALANINE AMMONIA-LYASE 1	Petroselinum crispum	Lyase_aromatic	homomer dihedral	link
1w2w	5-METHYLTHIORIBOSE-1-PHOSPHATE ISOMERASE	Saccharomyces cerevisiae	IF-2B	heteromer cyclic	link
1w2y	DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDE HYDROLASE	Campylobacter jejuni	dUTPase_2	homomer cyclic	link
1w30	PYRR BIFUNCTIONAL PROTEIN	Mycobacterium tuberculosis	Pribosyltran	homomer dihedral	link
1w3i	2-KETO-3-DEOXY GLUCONATE ALDOLASE	Saccharolobus solfataricus	DHDPS	homomer dihedral	link
1w55	ISPD/ISPF BIFUNCTIONAL ENZYME	Campylobacter jejuni	IspD YgbB	homomer dihedral	link
1w5f	CELL DIVISION PROTEIN FTSZ	Thermotoga maritima	FtsZ_C Tubulin	homomer cyclic	link
1w5q	DELTA-AMINOLEVULINIC ACID DEHYDRATASE	Pseudomonas aeruginosa	ALAD	homomer dihedral	link
1w6s	METHANOL DEHYDROGENASE SUBUNIT 1	Methylorubrum extorquens	PQQ PQQ_2	heteromer cyclic	link
1w6t	ENOLASE	Streptococcus pneumoniae	Enolase_C Enolase_N	homomer dihedral	link
1w6u	2,4-DIENOYL-COA REDUCTASE, MITOCHONDRIAL PRECURSOR	Homo sapiens	adh_short_C2	homomer dihedral	link
1w7c	LYSYL OXIDASE	Komagataella pastoris	Cu_amine_oxid Cu_amine_oxidN2 DUF1965	homomer cyclic	link
1w85	PYRUVATE DEHYDROGENASE E1 COMPONENT, ALPHA SUBUNIT PYRUVATE DEHYDROGENASE E1 COMPONENT, BETA SUBUNIT	Geobacillus stearothermophilus	E1_dh Transket_pyr Transketolase_C	heteromer asymmetric	link
1w85	PYRUVATE DEHYDROGENASE E1 COMPONENT, ALPHA SUBUNIT	Geobacillus stearothermophilus	E1_dh	heteromer asymmetric	link
1w85	PYRUVATE DEHYDROGENASE E1 COMPONENT, BETA SUBUNIT	Geobacillus stearothermophilus	Transket_pyr Transketolase_C	heteromer asymmetric	link
1w8i	PUTATIVE VAPC RIBONUCLEASE AF_1683	Archaeoglobus fulgidus	PIN	homomer cyclic	link
1w98	CELL DIVISION PROTEIN KINASE 2 G1/S-SPECIFIC CYCLIN E1	Homo sapiens	Cyclin_C Cyclin_N Pkinase	heteromer asymmetric	link
1w99	PESTICIDIAL CRYSTAL PROTEIN CRY4BA	Bacillus thuringiensis	Endotoxin_C Endotoxin_M Endotoxin_N	homomer cyclic	link
1w9c	CRM1 PROTEIN	Homo sapiens	CRM1_C	homomer cyclic	link
1w9y	1-AMINOCYCLOPROPANE-1-CARBOXYLATE OXIDASE 1	Petunia x hybrida	2OG-FeII_Oxy DIOX_N	homomer dihedral	link
1w9z	VP9	Banna virus	Reoviridae_Vp9	homomer cyclic	link
1wa3	2-KETO-3-DEOXY-6-PHOSPHOGLUCONATE ALDOLASE	Thermotoga maritima	Aldolase	homomer cyclic	link
1waa	TITIN	Homo sapiens	I-set	homomer dihedral	link
1wck	BCLA PROTEIN	Bacillus anthracis	Collagen	homomer cyclic	link
1wdd	RIBULOSE BISPHOSPHATE CARBOXYLASE LARGE CHAIN RIBULOSE BISPHOSPHATE CARBOXYLASE SMALL CHAIN C	Oryza sativa	RuBisCO_large RuBisCO_large_N RuBisCO_small	heteromer dihedral	link
1wdd	RIBULOSE BISPHOSPHATE CARBOXYLASE LARGE CHAIN	Oryza sativa	RuBisCO_large RuBisCO_large_N	heteromer dihedral	link
1wdj	HYPOTHETICAL PROTEIN TT1808	Thermus thermophilus	Uma2	homomer asymmetric	link
1wdk	FATTY OXIDATION COMPLEX ALPHA SUBUNIT	Pseudomonas fragi	3HCDH 3HCDH_N ECH_1	heteromer cyclic	link
1wek	HYPOTHETICAL PROTEIN TT1465	Thermus thermophilus	-	homomer dihedral	link
1wek	HYPOTHETICAL PROTEIN TT1465	Thermus thermophilus	Lysine_decarbox	homomer dihedral	link
1whs	SERINE CARBOXYPEPTIDASE II	Triticum aestivum	Peptidase_S10	heteromer cyclic	link
1wkq	GUANINE DEAMINASE	Bacillus subtilis	dCMP_cyt_deam_1	homomer cyclic	link
1wmg	NETRIN RECEPTOR UNC5H2	Mus musculus	Death	homomer cyclic	link
1wmi	HYPOTHETICAL PROTEIN PHS013 HYPOTHETICAL PROTEIN PHS014	Pyrococcus horikoshii	ParE_toxin	heteromer cyclic	link
1wmi	HYPOTHETICAL PROTEIN PHS013	Pyrococcus horikoshii	ParE_toxin	heteromer cyclic	link
1wmw	GERANYLGERANYL DIPHOSPHATE SYNTHETASE	Thermus thermophilus	polyprenyl_synt	homomer cyclic	link
1wn1	DIPEPTIDASE	Pyrococcus horikoshii	Creatinase_N Peptidase_M24	homomer cyclic	link
1wn2	PEPTIDYL-TRNA HYDROLASE	Pyrococcus horikoshii	PTH2	homomer cyclic	link
1woh	AGMATINASE	Deinococcus radiodurans	Arginase	homomer dihedral	link
1woz	177AA LONG CONSERVED HYPOTHETICAL PROTEIN (ST1454)	Sulfurisphaera tokodaii	Cob_adeno_trans	homomer cyclic	link
1wpb	HYPOTHETICAL PROTEIN YFBU	Escherichia coli	YfbU	homomer octahedral	link
1wpo	HUMAN CYTOMEGALOVIRUS PROTEASE	Human betaherpesvirus 5	Peptidase_S21	homomer cyclic	link
1wpu	HUT OPERON POSITIVE REGULATORY PROTEIN	Bacillus subtilis	HutP	homomer dihedral	link
1wpx	CARBOXYPEPTIDASE Y CARBOXYPEPTIDASE Y INHIBITOR	Saccharomyces cerevisiae	PBP Peptidase_S10	heteromer asymmetric	link
1wq6	AML1-ETO	Homo sapiens	NHR2	homomer dihedral	link
1wr8	PHOSPHOGLYCOLATE PHOSPHATASE	Pyrococcus horikoshii	Hydrolase_3	homomer cyclic	link
1wst	MULTIPLE SUBSTRATE AMINOTRANSFERASE	Thermococcus profundus	Aminotran_1_2	homomer cyclic	link
1wsu	SELENOCYSTEINE-SPECIFIC ELONGATION FACTOR	Moorella thermoacetica	-	homomer asymmetric	link
1wt6	MYOTONIN-PROTEIN KINASE	Homo sapiens	DMPK_coil	homomer cyclic	link
1wte	ECOO109IR	Escherichia coli	RE_EcoO109I	homomer cyclic	link
1wtj	UREIDOGLYCOLATE DEHYDROGENASE	Pseudomonas syringae group genomosp. 3	Ldh_2	homomer cyclic	link
1wu9	MICROTUBULE-ASSOCIATED PROTEIN RP/EB FAMILY MEMBER 1	Homo sapiens	EB1	homomer cyclic	link
1wur	GTP CYCLOHYDROLASE I	Thermus thermophilus	GTP_cyclohydroI	homomer dihedral	link
1wv8	HYPOTHETICAL PROTEIN TTHA1013	Thermus thermophilus	DUF1902	homomer cyclic	link
1wve	4-CRESOL DEHYDROGENASE [HYDROXYLATING] FLAVOPROTEIN SUBUNIT	Pseudomonas putida	FAD-oxidase_C FAD_binding_4	heteromer cyclic	link
1wvq	HYPOTHETICAL PROTEIN PAE2307	Pyrobaculum aerophilum	Adenosine_kin	homomer dihedral	link
1wvt	HYPOTHETICAL PROTEIN ST2180	Sulfurisphaera tokodaii	Cob_adeno_trans	homomer cyclic	link
1wwm	HYPOTHETICAL PROTEIN TT2028	Thermus thermophilus	-	homomer cyclic	link
1wwp	HYPOTHETICAL PROTEIN TTHA0636	Thermus thermophilus	NTase_sub_bind	homomer cyclic	link
1wx1	NICOTINATE-NUCLEOTIDE--DIMETHYLBENZIMIDAZOLE PHOSPHORIBOSYLTRANSFERASE	Thermus thermophilus	DBI_PRT	homomer cyclic	link
1wxx	HYPOTHETICAL PROTEIN TTHA1280	Thermus thermophilus	Methyltrans_SAM	homomer cyclic	link
1wy1	HYPOTHETICAL PROTEIN PH0671	Pyrococcus horikoshii	Cob_adeno_trans	homomer cyclic	link
1wyu	GLYCINE DEHYDROGENASE (DECARBOXYLATING) SUBUNIT 1 GLYCINE DEHYDROGENASE SUBUNIT 2 (P-PROTEIN)	Thermus thermophilus	GDC-P	heteromer cyclic	link
1wyy	E2 GLYCOPROTEIN	Severe acute respiratory syndrome-related coronavirus	Corona_S2	homomer cyclic	link
1wz3	AUTOPHAGY 12B	Arabidopsis thaliana	APG12	homomer cyclic	link
1wz8	ENOYL-COA HYDRATASE	Thermus thermophilus	ECH_1	homomer dihedral	link
1wzl	ALPHA-AMYLASE II	Thermoactinomyces vulgaris	Alpha-amylase Alpha-amylase_N Malt_amylase_C	homomer cyclic	link
1wzn	SAM-DEPENDENT METHYLTRANSFERASE	Pyrococcus horikoshii	Methyltransf_25	homomer dihedral	link
1wzo	HPCE	Thermus thermophilus	-	homomer dihedral	link
1x0u	HYPOTHETICAL METHYLMALONYL-COA DECARBOXYLASE ALPHA SUBUNIT	Sulfurisphaera tokodaii	Carboxyl_trans	homomer dihedral	link
1x0v	GLYCEROL-3-PHOSPHATE DEHYDROGENASE [NAD+], CYTOPLASMIC	Homo sapiens	NAD_Gly3P_dh_C NAD_Gly3P_dh_N	homomer cyclic	link
1x1o	NICOTINATE-NUCLEOTIDE PYROPHOSPHORYLASE	Thermus thermophilus	QRPTase_C QRPTase_N	homomer dihedral	link
1x3z	PEPTIDE: N-GLYCANASE UV EXCISION REPAIR PROTEIN RAD23	Saccharomyces cerevisiae	Rad4 XPC-binding	heteromer asymmetric	link
1x75	CYTOTOXIC PROTEIN CCDB	Escherichia coli	CcdB	heteromer cyclic	link
1x79	RAB GTPASE BINDING EFFECTOR PROTEIN 1	Homo sapiens	Rab5-bind	heteromer asymmetric	link
1x7d	ORNITHINE CYCLODEAMINASE	Pseudomonas putida	OCD_Mu_crystall	homomer cyclic	link
1x7o	RRNA METHYLTRANSFERASE	Streptomyces viridochromogenes	SpoU_methylase	homomer cyclic	link
1x8y	LAMIN A/C	Homo sapiens	Filament	homomer cyclic	link
1x94	PUTATIVE PHOSPHOHEPTOSE ISOMERASE	Vibrio cholerae	SIS_2	homomer cyclic	link
1xa3	CROTONOBETAINYL-COA:CARNITINE COA-TRANSFERASE	Escherichia coli	CoA_transf_3	homomer cyclic	link
1xao	MITOCHONDRIAL PROTEIN IMPORT PROTEIN MAS5	Saccharomyces cerevisiae	DnaJ_C	homomer cyclic	link
1xbf	CLOSTRIDIUM ACETOBUTYLICUM Q97KL0	Clostridium acetobutylicum	UPF0047	homomer cyclic	link
1xd3	UBC PROTEIN UBIQUITIN CARBOXYL-TERMINAL ESTERASE L3	Homo sapiens	Peptidase_C12 ubiquitin	heteromer asymmetric	link
1xe0	NUCLEOPHOSMIN	Xenopus laevis	Nucleoplasmin	homomer cyclic	link
1xe3	PURINE NUCLEOSIDE PHOSPHORYLASE	Bacillus anthracis	PNP_UDP_1	homomer dihedral	link
1xer	FERREDOXIN	Sulfurisphaera tokodaii	Fer4_9	homomer cyclic	link
1xff	GLUCOSAMINE--FRUCTOSE-6-PHOSPHATE AMINOTRANSFERASE [ISOMERIZING]	Escherichia coli	GATase_6	homomer cyclic	link
1xfs	CONSERVED HYPOTHETICAL PROTEIN	Nitrosomonas europaea	AHSA1	homomer cyclic	link
1xhn	CELLULAR REPRESSOR OF E1A-STIMULATED GENES	Homo sapiens	Pyrid_oxidase_2	homomer cyclic	link
1xi3	THIAMINE PHOSPHATE PYROPHOSPHORYLASE	Pyrococcus furiosus	TMP-TENI	homomer cyclic	link
1xi9	PUTATIVE TRANSAMINASE	Pyrococcus furiosus	Aminotran_1_2	homomer asymmetric	link
1xk7	CROTONOBETAINYL-COA:CARNITINE COA-TRANSFERASE	Escherichia coli	CoA_transf_3	homomer cyclic	link
1xkp	CHAPERONE PROTEIN SYCN CHAPERONE PROTEIN YSCB PUTATIVE MEMBRANE-BOUND YOP TARGETING PROTEIN YOPN	Yersinia pestis	CesT HrpJ	heteromer asymmetric	link
1xl3	PROTEIN TYPE A SECRETION CONTROL PROTEIN	Yersinia pestis	HrpJ TyeA	heteromer asymmetric	link
1xou	ESPA Z5138 GENE PRODUCT	Escherichia coli	EspA T3SchapCesA	heteromer asymmetric	link
1xp8	RECA PROTEIN	Deinococcus radiodurans	RecA	homomer helical	link
1xpj	HYPOTHETICAL PROTEIN	Vibrio cholerae	Hydrolase_3	homomer dihedral	link
1xpp	DNA-DIRECTED RNA POLYMERASE SUBUNIT L	Thermoplasma acidophilum	RNA_pol_L_2	homomer cyclic	link
1xqb	HYPOTHETICAL UPF0066 PROTEIN HI0510	Haemophilus influenzae	UPF0066	homomer cyclic	link
1xre	SUPEROXIDE DISMUTASE	Bacillus anthracis	Sod_Fe_C Sod_Fe_N	homomer cyclic	link
1xrs	D-LYSINE 5,6-AMINOMUTASE ALPHA SUBUNIT	Acetoanaerobium sticklandii	Lys-AminoMut_A	heteromer cyclic	link
1xs1	DEOXYCYTIDINE TRIPHOSPHATE DEAMINASE	Escherichia coli	dUTPase	homomer cyclic	link
1xsq	UREIDOGLYCOLATE HYDROLASE	Escherichia coli	Ureidogly_lyase	homomer cyclic	link
1xtz	RIBOSE-5-PHOSPHATE ISOMERASE	Saccharomyces cerevisiae	Rib_5-P_isom_A	homomer dihedral	link
1xu1	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 13	Mus musculus	TNF	heteromer cyclic	link
1xuv	HYPOTHETICAL PROTEIN MM0500	Methanosarcina mazei	AHSA1	homomer cyclic	link
1xvb	METHANE MONOOXYGENASE COMPONENT A ALPHA CHAIN	Methylococcus capsulatus	Phenol_Hydrox	heteromer cyclic	link
1xvb	METHANE MONOOXYGENASE COMPONENT A BETA CHAIN	Methylococcus capsulatus	Phenol_Hydrox	heteromer cyclic	link
1xvs	PROTEIN APAG	Vibrio cholerae	DUF525	homomer cyclic	link
1xwj	TALIN VINCULIN	Gallus gallus	VBS Vinculin	heteromer asymmetric	link
1xwm	PHOSPHATE UPTAKE REGULATOR	Geobacillus stearothermophilus	PhoU	homomer cyclic	link
1xx7	OXETANOCIN-LIKE PROTEIN	Pyrococcus furiosus	HD_3	homomer dihedral	link
1xxa	ARGININE REPRESSOR	Escherichia coli	Arg_repressor_C	homomer dihedral	link
1xxq	MANNOSE-BINDING LECTIN	Morus nigra	Jacalin	homomer dihedral	link
1xy7	UNKNOWN PROTEIN	Arabidopsis thaliana	-	homomer cyclic	link
1xyg	PUTATIVE N-ACETYL-GAMMA-GLUTAMYL-PHOSPHATE REDUCTASE	Arabidopsis thaliana	Semialdhyde_dh Semialdhyde_dhC	homomer dihedral	link
1y0g	PROTEIN YCEI	Escherichia coli	YceI	homomer cyclic	link
1y0y	FRV OPERON PROTEIN FRVX	Pyrococcus horikoshii	Peptidase_M42	homomer tetrahedral	link
1y10	HYPOTHETICAL PROTEIN RV1264/MT1302	Mycobacterium tuberculosis	Ad_Cy_reg Guanylate_cyc	homomer cyclic	link
1y2m	PHENYLALANINE AMMONIA-LYASE	Rhodotorula toruloides	-	homomer dihedral	link
1y2m	PHENYLALANINE AMMONIA-LYASE	Rhodotorula toruloides	Lyase_aromatic	homomer dihedral	link
1y43	ASPERGILLOPEPSIN II HEAVY CHAIN ASPERGILLOPEPSIN II LIGHT CHAIN	Aspergillus niger	Peptidase_A4	heteromer asymmetric	link
1y4m	HERV-FRD_6P24.1 PROVIRUS ANCESTRAL ENV POLYPROTEIN	Homo sapiens	TLV_coat	homomer cyclic	link
1y5e	MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN B	Bacillus cereus	MoCF_biosynth	homomer cyclic	link
1y60	FORMALDEHYDE-ACTIVATING ENZYME FAE	Methylorubrum extorquens	Fae	homomer cyclic	link
1y71	KINASE-ASSOCIATED PROTEIN B	Bacillus cereus	KapB	homomer cyclic	link
1y7p	HYPOTHETICAL PROTEIN AF1403	Archaeoglobus fulgidus	ACT	homomer cyclic	link
1y7r	HYPOTHETICAL PROTEIN SA2161	Staphylococcus aureus	Acetyltransf_10	homomer cyclic	link
1y82	HYPOTHETICAL PROTEIN	Pyrococcus furiosus	PIN	homomer asymmetric	link
1y8q	UBIQUITIN-LIKE 1 ACTIVATING ENZYME E1A UBIQUITIN-LIKE 2 ACTIVATING ENZYME E1B	Homo sapiens	ThiF UAE_UbL UBA2_C	heteromer asymmetric	link
1y8t	HYPOTHETICAL PROTEIN RV0983	Mycobacterium tuberculosis	PDZ_2 Trypsin_2	homomer cyclic	link
1y9b	CONSERVED HYPOTHETICAL PROTEIN	Vibrio cholerae	DUF1778	homomer cyclic	link
1y9w	ACETYLTRANSFERASE	Bacillus cereus	Acetyltransf_1	homomer cyclic	link
1ya5	N2B-TITIN ISOFORM TELETHONIN	Homo sapiens	I-set Telethonin	heteromer asymmetric	link
1ya5	N2B-TITIN ISOFORM TELETHONIN	Homo sapiens	Telethonin	heteromer asymmetric	link
1ya7	PROTEASOME ACTIVATOR PROTEIN PA26 PROTEASOME ALPHA SUBUNIT	Thermoplasma acidophilum Trypanosoma brucei	PA28_beta Proteasome Proteasome_A_N	heteromer dihedral	link
1ya7	PROTEASOME ACTIVATOR PROTEIN PA26	Trypanosoma brucei	PA28_beta	heteromer dihedral	link
1ya7	PROTEASOME BETA SUBUNIT	Thermoplasma acidophilum	Proteasome	heteromer dihedral	link
1yad	REGULATORY PROTEIN TENI	Bacillus subtilis	TMP-TENI	homomer cyclic	link
1yb0	PROPHAGE LAMBDABA02, N-ACETYLMURAMOYL-L-ALANINE AMIDASE, FAMILY 2	Bacillus anthracis	Amidase_2	homomer cyclic	link
1ybh	ACETOLACTATE SYNTHASE, CHLOROPLAST	Arabidopsis thaliana	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer dihedral	link
1ybk	TETRABRACHION	Staphylothermus marinus	Tetrabrachion	homomer cyclic	link
1yc6	COAT PROTEIN	Brome mosaic virus	Bromo_coat	homomer icosahedral	link
1yc9	MULTIDRUG RESISTANCE PROTEIN	Vibrio cholerae	OEP	homomer cyclic	link
1yco	BRANCHED-CHAIN PHOSPHOTRANSACYLASE	Enterococcus faecalis	PTA_PTB	homomer cyclic	link
1ydg	TRP REPRESSOR BINDING PROTEIN WRBA	Deinococcus radiodurans	FMN_red	homomer dihedral	link
1ydi	ALPHA-ACTININ 4 VINCULIN ISOFORM VCL	Homo sapiens	Vinculin	heteromer asymmetric	link
1ydm	HYPOTHETICAL PROTEIN YQGN	Bacillus subtilis	-	homomer asymmetric	link
1ydm	HYPOTHETICAL PROTEIN YQGN	Bacillus subtilis	5-FTHF_cyc-lig	homomer asymmetric	link
1ydy	GLYCEROPHOSPHORYL DIESTER PHOSPHODIESTERASE	Escherichia coli	GDPD	homomer cyclic	link
1ye9	CATALASE HPII	Escherichia coli	Catalase Catalase-rel	heteromer dihedral	link
1ye9	CATALASE HPII	Escherichia coli	Catalase	heteromer dihedral	link
1yfm	FUMARASE	Saccharomyces cerevisiae	FumaraseC_C Lyase_1	homomer dihedral	link
1yg2	GENE ACTIVATOR APHA	Vibrio cholerae	PadR Vir_act_alpha_C	homomer cyclic	link
1ygp	YEAST GLYCOGEN PHOSPHORYLASE	Saccharomyces cerevisiae	Phosphorylase	homomer cyclic	link
1ygt	CYTOPLASMIC DYNEIN LIGHT CHAIN	Drosophila melanogaster	Tctex-1	homomer cyclic	link
1yhn	RAB INTERACTING LYSOSOMAL PROTEIN	Homo sapiens	RILP	heteromer cyclic	link
1yis	ADENYLOSUCCINATE LYASE	Caenorhabditis elegans	Lyase_1	homomer dihedral	link
1yiz	KYNURENINE AMINOTRANSFERASE GLUTAMINE TRANSAMINASE	Aedes aegypti	Aminotran_1_2	homomer cyclic	link
1yj7	ESCJ	Escherichia coli	YscJ_FliF	homomer helical	link
1yjd	T-CELL-SPECIFIC SURFACE GLYCOPROTEIN CD28	Homo sapiens	V-set_2	heteromer cyclic	link
1ylq	PUTATIVE NUCLEOTIDYLTRANSFERASE, HYPOTHETICAL PROTEIN AF0614	Archaeoglobus fulgidus	NTP_transf_2	homomer cyclic	link
1ylx	HYPOTHETICAL PROTEIN APC35702	Geobacillus stearothermophilus	DUF5634	homomer cyclic	link
1ynb	HYPOTHETICAL PROTEIN AF1432	Archaeoglobus fulgidus	HD_3	homomer asymmetric	link
1yno	BENZOYLFORMATE DECARBOXYLASE	Pseudomonas putida	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer dihedral	link
1yo6	PUTATIVE CARBONYL REDUCTASE SNIFFER	Caenorhabditis elegans	adh_short	homomer cyclic	link
1yoa	PUTATIVE FLAVOPROTEIN	Thermus thermophilus	Flavin_Reduct	homomer cyclic	link
1yov	AMYLOID PROTEIN-BINDING PROTEIN 1 UBIQUITIN-ACTIVATING ENZYME E1C	Homo sapiens	E2_bind ThiF	heteromer asymmetric	link
1yox	HYPOTHETICAL PROTEIN PA3696	Pseudomonas aeruginosa	-	homomer cyclic	link
1yox	HYPOTHETICAL PROTEIN PA3696	Pseudomonas aeruginosa	AIM24	homomer cyclic	link
1ypf	GMP REDUCTASE	Bacillus anthracis	IMPDH	homomer cyclic	link
1yq5	MINOR CAPSID PROTEIN	Pseudomonas virus PRD1	DUF1860	homomer cyclic	link
1yq8	MINOR CAPSID PROTEIN	Pseudomonas virus PRD1	DUF1860	homomer cyclic	link
1yqf	HYPOTHETICAL PROTEIN LMAJ011689	Leishmania major	MAM33	homomer cyclic	link
1yqg	PYRROLINE-5-CARBOXYLATE REDUCTASE	Neisseria meningitidis	F420_oxidored P5CR_dimer	homomer cyclic	link
1yqh	IG HYPOTHETICAL 16092	Bacillus cereus	Thiamine_BP	homomer dihedral	link
1yqq	XANTHOSINE PHOSPHORYLASE	Escherichia coli	PNP_UDP_1	homomer dihedral	link
1yrr	N-ACETYLGLUCOSAMINE-6-PHOSPHATE DEACETYLASE	Escherichia coli	Amidohydro_1	homomer dihedral	link
1yrt	BIFUNCTIONAL HEMOLYSIN-ADENYLATE CYCLASE CALMODULIN	Bordetella pertussis Homo sapiens	Anthrax_toxA EF-hand_7	heteromer asymmetric	link
1ys4	ASPARTATE-SEMIALDEHYDE DEHYDROGENASE	Methanocaldococcus jannaschii	Semialdhyde_dh Semialdhyde_dhC	homomer cyclic	link
1ysr	SENSOR-TYPE HISTIDINE KINASE PRRB	Mycobacterium tuberculosis	HATPase_c	homomer helical	link
1yu0	MAJOR TROPISM DETERMINANT (MTD-P1)	Bordetella virus BPP1	Mtd_N	homomer cyclic	link
1yuz	NIGERYTHRIN	Desulfovibrio vulgaris	Rubrerythrin	homomer cyclic	link
1yw0	TRYPTOPHAN 2,3-DIOXYGENASE	Xanthomonas campestris	Trp_dioxygenase	homomer dihedral	link
1yxm	PEROXISOMAL TRANS 2-ENOYL COA REDUCTASE	Homo sapiens	adh_short_C2	homomer dihedral	link
1yxo	4-HYDROXYTHREONINE-4-PHOSPHATE DEHYDROGENASE 1	Pseudomonas aeruginosa	PdxA	homomer cyclic	link
1z01	2-OXO-1,2-DIHYDROQUINOLINE 8-MONOOXYGENASE, OXYGENASE COMPONENT	Pseudomonas putida	Aromatic_hydrox Rieske	homomer cyclic	link
1z0p	HYPOTHETICAL PROTEIN SPY1572	Streptococcus pyogenes	DUF1912	homomer cyclic	link
1z2i	MALATE DEHYDROGENASE	Agrobacterium tumefaciens	Ldh_2	homomer cyclic	link
1z3a	TRNA-SPECIFIC ADENOSINE DEAMINASE	Escherichia coli	MafB19-deam	homomer cyclic	link
1z4e	TRANSCRIPTIONAL REGULATOR	Bacillus halodurans	Acetyltransf_1	homomer cyclic	link
1z4v	HEMAGGLUTININ-NEURAMINIDASE	Mammalian rubulavirus 5	HN	homomer cyclic	link
1z6o	FERRITIN HEAVY CHAIN FERRITIN LIGHT CHAIN	Trichoplusia ni	Ferritin	heteromer tetrahedral	link
1z6o	FERRITIN HEAVY CHAIN	Trichoplusia ni	Ferritin	heteromer tetrahedral	link
1z6o	FERRITIN LIGHT CHAIN	Trichoplusia ni	Ferritin	heteromer tetrahedral	link
1z6r	MLC PROTEIN	Escherichia coli	ROK	homomer cyclic	link
1z72	TRANSCRIPTIONAL REGULATOR, PUTATIVE	Streptococcus pneumoniae	TENA_THI-4	homomer cyclic	link
1z7m	ATP PHOSPHORIBOSYLTRANSFERASE REGULATORY SUBUNIT	Lactococcus lactis	-	heteromer dihedral	link
1z7m	ATP PHOSPHORIBOSYLTRANSFERASE REGULATORY SUBUNIT	Lactococcus lactis	tRNA-synt_His	heteromer dihedral	link
1z8k	AT3G25770 PROTEIN	Arabidopsis thaliana	Allene_ox_cyc	homomer cyclic	link
1z98	AQUAPORIN	Spinacia oleracea	MIP	homomer cyclic	link
1z9f	SINGLE-STRAND BINDING PROTEIN	Thermotoga maritima	SSB	homomer cyclic	link
1z9m	GAPA225	Homo sapiens	V-set	homomer cyclic	link
1zav	50S RIBOSOMAL PROTEIN L10 50S RIBOSOMAL PROTEIN L7/L12	Thermotoga maritima	Ribosomal_L10 Ribosomal_L12_N	heteromer asymmetric	link
1zav	50S RIBOSOMAL PROTEIN L10 50S RIBOSOMAL PROTEIN L7/L12	Thermotoga maritima	Ribosomal_L10	heteromer asymmetric	link
1ze3	CHAPERONE PROTEIN FIMC FIMH PROTEIN	Escherichia coli	Fimbrial PapD_C PapD_N	heteromer asymmetric	link
1zed	ALKALINE PHOSPHATASE	Homo sapiens	Alk_phosphatase	homomer cyclic	link
1zej	3-HYDROXYACYL-COA DEHYDROGENASE	Archaeoglobus fulgidus	3HCDH 3HCDH_N	homomer cyclic	link
1zgz	TORCAD OPERON TRANSCRIPTIONAL REGULATORY PROTEIN TORR	Escherichia coli	Response_reg	homomer cyclic	link
1zhs	MANNAN-BINDING LECTIN	Microcystis viridis	MVL	homomer cyclic	link
1zk8	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Bacillus cereus	WHG	homomer cyclic	link
1zke	HYPOTHETICAL PROTEIN HP1531	Helicobacter pylori	DUF2443	homomer cyclic	link
1zkg	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Thermotoga maritima	TetR_N	homomer cyclic	link
1zki	HYPOTHETICAL PROTEIN PA5202	Pseudomonas aeruginosa	4HBT	homomer cyclic	link
1zla	HISTONE H2B XENOPUS LAEVIS-LIKE HISTONE H2A	Expression vector pET3-H2A Xenopus laevis	Histone Histone_H2A_C	heteromer cyclic	link
1zla	HISTONE H2B XENOPUS LAEVIS-LIKE HISTONE H2A	Expression vector pET3-H2A Xenopus laevis	Histone	heteromer cyclic	link
1zla	HISTONE H3 HISTONE H4	Xenopus laevis	CENP-T_C Histone	heteromer cyclic	link
1zla	HISTONE H3 HISTONE H4	Xenopus laevis	Histone	heteromer cyclic	link
1zlj	DORMANCY SURVIVAL REGULATOR	Mycobacterium tuberculosis	GerE	homomer cyclic	link
1zlp	PETAL DEATH PROTEIN	Dianthus caryophyllus	PEP_mutase	homomer dihedral	link
1zmt	HALOALCOHOL DEHALOGENASE HHEC	Agrobacterium tumefaciens	adh_short_C2	homomer dihedral	link
1zp3	5,10-METHYLENETETRAHYDROFOLATE REDUCTASE	Escherichia coli	MTHFR	homomer cyclic	link
1zps	PHOSPHORIBOSYL-AMP CYCLOHYDROLASE	Methanothermobacter thermautotrophicus	PRA-CH	homomer cyclic	link
1zq1	GLUTAMYL-TRNA(GLN) AMIDOTRANSFERASE SUBUNIT D GLUTAMYL-TRNA(GLN) AMIDOTRANSFERASE SUBUNIT E	Pyrococcus abyssi	Asparaginase GatB_N GatB_Yqey	heteromer cyclic	link
1zrs	HYPOTHETICAL PROTEIN	Pseudomonas aeruginosa	Peptidase_S66	homomer cyclic	link
1zru	LACTOPHAGE P2 RECEPTOR BINDING PROTEIN	Lactococcus virus P2	Caudo_bapla_RBP	homomer cyclic	link
1zs4	REGULATORY PROTEIN CII	Escherichia virus Lambda	Phage_CII	homomer asymmetric	link
1zs6	NUCLEOSIDE DIPHOSPHATE KINASE 3	Homo sapiens	NDK	homomer dihedral	link
1ztc	HYPOTHETICAL PROTEIN TM0894	Thermotoga maritima	Lactamase_B	homomer dihedral	link
1zud	ADENYLYLTRANSFERASE THIF	Escherichia coli	ThiF	heteromer cyclic	link
1zun	SULFATE ADENYLATE TRANSFERASE, SUBUNIT 1/ADENYLYLSULFATE KINASE SULFATE ADENYLYLTRANSFERASE SUBUNIT 2	Pseudomonas syringae Pseudomonas syringae group genomosp. 3	GTP_EFTU PAPS_reduct	heteromer asymmetric	link
1zup	HYPOTHETICAL PROTEIN TM1739	Thermotoga maritima	NurA	homomer cyclic	link
1zv1	DOUBLESEX PROTEIN	Drosophila melanogaster	DSX_dimer	homomer cyclic	link
1zv8	E2 GLYCOPROTEIN	Severe acute respiratory syndrome-related coronavirus	Corona_S2	heteromer cyclic	link
1zvb	E2 GLYCOPROTEIN	Severe acute respiratory syndrome-related coronavirus	Corona_S2	homomer cyclic	link
1zvp	HYPOTHETICAL PROTEIN VC0802	Vibrio cholerae	ACT_3 ACT_7	homomer cyclic	link
1zvz	TALIN 1 VINCULIN	Gallus gallus	Vinculin	heteromer asymmetric	link
1zw2	TALIN VINCULIN	Gallus gallus	Vinculin	heteromer asymmetric	link
1zxx	6-PHOSPHOFRUCTOKINASE	Lactobacillus delbrueckii	PFK	homomer dihedral	link
1zyb	TRANSCRIPTION REGULATOR, CRP FAMILY	Bacteroides thetaiotaomicron	HTH_Crp_2 cNMP_binding	homomer cyclic	link
1zzg	GLUCOSE-6-PHOSPHATE ISOMERASE	Thermus thermophilus	PGI	homomer cyclic	link
2a13	AT1G79260	Arabidopsis thaliana	DUF1794	homomer cyclic	link
2a1t	ACYL-COA DEHYDROGENASE, MEDIUM-CHAIN SPECIFIC, MITOCHONDRIAL PRECURSOR	Homo sapiens	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	heteromer asymmetric	link
2a2l	UNKNOWN	Klebsiella pneumoniae	Haem_degrading	homomer dihedral	link
2a33	HYPOTHETICAL PROTEIN	Arabidopsis thaliana	Lysine_decarbox	homomer cyclic	link
2a3q	HYPOTHETICAL PROTEIN	Mus musculus	MazG-like	homomer cyclic	link
2a5h	L-LYSINE 2,3-AMINOMUTASE	Clostridium subterminale	LAM_C Radical_SAM	homomer dihedral	link
2a5l	TRP REPRESSOR BINDING PROTEIN WRBA	Pseudomonas aeruginosa	FMN_red	homomer cyclic	link
2a5z	HYPOTHETICAL PROTEIN SO2946	Shewanella oneidensis	-	homomer cyclic	link
2a67	ISOCHORISMATASE FAMILY PROTEIN	Enterococcus faecalis	Isochorismatase	homomer cyclic	link
2a6a	HYPOTHETICAL PROTEIN TM0874	Thermotoga maritima	Peptidase_M22	homomer cyclic	link
2a6b	HYPOTHETICAL PROTEIN SPR0628	Streptococcus pneumoniae	TENA_THI-4	homomer cyclic	link
2a6h	DNA-DIRECTED RNA POLYMERASE BETA CHAIN DNA-DIRECTED RNA POLYMERASE BETA' CHAIN	Thermus thermophilus	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb2_1 RNA_pol_Rpb2_3 RNA_pol_Rpb2_45 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
2a6h	DNA-DIRECTED RNA POLYMERASE BETA' CHAIN RNA POLYMERASE OMEGA CHAIN	Thermus thermophilus	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb6	heteromer asymmetric	link
2a6p	POSSIBLE PHOSPHOGLYCERATE MUTASE GPM2	Mycobacterium tuberculosis	His_Phos_1	homomer cyclic	link
2a6q	ANTITOXIN YEFM TOXIN YOEB	Escherichia coli	PhdYeFM_antitox YoeB_toxin	heteromer asymmetric	link
2a6q	ANTITOXIN YEFM	Escherichia coli	PhdYeFM_antitox	heteromer asymmetric	link
2a79	POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY A MEMBER 2	Rattus norvegicus	BTB_2 Ion_trans	heteromer cyclic	link
2a8n	CYTIDINE AND DEOXYCYTIDYLATE DEAMINASE	Agrobacterium tumefaciens	MafB19-deam	homomer cyclic	link
2a96	CLASS A NONSPECIFIC ACID PHOSPHATASE PHON	Salmonella enterica	PAP2	homomer cyclic	link
2a9d	SULFITE OXIDASE	Gallus gallus	Mo-co_dimer Oxidored_molyb	homomer cyclic	link
2a9f	PUTATIVE MALIC ENZYME ((S)-MALATE:NAD+ OXIDOREDUCTASE (DECARBOXYLATING))	Streptococcus pyogenes	Malic_M malic	homomer cyclic	link
2a9g	ARGININE DEIMINASE	Pseudomonas aeruginosa	Amidinotransf	homomer dihedral	link
2a9s	COMPETENCE/DAMAGE-INDUCIBLE PROTEIN CINA	Agrobacterium fabrum	CinA	homomer cyclic	link
2a9u	UBIQUITIN CARBOXYL-TERMINAL HYDROLASE 8	Homo sapiens	USP8_dimer	homomer cyclic	link
2adv	GLUTARYL 7- AMINOCEPHALOSPORANIC ACID ACYLASE	Pseudomonas sp. SY-77-1	Penicil_amidase	heteromer asymmetric	link
2ae6	ACETYLTRANSFERASE, GNAT FAMILY	Enterococcus faecalis	Acetyltransf_1	homomer cyclic	link
2aee	OROTATE PHOSPHORIBOSYLTRANSFERASE	Streptococcus pyogenes	Pribosyltran	homomer cyclic	link
2af7	GAMMA-CARBOXYMUCONOLACTONE DECARBOXYLASE	Methanothermobacter thermautotrophicus	CMD	homomer dihedral	link
2afb	2-KETO-3-DEOXYGLUCONATE KINASE	Thermotoga maritima	PfkB	homomer dihedral	link
2ah6	BH1595, UNKNOWN CONSERVED PROTEIN	Bacillus halodurans	Cob_adeno_trans	homomer cyclic	link
2ahm	REPLICASE POLYPROTEIN 1AB, HEAVY CHAIN REPLICASE POLYPROTEIN 1AB, LIGHT CHAIN	Severe acute respiratory syndrome-related coronavirus	nsp7 nsp8	heteromer dihedral	link
2ahm	REPLICASE POLYPROTEIN 1AB, LIGHT CHAIN	Severe acute respiratory syndrome-related coronavirus	nsp7	heteromer dihedral	link
2ahr	PUTATIVE PYRROLINE CARBOXYLATE REDUCTASE	Streptococcus pyogenes	F420_oxidored P5CR_dimer	homomer dihedral	link
2ahy	POTASSIUM CHANNEL PROTEIN	Bacillus cereus	Ion_trans_2	homomer cyclic	link
2akc	CLASS A NONSPECIFIC ACID PHOSPHATASE PHON	Salmonella enterica	PAP2	homomer cyclic	link
2akf	CORONIN-1A	Mus musculus	Trimer_CC	homomer cyclic	link
2ako	GLUTAMATE 5-KINASE	Campylobacter jejuni	AA_kinase	homomer cyclic	link
2akz	GAMMA ENOLASE	Homo sapiens	Enolase_C Enolase_N	homomer cyclic	link
2aly	PHENYLALANYL-TRNA SYNTHETASE ALPHA CHAIN PHENYLALANYL-TRNA SYNTHETASE BETA CHAIN	Thermus thermophilus	B3_4 B5 FDX-ACB tRNA-synt_2d tRNA_bind	heteromer cyclic	link
2an1	PUTATIVE KINASE	Salmonella enterica	NAD_kinase	homomer cyclic	link
2anu	HYPOTHETICAL PROTEIN TM0559	Thermotoga maritima	-	homomer cyclic	link
2ao9	PHAGE PROTEIN	Bacillus cereus	-	homomer dihedral	link
2ap9	ACETYLGLUTAMATE KINASE	Mycobacterium tuberculosis	-	homomer dihedral	link
2ap9	ACETYLGLUTAMATE KINASE	Mycobacterium tuberculosis	AA_kinase	homomer dihedral	link
2apo	PROBABLE TRNA PSEUDOURIDINE SYNTHASE B RIBOSOME BIOGENESIS PROTEIN NOP10	Methanocaldococcus jannaschii	DKCLD Nop10p PUA TruB_C_2 TruB_N	heteromer asymmetric	link
2aq6	PYRIDOXINE 5'-PHOSPHATE OXIDASE	Mycobacterium tuberculosis	Putative_PNPOx	homomer cyclic	link
2aqn	SUPEROXIDE DISMUTASE [CU-ZN]	Neisseria meningitidis	Sod_Cu	homomer cyclic	link
2ara	ARAC	Escherichia coli	AraC_binding	homomer cyclic	link
2arc	ARABINOSE OPERON REGULATORY PROTEIN	Escherichia coli	AraC_binding	homomer cyclic	link
2arp	FOLLISTATIN INHIBIN BETA A CHAIN	Homo sapiens Rattus norvegicus	FOLN Kazal_2 TGF_beta	heteromer cyclic	link
2arz	HYPOTHETICAL PROTEIN PA4388	Pseudomonas aeruginosa	DUF2470 Pyrid_oxidase_2	homomer cyclic	link
2as0	HYPOTHETICAL PROTEIN PH1915	Pyrococcus horikoshii	Methyltrans_SAM PUA	homomer cyclic	link
2asf	HYPOTHETICAL PROTEIN RV2074	Mycobacterium tuberculosis	Putative_PNPOx	homomer cyclic	link
2ask	ARTEMIN	Homo sapiens	TGF_beta	homomer cyclic	link
2ast	CYCLIN-DEPENDENT KINASES REGULATORY SUBUNIT 1 S-PHASE KINASE-ASSOCIATED PROTEIN 2	Homo sapiens	CKS F-box-like	heteromer asymmetric	link
2ast	S-PHASE KINASE-ASSOCIATED PROTEIN 1A S-PHASE KINASE-ASSOCIATED PROTEIN 2	Homo sapiens	F-box-like Skp1 Skp1_POZ	heteromer asymmetric	link
2atp	T-CELL SURFACE GLYCOPROTEIN CD8 ALPHA CHAIN T-CELL SURFACE GLYCOPROTEIN CD8 BETA CHAIN	Mus musculus	V-set	heteromer asymmetric	link
2aus	PSEUDOURIDINE SYNTHASE RIBOSOME BIOGENESIS PROTEIN NOP10	Pyrococcus abyssi	Nop10p	heteromer cyclic	link
2avd	CATECHOL-O-METHYLTRANSFERASE	Homo sapiens	Methyltransf_3	homomer cyclic	link
2axt	CYTOCHROME B559 ALPHA SUBUNIT PHOTOSYSTEM II REACTION CENTER D2 PROTEIN	Thermosynechococcus elongatus	Cytochrom_B559 Cytochrom_B559a Photo_RC	heteromer cyclic	link
2axt	PHOTOSYSTEM II CP43 PROTEIN PHOTOSYSTEM Q(B) PROTEIN	Thermosynechococcus elongatus	PSII Photo_RC	heteromer cyclic	link
2axt	PHOTOSYSTEM II REACTION CENTER D2 PROTEIN PHOTOSYSTEM Q(B) PROTEIN	Thermosynechococcus elongatus	Photo_RC	heteromer cyclic	link
2axt	PHOTOSYSTEM II REACTION CENTER L PROTEIN PHOTOSYSTEM Q(B) PROTEIN	Thermosynechococcus elongatus	Photo_RC PsbL	heteromer cyclic	link
2axu	PRGX	Enterococcus faecalis	HTH_3	homomer dihedral	link
2b0a	HYPOTHETICAL PROTEIN MJ0783	Methanocaldococcus jannaschii	Cyclase	homomer cyclic	link
2b0c	PUTATIVE PHOSPHATASE	Escherichia coli	HAD_2	homomer cyclic	link
2b1x	NAPHTHALENE DIOXYGENASE LARGE SUBUNIT NAPHTHALENE DIOXYGENASE SMALL SUBUNIT	Rhodococcus sp. NCIMB 12038	Rieske Ring_hydroxyl_A Ring_hydroxyl_B	heteromer cyclic	link
2b1x	NAPHTHALENE DIOXYGENASE SMALL SUBUNIT	Rhodococcus sp. NCIMB 12038	Ring_hydroxyl_B	heteromer cyclic	link
2b1y	HYPOTHETICAL PROTEIN ATU1913	Agrobacterium fabrum	DUF1883	homomer cyclic	link
2b2c	SPERMIDINE SYNTHASE	Caenorhabditis elegans	Spermine_synt_N Spermine_synth	homomer cyclic	link
2b2h	AMMONIUM TRANSPORTER	Archaeoglobus fulgidus	Ammonium_transp	homomer cyclic	link
2b2w	CHROMODOMAIN-HELICASE-DNA-BINDING PROTEIN 1	Homo sapiens	Chromo	heteromer asymmetric	link
2b33	PROTEIN SYNTHESIS INHIBITOR, PUTATIVE	Thermotoga maritima	Ribonuc_L-PSP	homomer cyclic	link
2b34	MAR1 RIBONUCLEASE	Caenorhabditis elegans	Isochorismatase	homomer cyclic	link
2b3z	RIBOFLAVIN BIOSYNTHESIS PROTEIN RIBD	Bacillus subtilis	RibD_C dCMP_cyt_deam_1	homomer dihedral	link
2b5g	DIAMINE ACETYLTRANSFERASE 1	Homo sapiens	Acetyltransf_1	homomer cyclic	link
2b5i	CYTOKINE RECEPTOR COMMON GAMMA CHAIN INTERLEUKIN-2 RECEPTOR BETA CHAIN	Homo sapiens	IL6Ra-bind fn3	heteromer asymmetric	link
2b5v	GLUCOSE DEHYDROGENASE	Haloferax mediterranei	ADH_N Glu_dehyd_C	homomer cyclic	link
2b67	COG0778: NITROREDUCTASE	Streptococcus pneumoniae	Nitroreductase	homomer cyclic	link
2b7n	PROBABLE NICOTINATE-NUCLEOTIDE PYROPHOSPHORYLASE	Helicobacter pylori	QRPTase_C QRPTase_N	homomer dihedral	link
2b81	LUCIFERASE-LIKE MONOOXYGENASE	Bacillus cereus	Bac_luciferase	homomer cyclic	link
2b99	RIBOFLAVIN SYNTHASE	Methanocaldococcus jannaschii	DMRL_synthase	homomer cyclic	link
2b9c	STRIATED-MUSCLE ALPHA TROPOMYOSIN	Rattus norvegicus	Tropomyosin	homomer asymmetric	link
2ba0	ARCHAEAL EXOSOME RNA BINDING PROTEIN RRP41 ARCHAEAL EXOSOME RNA BINDING PROTEIN RRP42	Archaeoglobus fulgidus	RNase_PH RNase_PH_C	heteromer cyclic	link
2ba0	ARCHAEAL EXOSOME RNA BINDING PROTEIN RRP4 ARCHAEAL EXOSOME RNA BINDING PROTEIN RRP41	Archaeoglobus fulgidus	ECR1_N KH_6 RNase_PH RNase_PH_C S1	heteromer cyclic	link
2ba2	HYPOTHETICAL UPF0134 PROTEIN MPN010	Mycoplasma pneumoniae	DUF16	homomer asymmetric	link
2bbe	HYPOTHETICAL PROTEIN SO0527	Shewanella oneidensis	ABM	homomer dihedral	link
2bbk	METHYLAMINE DEHYDROGENASE (HEAVY SUBUNIT) METHYLAMINE DEHYDROGENASE (LIGHT SUBUNIT)	Paracoccus denitrificans	Me-amine-dh_H Me-amine-dh_L	heteromer cyclic	link
2bcm	F1845 FIMBRIAL PROTEIN	Escherichia coli	Adhesin_Dr	homomer cyclic	link
2bdq	COPPER HOMEOSTASIS PROTEIN CUTC	Streptococcus agalactiae	CutC	homomer cyclic	link
2be1	SERINE/THREONINE-PROTEIN KINASE/ENDORIBONUCLEASE IRE1	Saccharomyces cerevisiae	-	homomer cyclic	link
2be3	GTP PYROPHOSPHOKINASE	Streptococcus pneumoniae	RelA_SpoT	homomer cyclic	link
2beq	E2 GLYCOPROTEIN	Severe acute respiratory syndrome-related coronavirus	Corona_S2	heteromer cyclic	link
2bez	E2 GLYCOPROTEIN	Severe acute respiratory syndrome-related coronavirus	Corona_S2	heteromer cyclic	link
2bfd	2-OXOISOVALERATE DEHYDROGENASE ALPHA SUBUNIT 2-OXOISOVALERATE DEHYDROGENASE BETA SUBUNIT	Homo sapiens	E1_dh Transket_pyr Transketolase_C	heteromer cyclic	link
2bfd	2-OXOISOVALERATE DEHYDROGENASE ALPHA SUBUNIT	Homo sapiens	E1_dh	heteromer cyclic	link
2bfd	2-OXOISOVALERATE DEHYDROGENASE BETA SUBUNIT	Homo sapiens	Transket_pyr Transketolase_C	heteromer cyclic	link
2bgk	RHIZOME SECOISOLARICIRESINOL DEHYDROGENASE	Podophyllum peltatum	adh_short_C2	homomer dihedral	link
2bgw	XPF ENDONUCLEASE	Aeropyrum pernix	ERCC4 HHH_5	homomer asymmetric	link
2bh8	1B11	Escherichia coli	CSD	homomer dihedral	link
2bhv	COMB10	Helicobacter pylori	TrbI	homomer cyclic	link
2bi0	HYPOTHETICAL PROTEIN RV0216	Mycobacterium tuberculosis	-	homomer cyclic	link
2bj7	NICKEL RESPONSIVE REGULATOR	Pyrococcus horikoshii	NikR_C RHH_1	homomer cyclic	link
2bjf	CHOLOYLGLYCINE HYDROLASE	Clostridium perfringens	CBAH	homomer dihedral	link
2bjn	TRAFFICKING PROTEIN PARTICLE COMPLEX SUBUNIT 6B	Homo sapiens	TRAPP	homomer cyclic	link
2bkw	ALANINE-GLYOXYLATE AMINOTRANSFERASE 1	Saccharomyces cerevisiae	Aminotran_5	homomer cyclic	link
2bky	DNA/RNA-BINDING PROTEIN ALBA 1 DNA/RNA-BINDING PROTEIN ALBA 2	Saccharolobus solfataricus	-	homomer cyclic	link
2bl0	MAJOR PLASMODIAL MYOSIN HEAVY CHAIN MYOSIN REGULATORY LIGHT CHAIN	Physarum polycephalum	EF-hand_8 IQ	heteromer asymmetric	link
2bl2	V-TYPE SODIUM ATP SYNTHASE SUBUNIT K	Enterococcus hirae	ATP-synt_C	homomer cyclic	link
2blf	SULFITE:CYTOCHROME C OXIDOREDUCTASE SUBUNIT A SULFITE:CYTOCHROME C OXIDOREDUCTASE SUBUNIT B	Starkeya novella	Mo-co_dimer Oxidored_molyb	heteromer asymmetric	link
2bm5	PENTAPEPTIDE REPEAT FAMILY PROTEIN	Mycobacterium tuberculosis	Pentapeptide_4	homomer cyclic	link
2bm8	CEPHALOSPORIN HYDROXYLASE CMCI	Streptomyces clavuligerus	CmcI	homomer dihedral	link
2bma	GLUTAMATE DEHYDROGENASE (NADP+)	Plasmodium falciparum	ELFV_dehydrog ELFV_dehydrog_N	homomer dihedral	link
2bmo	OXYGENASE-ALPHA NBDO	Comamonas sp. JS765	Rieske Ring_hydroxyl_A	heteromer cyclic	link
2bmo	OXYGENASE-BETA NBDO	Comamonas sp. JS765	Ring_hydroxyl_B	heteromer cyclic	link
2bn3	INSULIN	Bos taurus	Insulin	heteromer cyclic	link
2bng	MB2760	Mycobacterium tuberculosis	LEH	homomer cyclic	link
2bnk	EARLY PROTEIN GP16.7	Bacillus virus phi29	Phi-29_GP16_7	homomer cyclic	link
2bnl	MODULATOR PROTEIN RSBR	Bacillus subtilis	Rsbr_N	homomer cyclic	link
2bnm	EPOXIDASE	Streptomyces wedmorensis	Cupin_2 HTH_3	homomer dihedral	link
2bnw	ORF OMEGA	Streptococcus pyogenes	Omega_Repress	homomer cyclic	link
2bo4	MANNOSYLGLYCERATE SYNTHASE	Rhodothermus marinus	-	homomer dihedral	link
2boy	3-CHLOROCATECHOL 1,2-DIOXYGENASE	Rhodococcus opacus	Dioxygenase_C Dioxygenase_N	homomer asymmetric	link
2bp1	AFLATOXIN B1 ALDEHYDE REDUCTASE MEMBER 2	Homo sapiens	Aldo_ket_red	homomer cyclic	link
2bp3	FILAMIN A PLATELET GLYCOPROTEIN IB ALPHA CHAIN	Homo sapiens	Filamin	monomer asymmetric	link
2brj	ARABIDOPSIS THALIANA GENOMIC DNA, CHROMOSOME 3,	Arabidopsis thaliana	Allene_ox_cyc	homomer cyclic	link
2brq	FILAMIN A INTEGRIN BETA-7 SUBUNIT	Homo sapiens	Filamin Integrin_b_cyt	homomer cyclic	link
2bs2	QUINOL-FUMARATE REDUCTASE FLAVOPROTEIN SUBUNIT A QUINOL-FUMARATE REDUCTASE IRON-SULFUR SUBUNIT B	Wolinella succinogenes	FAD_binding_2 Fer2_3 Fer4_8 Succ_DH_flav_C	heteromer cyclic	link
2bsf	SIGMA C CAPSID PROTEIN	Avian orthoreovirus	Reo_sigmaC	homomer cyclic	link
2bsq	TRAFFICKING PROTEIN A	Neisseria gonorrhoeae	-	heteromer cyclic	link
2bt9	LECTIN	Ralstonia solanacearum	Fungal_lectin	homomer cyclic	link
2bti	CARBON STORAGE REGULATOR HOMOLOG	Yersinia enterocolitica	CsrA	homomer cyclic	link
2bty	ACETYLGLUTAMATE KINASE	Thermotoga maritima	AA_kinase	homomer dihedral	link
2buf	ACETYLGLUTAMATE KINASE	Pseudomonas aeruginosa	-	homomer dihedral	link
2buf	ACETYLGLUTAMATE KINASE	Pseudomonas aeruginosa	AA_kinase	homomer dihedral	link
2bum	PROTOCATECHUATE 3,4-DIOXYGENASE ALPHA CHAIN PROTOCATECHUATE 3,4-DIOXYGENASE BETA CHAIN	Acinetobacter sp. ADP1	Dioxygenase_C PCDO_beta_N	heteromer tetrahedral	link
2bum	PROTOCATECHUATE 3,4-DIOXYGENASE BETA CHAIN	Acinetobacter sp. ADP1	Dioxygenase_C PCDO_beta_N	heteromer tetrahedral	link
2bw4	COPPER-CONTAINING NITRITE REDUCTASE	Achromobacter cycloclastes	Cu-oxidase Cu-oxidase_3	homomer cyclic	link
2bwn	5-AMINOLEVULINATE SYNTHASE	Rhodobacter capsulatus	Aminotran_1_2	homomer cyclic	link
2bx2	RIBONUCLEASE E	Escherichia coli	RNase_E_G S1	homomer dihedral	link
2bz1	GTP CYCLOHYDROLASE II	Escherichia coli	GTP_cyclohydro2	homomer cyclic	link
2bzr	PROPIONYL-COA CARBOXYLASE BETA CHAIN 5	Mycobacterium tuberculosis	Carboxyl_trans	homomer dihedral	link
2bzv	FIBER PROTEIN 2	Human mastadenovirus F	Adeno_knob	homomer cyclic	link
2c0a	KHG/KDPG ALDOLASE	Escherichia coli	Aldolase	homomer cyclic	link
2c0l	NONSPECIFIC LIPID-TRANSFER PROTEIN PEROXISOMAL TARGETING SIGNAL 1 RECEPTOR	Homo sapiens	SCP2 TPR_1 TPR_16	heteromer asymmetric	link
2c0z	NOVW	Streptomyces niveus	dTDP_sugar_isom	homomer cyclic	link
2c10	MEMBRANE COPPER AMINE OXIDASE	Homo sapiens	Cu_amine_oxid Cu_amine_oxidN2 Cu_amine_oxidN3	homomer cyclic	link
2c12	NITROALKANE OXIDASE	Fusarium oxysporum	Acyl-CoA_dh_1 Acyl-CoA_dh_N	homomer dihedral	link
2c1l	RESTRICTION ENDONUCLEASE	Bacillus firmus	PLDc_2	homomer cyclic	link
2c1n	14-3-3 PROTEIN ZETA/DELTA HISTONE H3 ACETYLPHOSPHOPEPTIDE	Homo sapiens	14-3-3	monomer asymmetric	link
2c1v	DI-HAEM CYTOCHROME C PEROXIDASE	Paracoccus pantotrophus	CCP_MauG Cytochrom_C	homomer cyclic	link
2c2a	SENSOR HISTIDINE KINASE	Thermotoga maritima	HATPase_c HisKA	homomer cyclic	link
2c2i	RV0130	Mycobacterium tuberculosis	MaoC_dehydratas	homomer cyclic	link
2c2j	DNA-BINDING STRESS RESPONSE PROTEIN	Deinococcus radiodurans	Ferritin	homomer tetrahedral	link
2c2u	DNA-BINDING STRESS RESPONSE PROTEIN	Deinococcus radiodurans	Ferritin	homomer tetrahedral	link
2c2v	STIP1 HOMOLOGY AND U BOX-CONTAINING PROTEIN 1	Mus musculus	U-box	heteromer cyclic	link
2c42	PYRUVATE-FERREDOXIN OXIDOREDUCTASE	Desulfovibrio africanus	EKR Fer4_16 PFOR_II POR POR_N TPP_enzyme_C	homomer cyclic	link
2c4m	GLYCOGEN PHOSPHORYLASE	Corynebacterium callunae	Phosphorylase	homomer cyclic	link
2c4n	PROTEIN NAGD	Escherichia coli	Hydrolase_6 Hydrolase_like	homomer dihedral	link
2c4w	3-DEHYDROQUINATE DEHYDRATASE	Helicobacter pylori	DHquinase_II	homomer cyclic	link
2c5q	RRAA-LIKE PROTEIN YER010C	Saccharomyces cerevisiae	RraA-like	homomer cyclic	link
2c7y	3-KETOACYL-COA THIOLASE 2	Arabidopsis thaliana	Thiolase_C Thiolase_N	homomer cyclic	link
2c92	6,7-DIMETHYL-8-RIBITYLLUMAZINE SYNTHASE	Mycobacterium tuberculosis	DMRL_synthase	homomer cyclic	link
2c9l	BZLF1 TRANS-ACTIVATOR PROTEIN	Human gammaherpesvirus 4	-	homomer cyclic	link
2car	INOSINE TRIPHOSPHATE PYROPHOSPHATASE	Homo sapiens	Ham1p_like	homomer cyclic	link
2cb1	O-ACETYL HOMOSERINE SULFHYDRYLASE	Thermus thermophilus	Cys_Met_Meta_PP	homomer dihedral	link
2cb2	SULFUR OXYGENASE REDUCTASE	Acidianus ambivalens	SOR	homomer octahedral	link
2cc3	PROTEIN VIRB8	Agrobacterium tumefaciens	VirB8	homomer cyclic	link
2cc6	VNG1446H	Halobacterium salinarum	Dodecin	homomer tetrahedral	link
2ccv	HELIX POMATIA AGGLUTININ	Helix pomatia	H_lectin	homomer dihedral	link
2cdc	GLUCOSE DEHYDROGENASE GLUCOSE 1-DEHYDROGENASE, DHG-1	Saccharolobus solfataricus	ADH_N Glu_dehyd_C	homomer dihedral	link
2cdu	NADPH OXIDASE	Lactobacillus sanfranciscensis	Pyr_redox_2 Pyr_redox_dim	homomer cyclic	link
2cfa	THYMIDYLATE SYNTHASE	Paramecium bursaria Chlorella virus 1	Thy1	heteromer cyclic	link
2cfb	GLUTAMATE-1-SEMIALDEHYDE 2,1-AMINOMUTASE	Synechococcus elongatus	Aminotran_3	homomer cyclic	link
2cfc	2-(R)-HYDROXYPROPYL-COM DEHYDROGENASE	Xanthobacter autotrophicus	adh_short_C2	homomer dihedral	link
2cfu	SDSA1	Pseudomonas aeruginosa	Alkyl_sulf_C Alkyl_sulf_dimr Lactamase_B	homomer cyclic	link
2ch7	METHYL-ACCEPTING CHEMOTAXIS PROTEIN	Thermotoga maritima	MCPsignal	homomer cyclic	link
2ch9	CYSTATIN F	Homo sapiens	Cystatin	homomer cyclic	link
2chc	PROTEIN RV3472	Mycobacterium tuberculosis	SnoaL_4	homomer cyclic	link
2cio	INHIBITOR OF CYSTEINE PEPTIDASE PAPAIN	Carica papaya Trypanosoma brucei	Inhibitor_I42 Peptidase_C1	monomer asymmetric	link
2cjg	L-LYSINE-EPSILON AMINOTRANSFERASE	Mycobacterium tuberculosis	Aminotran_3	homomer cyclic	link
2ckl	POLYCOMB GROUP RING FINGER PROTEIN 4 UBIQUITIN LIGASE PROTEIN RING2	Mus musculus	zf-C3HC4_2	heteromer asymmetric	link
2clb	DPS-LIKE PROTEIN	Saccharolobus solfataricus	Ferritin	homomer tetrahedral	link
2cme	HYPOTHETICAL PROTEIN 5	Severe acute respiratory syndrome-related coronavirus	SARS_lipid_bind	homomer cyclic	link
2cmg	SPERMIDINE SYNTHASE	Helicobacter pylori	Spermine_synt_N Spermine_synth	homomer cyclic	link
2co5	VIRAL PROTEIN F93	Sulfolobus turreted icosahedral virus 1	-	homomer cyclic	link
2co7	PUTATIVE FIMBRIAE ASSEMBLY CHAPERONE SAFA PILUS SUBUNIT	Salmonella enterica	PapD_C PapD_N Saf-Nte_pilin	heteromer asymmetric	link
2coi	BRANCHED CHAIN AMINOTRANSFERASE 1, CYTOSOLIC	Homo sapiens	Aminotran_4	homomer cyclic	link
2cov	BETA-1,3-XYLANASE	Alcaligenes sp. XY-234	AlcCBM31	homomer dihedral	link
2cpg	TRANSCRIPTIONAL REPRESSOR COPG	Streptococcus agalactiae	RHH_1	homomer cyclic	link
2cqz	177AA LONG HYPOTHETICAL PROTEIN	Pyrococcus horikoshii	HD_3	homomer dihedral	link
2cro	REGULATORY PROTEIN CRO	Escherichia virus Lambda	HTH_3	homomer cyclic	link
2cu5	CONSERVED HYPOTHETICAL PROTEIN TT1486	Thermus thermophilus	UPF0047	homomer cyclic	link
2cvo	PUTATIVE SEMIALDEHYDE DEHYDROGENASE	Oryza sativa	Semialdhyde_dh Semialdhyde_dhC	homomer dihedral	link
2cvz	3-HYDROXYISOBUTYRATE DEHYDROGENASE	Thermus thermophilus	NAD_binding_11 NAD_binding_2	homomer dihedral	link
2cw2	SUPEROXIDE DISMUTASE 1	Perkinsus marinus	Sod_Fe_C Sod_Fe_N	homomer cyclic	link
2cw3	IRON SUPEROXIDE DISMUTASE	Perkinsus marinus	Sod_Fe_C Sod_Fe_N	homomer cyclic	link
2cw6	HYDROXYMETHYLGLUTARYL-COA LYASE, MITOCHONDRIAL	Homo sapiens	HMGL-like	homomer cyclic	link
2cxk	CALMODULIN BINDING TRANSCRIPTION ACTIVATOR 1	Homo sapiens	TIG	homomer cyclic	link
2cxn	GLUCOSE-6-PHOSPHATE ISOMERASE	Mus musculus	PGI	homomer cyclic	link
2cye	PUTATIVE THIOESTERASE	Thermus thermophilus	4HBT	homomer cyclic	link
2cz8	TT0972 PROTEIN	Thermus thermophilus	Dodecin	homomer tetrahedral	link
2czd	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE	Pyrococcus horikoshii	OMPdecase	homomer cyclic	link
2czv	RIBONUCLEASE P PROTEIN COMPONENT 2 RIBONUCLEASE P PROTEIN COMPONENT 3	Pyrococcus horikoshii	RNase_P_Rpp14 RNase_P_p30	heteromer cyclic	link
2czv	RIBONUCLEASE P PROTEIN COMPONENT 2 RIBONUCLEASE P PROTEIN COMPONENT 3	Pyrococcus horikoshii	RNase_P_Rpp14	heteromer cyclic	link
2d00	V-TYPE ATP SYNTHASE SUBUNIT F	Thermus thermophilus	ATP-synt_F	homomer cyclic	link
2d0i	DEHYDROGENASE	Pyrococcus horikoshii	2-Hacid_dh_C	homomer cyclic	link
2d1c	ISOCITRATE DEHYDROGENASE	Thermus thermophilus	Iso_dh	homomer cyclic	link
2d1g	ACID PHOSPHATASE	Francisella tularensis	Phosphoesterase	homomer cyclic	link
2d1h	109AA LONG HYPOTHETICAL TRANSCRIPTIONAL REGULATOR	Sulfurisphaera tokodaii	TrmB	homomer cyclic	link
2d1p	HYPOTHETICAL UPF0116 PROTEIN YHEM HYPOTHETICAL UPF0163 PROTEIN YHEN	Escherichia coli	DrsE	heteromer cyclic	link
2d29	ACYL-COA DEHYDROGENASE	Thermus thermophilus	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
2d4e	5-CARBOXYMETHYL-2-HYDROXYMUCONATE SEMIALDEHYDE DEHYDROGENASE	Thermus thermophilus	Aldedh	homomer dihedral	link
2d4u	METHYL-ACCEPTING CHEMOTAXIS PROTEIN I	Escherichia coli	TarH	homomer cyclic	link
2d5m	FLAVOREDOXIN	Desulfovibrio vulgaris	Flavin_Reduct	homomer cyclic	link
2d69	RIBULOSE BISPHOSPHATE CARBOXYLASE	Pyrococcus horikoshii	RuBisCO_large RuBisCO_large_N	homomer dihedral	link
2d74	TRANSLATION INITIATION FACTOR 2 BETA SUBUNIT TRANSLATION INITIATION FACTOR 2 GAMMA SUBUNIT	Pyrococcus furiosus	GTP_EFTU GTP_EFTU_D2 eIF-5_eIF-2B eIF2_C	heteromer asymmetric	link
2d7v	HYPOTHETICAL PROTEIN VCA0330	Vibrio cholerae	OsmC	homomer cyclic	link
2d8d	PHOSPHO-2-DEHYDRO-3-DEOXYHEPTONATE ALDOLASE/CHORISMATE MUTASE	Thermus thermophilus	CM_2	homomer cyclic	link
2dbb	PUTATIVE HTH-TYPE TRANSCRIPTIONAL REGULATOR PH0061	Pyrococcus horikoshii	HTH_24	homomer cyclic	link
2dbs	HYPOTHETICAL PROTEIN TTHC002	Thermus thermophilus	-	homomer cyclic	link
2dc0	PROBABLE AMIDASE	Thermus thermophilus	Amidase	homomer cyclic	link
2dc1	L-ASPARTATE DEHYDROGENASE	Archaeoglobus fulgidus	DUF108 NAD_binding_3	homomer cyclic	link
2dc5	GLUTATHIONE S-TRANSFERASE, MU 7	Mus musculus	GST_C_3 GST_N	homomer cyclic	link
2ddh	ACYL-COA OXIDASE	Rattus norvegicus	ACOX Acyl-CoA_dh_M Acyl-CoA_ox_N	homomer cyclic	link
2ddm	PYRIDOXINE KINASE	Escherichia coli	Phos_pyr_kin	homomer cyclic	link
2ddz	190AA LONG HYPOTHETICAL PROTEIN	Pyrococcus horikoshii	DUF366	homomer dihedral	link
2de6	TERMINAL OXYGENASE COMPONENT OF CARBAZOLE	Janthinobacterium	Aromatic_hydrox Rieske	heteromer cyclic	link
2dg5	GAMMA-GLUTAMYLTRANSPEPTIDASE	Escherichia coli	G_glu_transpept	heteromer asymmetric	link
2dg6	PUTATIVE TRANSCRIPTIONAL REGULATOR	Streptomyces coelicolor	MerR_1	homomer cyclic	link
2dg7	PUTATIVE TRANSCRIPTIONAL REGULATOR	Streptomyces coelicolor	TetR_N	homomer cyclic	link
2dg8	PUTATIVE TETR-FAMILY TRANSCRIPTIONAL REGULATORY PROTEIN	Streptomyces coelicolor	TetR_N	homomer cyclic	link
2dgc	PROTEIN (GCN4)	Saccharomyces cerevisiae	bZIP_2	homomer cyclic	link
2dgm	GLUTAMATE DECARBOXYLASE BETA	Escherichia coli	Pyridoxal_deC	homomer dihedral	link
2di3	BACTERIAL REGULATORY PROTEINS, GNTR FAMILY	Corynebacterium glutamicum	FCD GntR	homomer cyclic	link
2dj6	HYPOTHETICAL PROTEIN PH0634	Pyrococcus horikoshii	PTPS	homomer cyclic	link
2djw	PROBABLE TRANSCRIPTIONAL REGULATOR, ASNC FAMILY	Thermus thermophilus	AsnC_trans_reg	homomer dihedral	link
2dko	CASPASE-3	Homo sapiens	Peptidase_C14	heteromer cyclic	link
2dlb	YOPT	Bacillus subtilis	Yopt	homomer cyclic	link
2dlc	TYROSYL-TRNA SYNTHETASE, CYTOPLASMIC	Saccharomyces cerevisiae	tRNA-synt_1b	homomer cyclic	link
2doq	CELL DIVISION CONTROL PROTEIN 31 SFI1P	Saccharomyces cerevisiae	Sfi1	heteromer asymmetric	link
2dou	PROBABLE N-SUCCINYLDIAMINOPIMELATE AMINOTRANSFERASE	Thermus thermophilus	Aminotran_1_2	homomer cyclic	link
2dp9	HYPOTHETICAL PROTEIN TTHA0113	Thermus thermophilus	ASCH	homomer cyclic	link
2dq0	SERYL-TRNA SYNTHETASE	Pyrococcus horikoshii	Seryl_tRNA_N tRNA-synt_2b	homomer cyclic	link
2dqb	DEOXYGUANOSINETRIPHOSPHATE TRIPHOSPHOHYDROLASE, PUTATIVE	Thermus thermophilus	HD HD_assoc	homomer dihedral	link
2dr1	386AA LONG HYPOTHETICAL SERINE AMINOTRANSFERASE	Pyrococcus horikoshii	Aminotran_5	homomer cyclic	link
2dre	WATER-SOLUBLE CHLOROPHYLL PROTEIN	Lepidium virginicum	Kunitz_legume	homomer dihedral	link
2ds2	SWEET PROTEIN MABINLIN-2 CHAIN A SWEET PROTEIN MABINLIN-2 CHAIN B	Capparis masaikai	Tryp_alpha_amyl	heteromer asymmetric	link
2ds5	ATP-DEPENDENT CLP PROTEASE ATP-BINDING SUBUNIT CLPX	Escherichia coli	zf-C4_ClpX	homomer cyclic	link
2dsk	CHITINASE	Pyrococcus furiosus	-	homomer cyclic	link
2dt4	HYPOTHETICAL PROTEIN PH0802	Pyrococcus horikoshii	DUF296	homomer cyclic	link
2dtj	ASPARTOKINASE	Corynebacterium glutamicum	ACT ACT_7	homomer cyclic	link
2dtx	GLUCOSE 1-DEHYDROGENASE RELATED PROTEIN	Thermoplasma acidophilum	adh_short_C2	homomer dihedral	link
2du3	O-PHOSPHOSERYL-TRNA SYNTHETASE	Archaeoglobus fulgidus	tRNA-synt_2d	homomer dihedral	link
2dv6	NITRITE REDUCTASE	Hyphomicrobium denitrificans	Cu-oxidase_3	homomer dihedral	link
2dvk	UPF0130 PROTEIN APE0816	Aeropyrum pernix	TYW3	homomer cyclic	link
2dvm	439AA LONG HYPOTHETICAL MALATE OXIDOREDUCTASE	Pyrococcus horikoshii	Malic_M malic	homomer cyclic	link
2dwc	433AA LONG HYPOTHETICAL PHOSPHORIBOSYLGLYCINAMIDE FORMYL TRANSFERASE	Pyrococcus horikoshii	ATP-grasp	homomer cyclic	link
2dxq	ACETYLTRANSFERASE	Agrobacterium fabrum	Acetyltransf_1	homomer cyclic	link
2dyu	FORMAMIDASE	Helicobacter pylori	CN_hydrolase	homomer dihedral	link
2e0n	PRECORRIN-2 C20-METHYLTRANSFERASE	Chlorobaculum tepidum	TP_methylase	homomer cyclic	link
2e0t	DUAL SPECIFICITY PHOSPHATASE 26	Homo sapiens	DSPc	homomer cyclic	link
2e11	HYDROLASE	Xanthomonas campestris	CN_hydrolase	homomer cyclic	link
2e18	NH(3)-DEPENDENT NAD(+) SYNTHETASE	Pyrococcus horikoshii	NAD_synthase	homomer cyclic	link
2e1m	L-GLUTAMATE OXIDASE	Streptomyces sp. X-119-6	Amino_oxidase	heteromer cyclic	link
2e1z	PROPIONATE KINASE	Salmonella enterica	Acetate_kinase	homomer cyclic	link
2e2a	PROTEIN (ENZYME IIA)	Lactococcus lactis	PTS_IIA	homomer cyclic	link
2e3d	UTP--GLUCOSE-1-PHOSPHATE URIDYLYLTRANSFERASE	Escherichia coli	NTP_transferase	homomer dihedral	link
2e52	TYPE II RESTRICTION ENZYME HINDIII	Haemophilus influenzae	RE_HindIII	homomer cyclic	link
2e54	ACETYLORNITHINE AMINOTRANSFERASE	Thermotoga maritima	Aminotran_3	homomer cyclic	link
2e5y	ATP SYNTHASE EPSILON CHAIN	Bacillus sp. PS3	ATP-synt_DE ATP-synt_DE_N	homomer cyclic	link
2e6x	HYPOTHETICAL PROTEIN TTHA1281	Thermus thermophilus	DUF3248	homomer cyclic	link
2e7j	SEP-TRNA:CYS-TRNA SYNTHASE	Archaeoglobus fulgidus	SepSecS	homomer cyclic	link
2e8v	GERANYLGERANYL PYROPHOSPHATE SYNTHETASE	Saccharomyces cerevisiae	polyprenyl_synt	homomer cyclic	link
2e9q	11S GLOBULIN SUBUNIT BETA	Cucurbita maxima	Cupin_1	homomer cyclic	link
2e9x	DNA REPLICATION COMPLEX GINS PROTEIN PSF2 GINS COMPLEX SUBUNIT 3	Homo sapiens	Sld5	heteromer asymmetric	link
2e9x	DNA REPLICATION COMPLEX GINS PROTEIN PSF2 GINS COMPLEX SUBUNIT 4	Homo sapiens	SLD5_C Sld5	heteromer asymmetric	link
2eb0	MANGANESE-DEPENDENT INORGANIC PYROPHOSPHATASE	Methanocaldococcus jannaschii	DHH DHHA2	homomer cyclic	link
2ebj	PYRROLIDONE CARBOXYL PEPTIDASE	Thermus thermophilus	Peptidase_C15	homomer dihedral	link
2ebo	EBOLA VIRUS ENVELOPE GLYCOPROTEIN	Zaire ebolavirus	-	homomer cyclic	link
2ecu	FLAVIN REDUCTASE (HPAC) OF 4-HYDROXYPHENYLACETATE 3-MONOOXYGNEASE	Thermus thermophilus	Flavin_Reduct	homomer cyclic	link
2ed6	25KDA STRUCTURAL PROTEIN VP25	White spot syndrome virus	WSS_VP	homomer cyclic	link
2edm	22KDA STRUCTURAL PROTEIN VP22	White spot syndrome virus	WSS_VP	homomer cyclic	link
2ef7	HYPOTHETICAL PROTEIN ST2348	Sulfurisphaera tokodaii	CBS	homomer dihedral	link
2efj	3,7-DIMETHYLXANTHINE METHYLTRANSFERASE	Coffea canephora	Methyltransf_7	homomer cyclic	link
2egg	SHIKIMATE 5-DEHYDROGENASE	Geobacillus kaustophilus	Shikimate_DH Shikimate_dh_N	homomer cyclic	link
2egv	UPF0088 PROTEIN AQ_165	Aquifex aeolicus	Methyltrans_RNA	homomer cyclic	link
2eh3	TRANSCRIPTIONAL REGULATOR	Aquifex aeolicus	TetR_N	homomer cyclic	link
2ehd	OXIDOREDUCTASE, SHORT-CHAIN DEHYDROGENASE/REDUCTASE FAMILY	Thermus thermophilus	adh_short	homomer cyclic	link
2eho	DNA REPLICATION COMPLEX GINS PROTEIN PSF1 GINS COMPLEX SUBUNIT 3	Homo sapiens	Sld5	heteromer asymmetric	link
2eho	DNA REPLICATION COMPLEX GINS PROTEIN PSF2 GINS COMPLEX SUBUNIT 4	Homo sapiens	SLD5_C Sld5	heteromer asymmetric	link
2eis	HYPOTHETICAL PROTEIN TTHB207	Thermus thermophilus	4HBT	homomer dihedral	link
2eiy	BRANCHED-CHAIN AMINO ACID AMINOTRANSFERASE	Thermus thermophilus	Aminotran_4	homomer dihedral	link
2ejw	HOMOSERINE DEHYDROGENASE	Thermus thermophilus	Homoserine_dh NAD_binding_3	homomer cyclic	link
2ek0	STAGE V SPORULATION PROTEIN S (SPOVS) RELATED PROTEIN	Thermus thermophilus	SpoVS	homomer cyclic	link
2ek5	PREDICTED TRANSCRIPTIONAL REGULATORS	Corynebacterium glutamicum	GntR	homomer cyclic	link
2ekp	2-DEOXY-D-GLUCONATE 3-DEHYDROGENASE	Thermus thermophilus	adh_short_C2	homomer dihedral	link
2elc	ANTHRANILATE PHOSPHORIBOSYLTRANSFERASE	Thermus thermophilus	Glycos_trans_3N Glycos_transf_3	homomer cyclic	link
2ems	LEUKOSIALIN RADIXIN	Mus musculus	FERM_C FERM_M FERM_N	monomer asymmetric	link
2eo5	419AA LONG HYPOTHETICAL AMINOTRANSFERASE	Sulfurisphaera tokodaii	Aminotran_3	homomer dihedral	link
2epi	UPF0045 PROTEIN MJ1052	Methanocaldococcus jannaschii	Thiamine_BP	homomer dihedral	link
2epj	GLUTAMATE-1-SEMIALDEHYDE 2,1-AMINOMUTASE	Aeropyrum pernix	Aminotran_3	homomer cyclic	link
2epl	N-ACETYL-BETA-D-GLUCOSAMINIDASE	Streptococcus gordonii	Glyco_hydro_20	homomer cyclic	link
2eq7	2-OXOGLUTARATE DEHYDROGENASE E3 COMPONENT	Thermus thermophilus	Pyr_redox_2 Pyr_redox_dim	heteromer asymmetric	link
2eq8	PYRUVATE DEHYDROGENASE COMPLEX, DIHYDROLIPOAMIDE DEHYDROGENASE E3 COMPONENT	Thermus thermophilus	Pyr_redox_2 Pyr_redox_dim	heteromer asymmetric	link
2eqb	RAB GUANINE NUCLEOTIDE EXCHANGE FACTOR SEC2	Saccharomyces cerevisiae	Sec2p	heteromer asymmetric	link
2es4	LIPASE LIPASE CHAPERONE	Burkholderia glumae	Abhydrolase_1 Lipase_chap	heteromer asymmetric	link
2esn	PROBABLE TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	HTH_1 LysR_substrate	homomer cyclic	link
2ess	ACYL-ACP THIOESTERASE	Bacteroides thetaiotaomicron	Acyl-ACP_TE	homomer cyclic	link
2ev1	HYPOTHETICAL PROTEIN RV1264/MT1302	Mycobacterium tuberculosis	Ad_Cy_reg	homomer cyclic	link
2evr	COG0791: CELL WALL-ASSOCIATED HYDROLASES (INVASION-ASSOCIATED PROTEINS)	Nostoc punctiforme	NLPC_P60	homomer cyclic	link
2ew2	2-DEHYDROPANTOATE 2-REDUCTASE, PUTATIVE	Enterococcus faecalis	ApbA ApbA_C	homomer cyclic	link
2ewc	CONSERVED HYPOTHETICAL PROTEIN	Streptococcus pyogenes	-	homomer asymmetric	link
2ey4	PROBABLE TRNA PSEUDOURIDINE SYNTHASE B RIBOSOME BIOGENESIS PROTEIN NOP10	Pyrococcus furiosus	DKCLD Nop10p PUA TruB_C_2 TruB_N	heteromer asymmetric	link
2f01	STREPTAVIDIN	Streptomyces avidinii	Avidin	homomer dihedral	link
2f06	CONSERVED HYPOTHETICAL PROTEIN	Bacteroides thetaiotaomicron	-	homomer dihedral	link
2f0c	PHAGE TP901-1 ORF49 (BPP)	Lactococcus phage TP901-1	Caudo_bapla_RBP	homomer cyclic	link
2f1f	ACETOLACTATE SYNTHASE ISOZYME III SMALL SUBUNIT	Escherichia coli	ACT_5 ALS_ss_C	homomer cyclic	link
2f1k	PREPHENATE DEHYDROGENASE	Synechocystis sp. PCC 6803	PDH	homomer cyclic	link
2f1l	16S RRNA PROCESSING PROTEIN	Pseudomonas aeruginosa	PRC RimM	homomer cyclic	link
2f22	BH3987	Bacillus halodurans	DinB	homomer cyclic	link
2f2b	AQUAPORIN AQPM	Methanothermobacter marburgensis	MIP	homomer cyclic	link
2f2f	CYTOLETHAL DISTENDING TOXIN A CYTOLETHAL DISTENDING TOXIN B	Aggregatibacter actinomycetemcomitans	CDtoxinA Exo_endo_phos	heteromer asymmetric	link
2f2f	CYTOLETHAL DISTENDING TOXIN A CYTOLETHAL DISTENDING TOXIN C	Aggregatibacter actinomycetemcomitans	CDtoxinA	heteromer asymmetric	link
2f3z	CALMODULIN VOLTAGE-DEPENDENT L-TYPE CALCIUM CHANNEL ALPHA-1C SUBUNIT	Homo sapiens	EF-hand_7	monomer asymmetric	link
2f42	STIP1 HOMOLOGY AND U-BOX CONTAINING PROTEIN 1	Danio rerio	U-box	homomer cyclic	link
2f48	DIPHOSPHATE--FRUCTOSE-6-PHOSPHATE 1-PHOSPHOTRANSFERASE	Borreliella burgdorferi	PFK	homomer cyclic	link
2f49	MITOGEN-ACTIVATED PROTEIN KINASE FUS3 STE5 PEPTIDE	Saccharomyces cerevisiae	Pkinase Ste5	monomer asymmetric	link
2f4n	HYPOTHETICAL PROTEIN MJ1651	Methanocaldococcus jannaschii	SAM_adeno_trans	homomer cyclic	link
2f4p	HYPOTHETICAL PROTEIN TM1010	Thermotoga maritima	Cupin_2	homomer cyclic	link
2f5g	TRANSPOSASE, PUTATIVE	Saccharolobus solfataricus	Y1_Tnp	homomer cyclic	link
2f5k	MORF-RELATED GENE 15 ISOFORM 1	Homo sapiens	Tudor-knot	homomer cyclic	link
2f5t	ARCHAEAL TRANSCRIPTIONAL REGULATOR TRMB	Thermococcus litoralis	Regulator_TrmB	homomer cyclic	link
2f6k	METAL-DEPENDENT HYDROLASE	Lactobacillus plantarum	Amidohydro_2	homomer dihedral	link
2f8j	HISTIDINOL-PHOSPHATE AMINOTRANSFERASE	Thermotoga maritima	Aminotran_1_2	homomer cyclic	link
2f9h	PTS SYSTEM, IIA COMPONENT	Enterococcus faecalis	PTSIIA_gutA	homomer cyclic	link
2f9i	ACETYL-COENZYME A CARBOXYLASE CARBOXYL TRANSFERASE SUBUNIT ALPHA ACETYL-COENZYME A CARBOXYLASE CARBOXYL TRANSFERASE SUBUNIT BETA	Staphylococcus aureus	ACCA Carboxyl_trans	heteromer cyclic	link
2fa5	TRANSCRIPTIONAL REGULATOR MARR/EMRR FAMILY	Xanthomonas campestris	MarR_2	homomer cyclic	link
2fb0	CONSERVED HYPOTHETICAL PROTEIN	Bacteroides thetaiotaomicron	ABM	homomer cyclic	link
2fb5	HYPOTHETICAL MEMBRANE SPANNING PROTEIN	Bacillus cereus	DisA_N YojJ	homomer cyclic	link
2fb9	D-ALANINE:D-ALANINE LIGASE	Thermus caldophilus	Dala_Dala_lig_C Dala_Dala_lig_N	homomer cyclic	link
2fbh	TRANSCRIPTIONAL REGULATOR PA3341	Pseudomonas aeruginosa	MarR_2	homomer cyclic	link
2fbi	PROBABLE TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	MarR	homomer cyclic	link
2fbl	HYPOTHETICAL PROTEIN NE1496	Nitrosomonas europaea	CYTH	homomer cyclic	link
2fbq	PROBABLE TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	TetR_N	homomer cyclic	link
2fco	RECOMBINATION PROTEIN U (PENICILLIN-BINDING PROTEIN RELATED FACTOR A)	Geobacillus kaustophilus	RecU	homomer cyclic	link
2fd5	TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	TetR_N	homomer cyclic	link
2fdo	HYPOTHETICAL PROTEIN AF2331	Archaeoglobus fulgidus	AF2331-like	homomer cyclic	link
2fe7	PROBABLE N-ACETYLTRANSFERASE	Pseudomonas aeruginosa	Acetyltransf_1	homomer cyclic	link
2fel	3-CARBOXY-CIS,CIS-MUCONATE LACTONIZING ENZYME	Agrobacterium tumefaciens	Lyase_1	homomer dihedral	link
2ff3	ACTIN, ALPHA SKELETAL MUSCLE GELSOLIN	Homo sapiens Oryctolagus cuniculus	Actin Gelsolin	heteromer asymmetric	link
2ffc	OROTIDINE 5-MONOPHOSPHATE DECARBOXYLASE	Plasmodium vivax	OMPdecase	homomer cyclic	link
2fff	PENICILLIN-BINDING PROTEIN 1B	Streptococcus pneumoniae	Transpeptidase	monomer asymmetric	link
2ffs	HYPOTHETICAL PROTEIN PA1206	Pseudomonas aeruginosa	DUF1857	homomer cyclic	link
2fg9	5-NITROIMIDAZOLE ANTIBIOTIC RESISTANCE PROTEIN	Bacteroides thetaiotaomicron	Pyridox_ox_2	homomer dihedral	link
2fgq	OUTER MEMBRANE PORIN PROTEIN 32	Delftia acidovorans	Porin_4	homomer cyclic	link
2fgy	CARBOXYSOME SHELL POLYPEPTIDE	Halothiobacillus neapolitanus	CsoSCA	homomer cyclic	link
2fh5	SIGNAL RECOGNITION PARTICLE RECEPTOR ALPHA SUBUNIT SIGNAL RECOGNITION PARTICLE RECEPTOR BETA SUBUNIT	Homo sapiens Mus musculus	SRP-alpha_N SRPRB	heteromer asymmetric	link
2fhl	AVIDIN-RELATED PROTEIN 4/5	Gallus gallus	Avidin	homomer dihedral	link
2fhq	PUTATIVE GENERAL STRESS PROTEIN	Bacteroides thetaiotaomicron	Pyrid_ox_like	homomer cyclic	link
2fip	LATE GENES ACTIVATOR	Bacillus virus phi29	Phi-29_GP4	homomer cyclic	link
2fjc	ANTIGEN TPF1	Treponema pallidum	Ferritin	homomer tetrahedral	link
2fk5	FUCULOSE-1-PHOSPHATE ALDOLASE	Thermus thermophilus	Aldolase_II	homomer cyclic	link
2fkd	REPRESSOR PROTEIN CI	Escherichia virus 186	Phage_CI_C	homomer dihedral	link
2fkk	BASEPLATE STRUCTURAL PROTEIN GP10	Escherichia virus T4	-	homomer cyclic	link
2fl4	SPERMINE/SPERMIDINE ACETYLTRANSFERASE	Enterococcus faecalis	Acetyltransf_1	homomer cyclic	link
2fld	DNA ENDONUCLEASE I-MSOI	Monomastix sp. OKE-1	LAGLIDADG_1	homomer cyclic	link
2fm1	L-ALLO-THREONINE ALDOLASE	Thermotoga maritima	Beta_elim_lyase	homomer dihedral	link
2fm8	SURFACE PRESENTATION OF ANTIGENS PROTEIN SPAK	Salmonella enterica	Invas_SpaK	heteromer asymmetric	link
2fn0	SALICYLATE SYNTHETASE, IRP9	Yersinia enterocolitica	Chorismate_bind	homomer cyclic	link
2fom	POLYPROTEIN	Dengue virus	Flavi_NS2B Peptidase_S7	heteromer asymmetric	link
2fon	PEROXISOMAL ACYL-COA OXIDASE 1A	Solanum lycopersicum	ACOX Acyl-CoA_dh_M Acyl-CoA_ox_N	homomer cyclic	link
2fp1	CHORISMATE MUTASE	Mycobacterium tuberculosis	CM_2	homomer cyclic	link
2fp4	SUCCINYL-COA LIGASE [GDP-FORMING] ALPHA-CHAIN, MITOCHONDRIAL SUCCINYL-COA LIGASE [GDP-FORMING] BETA-CHAIN, MITOCHONDRIAL	Sus scrofa	ATP-grasp_2 CoA_binding Ligase_CoA	heteromer asymmetric	link
2fp7	GENOME POLYPROTEIN	West Nile virus	Flavi_NS2B Peptidase_S7	heteromer asymmetric	link
2fpf	C-JUN-AMINO-TERMINAL KINASE INTERACTING PROTEIN 1	Rattus norvegicus	SH3_9	homomer dihedral	link
2fq4	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Bacillus cereus	TetR_C_11 TetR_N	homomer cyclic	link
2fr5	CYTIDINE DEAMINASE	Mus musculus	dCMP_cyt_deam_1	homomer dihedral	link
2fre	NAD(P)H-FLAVIN OXIDOREDUCTASE	Agrobacterium fabrum	Nitroreductase	homomer cyclic	link
2frh	STAPHYLOCOCCAL ACCESSORY REGULATOR A	Staphylococcus aureus	-	homomer cyclic	link
2fs2	PHENYLACETIC ACID DEGRADATION PROTEIN PAAI	Escherichia coli	4HBT	homomer dihedral	link
2fsa	BROMODOMAIN PHD FINGER TRANSCRIPTION FACTOR HISTONE H3(1-15)K4ME2 PEPTIDE	Homo sapiens	Bromodomain PHD	monomer asymmetric	link
2fsd	PUTATIVE BASEPLATE PROTEIN	unidentified phage	Caudo_bapla_RBP	homomer cyclic	link
2fsf	PREPROTEIN TRANSLOCASE SECA SUBUNIT	Escherichia coli	SecA_DEAD SecA_PP_bind SecA_SW	homomer cyclic	link
2ftz	GERANYLTRANSTRANSFERASE	Thermotoga maritima	polyprenyl_synt	homomer cyclic	link
2fue	PHOSPHOMANNOMUTASE 1	Homo sapiens	PMM	homomer cyclic	link
2fuj	CONSERVED HYPOTHETICAL PROTEIN	Xanthomonas campestris	4HBT_2	homomer dihedral	link
2fuk	XC6422 PROTEIN	Xanthomonas campestris	Hydrolase_4	homomer cyclic	link
2fur	HYPOTHETICAL PROTEIN	Thermoplasma acidophilum	Pyridox_ox_2	homomer cyclic	link
2fuv	PHOSPHOGLUCOMUTASE	Salmonella enterica	PGM_PMM_I PGM_PMM_II PGM_PMM_III PGM_PMM_IV	homomer cyclic	link
2fwm	2,3-DIHYDRO-2,3-DIHYDROXYBENZOATE DEHYDROGENASE	Escherichia coli	adh_short_C2	homomer dihedral	link
2fwv	HYPOTHETICAL PROTEIN MTUBF_01000852	Mycobacterium tuberculosis	DUF1794	homomer cyclic	link
2fxo	MYOSIN HEAVY CHAIN, CARDIAC MUSCLE BETA ISOFORM	Homo sapiens	Myosin_tail_1	homomer asymmetric	link
2fyf	PHOSPHOSERINE AMINOTRANSFERASE	Mycobacterium tuberculosis	Aminotran_5	homomer cyclic	link
2fyz	FUSION GLYCOPROTEIN F0	Mumps rubulavirus	Fusion_gly	heteromer cyclic	link
2g18	PHYCOCYANOBILIN:FERREDOXIN OXIDOREDUCTASE	Anabaena sp.	Fe_bilin_red	homomer asymmetric	link
2g36	TRYPTOPHANYL-TRNA SYNTHETASE	Thermotoga maritima	tRNA-synt_1b	homomer cyclic	link
2g3m	ALPHA-GLUCOSIDASE	Saccharolobus solfataricus	Gal_mutarotas_2 Glyco_hydro_31	homomer dihedral	link
2g40	CONSERVED HYPOTHETICAL PROTEIN	Deinococcus radiodurans	LUD_dom	homomer cyclic	link
2g50	PYRUVATE KINASE ISOZYMES M1/M2	Oryctolagus cuniculus	PK PK_C	homomer dihedral	link
2g64	PUTATIVE 6-PYRUVOYL TETRAHYDROBIOPTERIN SYNTHASE	Caenorhabditis elegans	PTPS	homomer dihedral	link
2g6v	RIBOFLAVIN BIOSYNTHESIS PROTEIN RIBD	Escherichia coli	RibD_C dCMP_cyt_deam_1	homomer cyclic	link
2g7g	RHA04620, PUTATIVE TRANSCRIPTIONAL REGULATOR	Rhodococcus jostii	TetR_C	homomer cyclic	link
2g7o	PROTEIN TRAM	Escherichia coli	Tra_M	homomer cyclic	link
2g8l	287AA LONG HYPOTHETICAL PROTEIN	Pyrococcus horikoshii	DUF89	homomer cyclic	link
2g9t	ORF1A POLYPROTEIN	Severe acute respiratory syndrome-related coronavirus	NSP10	homomer tetrahedral	link
2g9w	CONSERVED HYPOTHETICAL PROTEIN	Mycobacterium tuberculosis	Penicillinase_R	homomer cyclic	link
2ga1	PROTEIN OF UNKNOWN FUNCTION DUF433	Trichormus variabilis	DUF433	homomer cyclic	link
2gau	TRANSCRIPTIONAL REGULATOR, CRP/FNR FAMILY	Porphyromonas gingivalis	HTH_Crp_2 cNMP_binding	homomer cyclic	link
2gb7	R.ECL18KI	Enterobacter cloacae	EcoRII-C	homomer cyclic	link
2gdz	NAD+-DEPENDENT 15-HYDROXYPROSTAGLANDIN DEHYDROGENASE	Homo sapiens	adh_short	homomer cyclic	link
2ge3	PROBABLE ACETYLTRANSFERASE	Agrobacterium tumefaciens	Acetyltransf_1	homomer cyclic	link
2ge7	NUCLEOCAPSID PROTEIN	Avian coronavirus	Corona_nucleoca	homomer cyclic	link
2ged	SIGNAL RECOGNITION PARTICLE RECEPTOR BETA SUBUNIT	Saccharomyces cerevisiae	SRPRB	homomer cyclic	link
2gen	PROBABLE TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	TetR_N	homomer cyclic	link
2gey	ACLR PROTEIN	Streptomyces galilaeus	SnoaL	homomer cyclic	link
2gfn	HTH-TYPE TRANSCRIPTIONAL REGULATOR PKSA RELATED PROTEIN	Rhodococcus jostii	TetR_C_6 TetR_N	homomer cyclic	link
2gh0	ARTEMIN	Homo sapiens	TGF_beta	heteromer cyclic	link
2gh1	METHYLTRANSFERASE	Bacillus cereus	Methyltransf_31	homomer cyclic	link
2ghj	50S RIBOSOMAL PROTEIN L20	Aquifex aeolicus	Ribosomal_L20	homomer cyclic	link
2gia	MITOCHONDRIAL RNA-BINDING PROTEIN 1 MITOCHONDRIAL RNA-BINDING PROTEIN 2	Trypanosoma brucei	MRP	heteromer cyclic	link
2gib	NUCLEOCAPSID PROTEIN	Severe acute respiratory syndrome-related coronavirus	Corona_nucleoca	homomer cyclic	link
2gk3	PUTATIVE CYTOPLASMIC PROTEIN	Salmonella enterica	GATase1_like	homomer dihedral	link
2gkw	TNF RECEPTOR-ASSOCIATED FACTOR 3	Homo sapiens	-	homomer cyclic	link
2gl5	PUTATIVE DEHYDRATASE PROTEIN	Salmonella enterica	MR_MLE_C MR_MLE_N	homomer dihedral	link
2gl7	B-CELL LYMPHOMA 9 PROTEIN BETA-CATENIN	Homo sapiens	Arm BCL9	heteromer asymmetric	link
2glf	PROBABLE M18-FAMILY AMINOPEPTIDASE 1	Thermotoga maritima	Peptidase_M18	homomer tetrahedral	link
2gmq	HYPOTHETICAL PROTEIN EF0006	Enterococcus faecalis	PrgU	homomer dihedral	link
2gmy	HYPOTHETICAL PROTEIN ATU0492	Agrobacterium fabrum	CMD	homomer dihedral	link
2gnu	REACTION CENTER PROTEIN L CHAIN REACTION CENTER PROTEIN M CHAIN	Rhodobacter sphaeroides	Photo_RC	heteromer asymmetric	link
2go8	HYPOTHETICAL PROTEIN YQJZ	Bacillus subtilis	ABM	homomer cyclic	link
2gom	FIBRINOGEN-BINDING PROTEIN	Staphylococcus aureus	efb-c	homomer cyclic	link
2gpe	BIFUNCTIONAL PROTEIN PUTA	Escherichia coli	-	homomer cyclic	link
2gpo	ESTROGEN-RELATED RECEPTOR GAMMA	Homo sapiens	Hormone_recep	homomer cyclic	link
2gpp	ESTROGEN-RELATED RECEPTOR GAMMA NUCLEAR RECEPTOR-INTERACTING PROTEIN 1	Homo sapiens	-	homomer cyclic	link
2gpv	ESTROGEN-RELATED RECEPTOR GAMMA	Homo sapiens	Hormone_recep	homomer asymmetric	link
2gq1	FRUCTOSE-1,6-BISPHOSPHATASE	Escherichia coli	FBPase	homomer dihedral	link
2gr7	ADHESIN	Haemophilus influenzae	YadA_anchor	homomer cyclic	link
2gr8	ADHESIN	Haemophilus influenzae	YadA_anchor	homomer cyclic	link
2gs4	PROTEIN YCIF	Escherichia coli	DUF892	homomer cyclic	link
2gs9	HYPOTHETICAL PROTEIN TT1324	Thermus thermophilus	Methyltransf_11	homomer cyclic	link
2gsm	CYTOCHROME C OXIDASE SUBUNIT 1 CYTOCHROME C OXIDASE SUBUNIT 2	Rhodobacter sphaeroides	COX1 COX2 COX2_TM	heteromer asymmetric	link
2gsv	HYPOTHETICAL PROTEIN YVFG	Bacillus subtilis	YvfG	homomer cyclic	link
2gti	REPLICASE POLYPROTEIN 1AB	Murine coronavirus	NSP11	homomer dihedral	link
2gtr	CHROMODOMAIN Y-LIKE PROTEIN	Homo sapiens	ECH_1	homomer cyclic	link
2gu8	CAMP-DEPENDENT PROTEIN KINASE, ALPHA-CATALYTIC SUBUNIT INHIBITOR OF CAMP-DEPENDENT PROTEIN KINASE	Homo sapiens	PKI Pkinase	heteromer asymmetric	link
2guk	HYPOTHETICAL PROTEIN PG1857	Porphyromonas gingivalis	DUF2023	homomer dihedral	link
2gum	GLYCOPROTEIN B	Human alphaherpesvirus 1	Glycoprot_B_PH1 Glycoprot_B_PH2 Glycoprotein_B	homomer cyclic	link
2guz	MITOCHONDRIAL IMPORT INNER MEMBRANE TRANSLOCASE SUBUNIT TIM14 MITOCHONDRIAL IMPORT INNER MEMBRANE TRANSLOCASE SUBUNIT TIM16	Saccharomyces cerevisiae	Pam16	heteromer asymmetric	link
2gv8	MONOOXYGENASE	Schizosaccharomyces pombe	FMO-like NAD_binding_8	homomer cyclic	link
2gvf	POLYPROTEIN	Hepacivirus C	HCV_NS4a Peptidase_S29	heteromer asymmetric	link
2gw4	KAEDE	Trachyphyllia geoffroyi	GFP	heteromer dihedral	link
2gxq	HEAT RESISTANT RNA DEPENDENT ATPASE	Thermus thermophilus	DEAD	homomer cyclic	link
2gz6	N-ACETYL-D-GLUCOSAMINE 2-EPIMERASE	Anabaena sp. CH1	GlcNAc_2-epim	homomer cyclic	link
2gza	TYPE IV SECRETION SYSTEM PROTEIN VIRB11	Brucella suis	T2SSE	homomer cyclic	link
2h0e	TRANSTHYRETIN-LIKE PROTEIN PUCM	Bacillus subtilis	Transthyretin	homomer dihedral	link
2h12	CITRATE SYNTHASE	Acetobacter aceti	Citrate_synt	homomer dihedral	link
2h1c	TRAFFICKING PROTEIN A TRAFFICKING PROTEIN B	Neisseria gonorrhoeae	PIN	homomer cyclic	link
2h1e	CHROMO DOMAIN PROTEIN 1	Saccharomyces cerevisiae	Chromo	homomer cyclic	link
2h1o	TRAFFICKING PROTEIN B	Neisseria gonorrhoeae	PIN	heteromer cyclic	link
2h3n	IG LAMBDA-5	Homo sapiens	C1-set	heteromer asymmetric	link
2h4p	HETEROCHROMATIN-ASSOCIATED PROTEIN MENT	Gallus gallus	Serpin	heteromer asymmetric	link
2h4q	HETEROCHROMATIN-ASSOCIATED PROTEIN MENT	Gallus gallus	Serpin	heteromer asymmetric	link
2h5n	HYPOTHETICAL PROTEIN PG_1108	Porphyromonas gingivalis	-	homomer cyclic	link
2h5n	HYPOTHETICAL PROTEIN PG_1108	Porphyromonas gingivalis	TerB	homomer cyclic	link
2h62	BONE MORPHOGENETIC PROTEIN 2	Homo sapiens	TGF_beta	heteromer asymmetric	link
2h6f	FARNESYLATED PEPTIDE PROTEIN FARNESYLTRANSFERASE BETA SUBUNIT	Homo sapiens	Prenyltrans	heteromer asymmetric	link
2h6f	PROTEIN FARNESYLTRANSFERASE BETA SUBUNIT PROTEIN FARNESYLTRANSFERASE/GERANYLGERANYLTRANSFERASE TYPE I ALPHA SUBUNIT	Homo sapiens	PPTA Prenyltrans	heteromer asymmetric	link
2h6r	TRIOSEPHOSPHATE ISOMERASE	Methanocaldococcus jannaschii	TIM	homomer dihedral	link
2h84	STEELY1	Dictyostelium discoideum	Chal_sti_synt_C Chal_sti_synt_N	homomer cyclic	link
2h8g	5'-METHYLTHIOADENOSINE NUCLEOSIDASE	Arabidopsis thaliana	PNP_UDP_1	homomer cyclic	link
2h8o	GERANYLTRANSTRANSFERASE	Agrobacterium fabrum	polyprenyl_synt	homomer cyclic	link
2h8p	KCSA CHANNEL	Streptomyces lividans	-	heteromer cyclic	link
2h8p	KCSA CHANNEL	Streptomyces lividans	Ion_trans_2	heteromer cyclic	link
2h9d	SALICYLATE BIOSYNTHESIS PROTEIN PCHB	Pseudomonas aeruginosa	CM_2	homomer cyclic	link
2h9u	DNA/RNA-BINDING PROTEIN ALBA 2	Aeropyrum pernix	Alba	homomer cyclic	link
2ha8	TAR (HIV-1) RNA LOOP BINDING PROTEIN	Homo sapiens	SpoU_methylase	homomer cyclic	link
2ha9	UPF0210 PROTEIN SP0239	Streptococcus pneumoniae	DUF711	homomer cyclic	link
2hah	PROTEASE	Feline immunodeficiency virus	RVP	homomer cyclic	link
2hbv	2-AMINO-3-CARBOXYMUCONATE 6-SEMIALDEHYDE DECARBOXYLASE	Pseudomonas fluorescens	Amidohydro_2	homomer cyclic	link
2hc9	LEUCINE AMINOPEPTIDASE 1	Caenorhabditis elegans	Peptidase_M17	homomer dihedral	link
2hcj	PROTEIN CHAIN ELONGATION FACTOR EF-TU	Escherichia coli	GTP_EFTU GTP_EFTU_D2 GTP_EFTU_D3	heteromer asymmetric	link
2hcm	DUAL SPECIFICITY PROTEIN PHOSPHATASE	Mus musculus	DSPc	homomer cyclic	link
2hdh	L-3-HYDROXYACYL COA DEHYDROGENASE	Homo sapiens	3HCDH 3HCDH_N	homomer cyclic	link
2hek	HYPOTHETICAL PROTEIN	Aquifex aeolicus	HD	homomer dihedral	link
2hew	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 4	Mus musculus	-	homomer cyclic	link
2hf9	PROBABLE HYDROGENASE NICKEL INCORPORATION PROTEIN HYPB	Methanocaldococcus jannaschii	cobW	homomer cyclic	link
2hg4	6-DEOXYERYTHRONOLIDE B SYNTHASE	Saccharopolyspora erythraea	Acyl_transf_1 Docking KAsynt_C_assoc Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
2hgs	PROTEIN (GLUTATHIONE SYNTHETASE)	Homo sapiens	GSH_synth_ATP	homomer cyclic	link
2hh7	HYPOTHETICAL PROTEIN CSOR	Mycobacterium tuberculosis	Trns_repr_metal	homomer cyclic	link
2hhz	PYRIDOXAMINE 5'-PHOSPHATE OXIDASE-RELATED	Streptococcus suis	Putative_PNPOx	homomer cyclic	link
2hig	6-PHOSPHO-1-FRUCTOKINASE	Trypanosoma brucei	PFK	homomer dihedral	link
2hj1	HYPOTHETICAL PROTEIN	Haemophilus influenzae	Ub-RnfH	homomer cyclic	link
2hjm	HYPOTHETICAL PROTEIN PF1176	Pyrococcus furiosus	-	homomer cyclic	link
2hjm	HYPOTHETICAL PROTEIN PF1176	Pyrococcus furiosus	DUF3216	homomer cyclic	link
2hjp	PHOSPHONOPYRUVATE HYDROLASE	Variovorax sp. Pal2	PEP_mutase	homomer dihedral	link
2hjr	MALATE DEHYDROGENASE	Cryptosporidium parvum	Ldh_1_C Ldh_1_N	homomer cyclic	link
2hku	A PUTATIVE TRANSCRIPTIONAL REGULATOR	Rhodococcus jostii	TetR_C_12 TetR_N	homomer cyclic	link
2hlj	HYPOTHETICAL PROTEIN	Pseudomonas putida	4HBT_2	homomer cyclic	link
2hmt	YUAA PROTEIN	Bacillus subtilis	TrkA_N	homomer dihedral	link
2hn1	MAGNESIUM AND COBALT TRANSPORTER	Archaeoglobus fulgidus	CorA	homomer cyclic	link
2hnl	GLUTATHIONE S-TRANSFERASE 1	Onchocerca volvulus	GST_C_3 GST_N	homomer cyclic	link
2hnt	GAMMA-THROMBIN	Homo sapiens	Trypsin	heteromer asymmetric	link
2hoe	N-ACETYLGLUCOSAMINE KINASE	Thermotoga maritima	ROK	homomer cyclic	link
2hox	ALLIIN LYASE 1	Allium sativum	Alliinase_C EGF_alliinase	homomer cyclic	link
2hp3	IDS-EPIMERASE	Agrobacterium tumefaciens	MmgE_PrpD	homomer cyclic	link
2hq9	MLL6688 PROTEIN	Mesorhizobium loti	Pyridox_ox_2	homomer cyclic	link
2hql	HYPOTHETICAL PROTEIN MG376 HOMOLOG	Mycoplasma pneumoniae	DUF3217	homomer cyclic	link
2hqv	AGR_C_4470P	Agrobacterium fabrum	ChuX_HutX	homomer cyclic	link
2hqw	CALMODULIN GLUTAMATE NMDA RECEPTOR SUBUNIT ZETA 1	Homo sapiens Rattus norvegicus	EF-hand_7	heteromer asymmetric	link
2hr3	PROBABLE TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	HTH_27	homomer cyclic	link
2hsn	METHIONYL-TRNA SYNTHETASE, CYTOPLASMIC	Saccharomyces cerevisiae	MetRS-N	heteromer cyclic	link
2huh	PUTATIVE DNA MISMATCH REPAIR PROTEIN	Bacteroides thetaiotaomicron	DUF2027	homomer cyclic	link
2hvb	SUPEROXIDE REDUCTASE	Pyrococcus horikoshii	Desulfoferrodox	homomer dihedral	link
2hwj	HYPOTHETICAL PROTEIN ATU1540	Agrobacterium fabrum	ParBc_2	homomer dihedral	link
2hx0	PUTATIVE DNA-BINDING PROTEIN	Salmonella enterica	DUF296	homomer cyclic	link
2hxo	PUTATIVE TETR-FAMILY TRANSCRIPTIONAL REGULATOR	Streptomyces coelicolor	TetR_C TetR_N	homomer cyclic	link
2hxr	HTH-TYPE TRANSCRIPTIONAL REGULATOR CYNR	Escherichia coli	LysR_substrate	homomer cyclic	link
2hxt	L-FUCONATE DEHYDRATASE	Xanthomonas campestris	MR_MLE_C MR_MLE_N	homomer cyclic	link
2hxv	DIAMINOHYDROXYPHOSPHORIBOSYLAMINOPYRIMIDINE DEAMINASE/ 5-AMINO-6-(5-PHOSPHORIBOSYLAMINO)URACIL REDUCTASE	Thermotoga maritima	RibD_C dCMP_cyt_deam_1	homomer cyclic	link
2hxw	MAJOR ANTIGENIC PEPTIDE PEB3	Campylobacter jejuni	SBP_bac_11	homomer cyclic	link
2hy5	INTRACELLULAR SULFUR OXIDATION PROTEIN DSRF PUTATIVE SULFURTRANSFERASE DSRE	Allochromatium vinosum	DrsE	heteromer cyclic	link
2hy6	GENERAL CONTROL PROTEIN GCN4	Saccharomyces cerevisiae	-	homomer helical	link
2hyd	ABC TRANSPORTER HOMOLOG	Staphylococcus aureus	ABC_membrane ABC_tran	homomer cyclic	link
2hyj	PUTATIVE TETR-FAMILY TRANSCRIPTIONAL REGULATOR	Streptomyces coelicolor	TetR_N	homomer cyclic	link
2hyx	PROTEIN DIPZ	Mycobacterium tuberculosis	AhpC-TSA	homomer cyclic	link
2hza	NICKEL-RESPONSIVE REGULATOR	Escherichia coli	-	homomer dihedral	link
2hza	NICKEL-RESPONSIVE REGULATOR	Escherichia coli	NikR_C RHH_1	homomer dihedral	link
2hzm	RNA POLYMERASE II MEDIATOR COMPLEX SUBUNIT 18 RNA POLYMERASE II MEDIATOR COMPLEX SUBUNIT 20	Saccharomyces cerevisiae	Med18 Med20	heteromer asymmetric	link
2hzp	KYNURENINASE	Homo sapiens	Aminotran_5	homomer cyclic	link
2hzs	RNA POLYMERASE II MEDIATOR COMPLEX SUBUNIT 18 RNA POLYMERASE II MEDIATOR COMPLEX SUBUNIT 20	Saccharomyces cerevisiae	Med18 Med20	heteromer asymmetric	link
2i04	MEMBRANE-ASSOCIATED GUANYLATE KINASE, WW AND PDZ DOMAIN-CONTAINING PROTEIN 1	Mus musculus	PDZ	homomer cyclic	link
2i0m	PHOSPHATE TRANSPORT SYSTEM PROTEIN PHOU	Streptococcus pneumoniae	PhoU	homomer cyclic	link
2i0t	AROMATIC AMINE DEHYDROGENASE	Alcaligenes faecalis	Me-amine-dh_H Me-amine-dh_L	heteromer cyclic	link
2i0t	AROMATIC AMINE DEHYDROGENASE	Alcaligenes faecalis	Me-amine-dh_H	heteromer cyclic	link
2i10	PUTATIVE TETR TRANSCRIPTIONAL REGULATOR	Rhodococcus jostii	TetR_N	homomer cyclic	link
2i15	HYPOTHETICAL PROTEIN MG296 HOMOLOG	Mycoplasma pneumoniae	Mg296	homomer asymmetric	link
2i1o	NICOTINATE PHOSPHORIBOSYLTRANSFERASE	Thermoplasma acidophilum	QRPTase_C	homomer dihedral	link
2i2o	EIF4G-LIKE PROTEIN	Danio rerio	MIF4G	homomer cyclic	link
2i2x	METHYLTRANSFERASE 1	Methanosarcina barkeri	B12-binding B12-binding_2 MtaB	heteromer cyclic	link
2i2x	METHYLTRANSFERASE 1	Methanosarcina barkeri	MtaB	heteromer cyclic	link
2i3d	HYPOTHETICAL PROTEIN ATU1826	Agrobacterium fabrum	Peptidase_S15	homomer cyclic	link
2i46	ADRENOCORTICAL DYSPLASIA PROTEIN HOMOLOG	Homo sapiens	TPP1	homomer cyclic	link
2i51	UNCHARACTERIZED CONSERVED PROTEIN OF COG5135	Nostoc punctiforme	Pyridox_oxase_2	homomer cyclic	link
2i5i	UPF0249 PROTEIN EF_3048	Enterococcus faecalis	YdjC	homomer dihedral	link
2i6e	HYPOTHETICAL PROTEIN	Deinococcus radiodurans	VitK2_biosynth	homomer cyclic	link
2i6t	UBIQUITIN-CONJUGATING ENZYME E2-LIKE ISOFORM A	Homo sapiens	Ldh_1_C Ldh_1_N	homomer dihedral	link
2i79	ACETYLTRANSFERASE, GNAT FAMILY	Streptococcus pneumoniae	Acetyltransf_1	homomer cyclic	link
2i7g	MONOOXYGENASE	Agrobacterium fabrum	Bac_luciferase	homomer cyclic	link
2i7n	PANTOTHENATE KINASE 1	Homo sapiens	Fumble	homomer cyclic	link
2i7r	CONSERVED DOMAIN PROTEIN	Streptococcus pneumoniae	-	homomer cyclic	link
2i87	D-ALANINE-D-ALANINE LIGASE	Staphylococcus aureus	Dala_Dala_lig_C Dala_Dala_lig_N	homomer cyclic	link
2i99	MU-CRYSTALLIN HOMOLOG	Homo sapiens	OCD_Mu_crystall	homomer cyclic	link
2i9d	CHLORAMPHENICOL ACETYLTRANSFERASE	Bacteroides thetaiotaomicron	CAT	homomer cyclic	link
2i9f	NUCLEOCAPSID	Alphaarterivirus equid	Arteri_nucleo	homomer cyclic	link
2i9i	HYPOTHETICAL PROTEIN	Helicobacter pylori	NLBH	homomer cyclic	link
2i9u	CYTOSINE/GUANINE DEAMINASE RELATED PROTEIN	Clostridium acetobutylicum	Amidohydro_1	homomer cyclic	link
2i9x	PUTATIVE SEPTATION PROTEIN SPOVG	Staphylococcus epidermidis	SpoVG	homomer cyclic	link
2ia0	PUTATIVE HTH-TYPE TRANSCRIPTIONAL REGULATOR PF0864	Pyrococcus furiosus	HTH_24	homomer cyclic	link
2iaa	AROMATIC AMINE DEHYDROGENASE	Alcaligenes faecalis	Me-amine-dh_H Me-amine-dh_L	heteromer asymmetric	link
2iab	HYPOTHETICAL PROTEIN	Streptomyces avermitilis	Putative_PNPOx	homomer cyclic	link
2iaz	HYPOTHETICAL PROTEIN SP1372	Streptococcus pneumoniae	Com_YlbF	homomer dihedral	link
2ib0	CONSERVED HYPOTHETICAL ALANINE RICH PROTEIN	Mycobacterium tuberculosis	DUF4439	homomer cyclic	link
2ibl	FIBRITIN	Escherichia virus T4,Enterobacteria phage Ox2	Fibritin_C	homomer cyclic	link
2ibp	CITRATE SYNTHASE	Pyrobaculum aerophilum	Citrate_synt	homomer cyclic	link
2id6	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Thermotoga maritima	TetR_N	homomer cyclic	link
2idl	HYPOTHETICAL PROTEIN	Streptococcus pneumoniae	Peptidase_Prp	homomer cyclic	link
2idx	COB(I)YRINIC ACID A,C-DIAMIDE ADENOSYLTRANSFERASE	Homo sapiens	Cob_adeno_trans	homomer cyclic	link
2iep	MUSCLE-SPECIFIC KINASE RECEPTOR	Rattus norvegicus	I-set	homomer cyclic	link
2ieq	SPIKE GLYCOPROTEIN	Human coronavirus NL63	Corona_S2	homomer cyclic	link
2ig8	HYPOTHETICAL PROTEIN PA3499	Pseudomonas aeruginosa	Ribonuc_L-PSP	homomer cyclic	link
2igs	HYPOTHETICAL PROTEIN	Pseudomonas aeruginosa	-	homomer asymmetric	link
2ih3	VOLTAGE-GATED POTASSIUM CHANNEL	Streptomyces lividans	Ion_trans_2	heteromer cyclic	link
2iht	CARBOXYETHYLARGININE SYNTHASE	Streptomyces clavuligerus	-	homomer dihedral	link
2iht	CARBOXYETHYLARGININE SYNTHASE	Streptomyces clavuligerus	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer dihedral	link
2ii3	LIPOAMIDE ACYLTRANSFERASE COMPONENT OF BRANCHED-CHAIN ALPHA-KETO ACID DEHYDROGENASE COMPLEX	Bos taurus	-	homomer octahedral	link
2ii3	LIPOAMIDE ACYLTRANSFERASE COMPONENT OF BRANCHED-CHAIN ALPHA-KETO ACID DEHYDROGENASE COMPLEX	Bos taurus	2-oxoacid_dh	homomer octahedral	link
2iid	L-AMINO-ACID OXIDASE	Calloselasma rhodostoma	Amino_oxidase	homomer cyclic	link
2iih	MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN C	Thermus thermophilus	MoaC	homomer dihedral	link
2ikb	HYPOTHETICAL PROTEIN NMB1012	Neisseria meningitidis	Glyco_hydro_108 PG_binding_3	homomer cyclic	link
2imj	HYPOTHETICAL PROTEIN DUF1348	Pseudomonas protegens	DUF1348	homomer cyclic	link
2in5	HYPOTHETICAL LIPOPROTEIN YMCC	Escherichia coli	YjbF	homomer cyclic	link
2inb	HYPOTHETICAL PROTEIN	Nostoc punctiforme	XisH	homomer cyclic	link
2inp	PHENOL HYDROXYLASE COMPONENT PHL PHENOL HYDROXYLASE COMPONENT PHN	Pseudomonas stutzeri	-	heteromer asymmetric	link
2ins	DES-PHE B1 INSULIN (CHAIN B)	Bos taurus	Insulin	heteromer dihedral	link
2inu	INSULIN FRUCTOTRANSFERASE	Bacillus sp. snu-7	Beta_helix_2	homomer cyclic	link
2irp	PUTATIVE ALDOLASE CLASS 2 PROTEIN AQ_1979	Aquifex aeolicus	Aldolase_II	homomer cyclic	link
2is8	MOLYBDOPTERIN BIOSYNTHESIS ENZYME, MOAB	Thermus thermophilus	MoCF_biosynth	homomer cyclic	link
2isk	BLUB	Sinorhizobium meliloti	Nitroreductase	homomer cyclic	link
2itb	TRNA-(MS(2)IO(6)A)-HYDROXYLASE, PUTATIVE	Pseudomonas putida	MiaE	homomer cyclic	link
2iu5	HTH-TYPE DHAKLM OPERON TRANSCRIPTIONAL ACTIVATOR DHAS	Lactococcus lactis	TetR_N	homomer cyclic	link
2iub	DIVALENT CATION TRANSPORT-RELATED PROTEIN	Thermotoga maritima	CorA	homomer cyclic	link
2iuc	ALKALINE PHOSPHATASE	Antarctic bacterium TAB5	Alk_phosphatase	homomer cyclic	link
2ivf	ETHYLBENZENE DEHYDROGENASE ALPHA-SUBUNIT ETHYLBENZENE DEHYDROGENASE BETA-SUBUNIT	Aromatoleum aromaticum	Fer4_11 Molybdopterin Molydop_binding	heteromer asymmetric	link
2ivf	ETHYLBENZENE DEHYDROGENASE BETA-SUBUNIT ETHYLBENZENE DEHYDROGENASE GAMMA-SUBUNIT	Aromatoleum aromaticum	EB_dh Fer4_11	heteromer asymmetric	link
2ix4	3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE	Arabidopsis thaliana	Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
2ix5	ACYL-COENZYME A OXIDASE 4, PEROXISOMAL	Arabidopsis thaliana	-	homomer dihedral	link
2ix7	CALMODULIN MYOSIN-5A	Mus musculus	EF-hand_7 IQ	heteromer asymmetric	link
2ixa	ALPHA-N-ACETYLGALACTOSAMINIDASE	Elizabethkingia meningoseptica	GFO_IDH_MocA	homomer cyclic	link
2ixd	LMBE-RELATED PROTEIN	Bacillus cereus	-	homomer dihedral	link
2ixd	LMBE-RELATED PROTEIN	Bacillus cereus	PIG-L	homomer dihedral	link
2iz6	MOLYBDENUM COFACTOR CARRIER PROTEIN	Chlamydomonas reinhardtii	-	homomer dihedral	link
2iz6	MOLYBDENUM COFACTOR CARRIER PROTEIN	Chlamydomonas reinhardtii	LDcluster4	homomer dihedral	link
2izx	AKAP-IS CAMP-DEPENDENT PROTEIN KINASE TYPE II-ALPHA REGULATORY SUBUNIT	Homo sapiens synthetic construct	RIIa	homomer cyclic	link
2izy	CAMP-DEPENDENT PROTEIN KINASE REGULATORY SUBUNIT II	Mus musculus	RIIa	homomer helical	link
2j0w	LYSINE-SENSITIVE ASPARTOKINASE 3	Escherichia coli	AA_kinase ACT	homomer cyclic	link
2j1d	DISHEVELED-ASSOCIATED ACTIVATOR OF MORPHOGENESIS 1	Homo sapiens	FH2	homomer cyclic	link
2j2j	FIBER PROTEIN	Canine mastadenovirus A	-	homomer cyclic	link
2j3l	PROLYL-TRNA SYNTHETASE	Enterococcus faecalis	HGTP_anticodon tRNA-synt_2b	homomer cyclic	link
2j4j	URIDYLATE KINASE	Saccharolobus solfataricus	AA_kinase	homomer dihedral	link
2j4u	OUTER MEMBRANE PROTEIN C PRECURSOR	Escherichia coli	Porin_1	heteromer asymmetric	link
2j5b	TYROSYL-TRNA SYNTHETASE	Acanthamoeba polyphaga mimivirus	tRNA-synt_1b	homomer cyclic	link
2j5g	ALR4455 PROTEIN	Nostoc sp. PCC 7120	ECH_1	homomer dihedral	link
2j5u	MREC PROTEIN	Listeria monocytogenes	MreC	homomer dihedral	link
2j5v	GLUTAMATE 5-KINASE	Escherichia coli	AA_kinase PUA	homomer cyclic	link
2j6b	AFV3-109	Acidianus filamentous virus 1	DUF1874	homomer cyclic	link
2j6l	ALDEHYDE DEHYDROGENASE FAMILY 7 MEMBER A1	Homo sapiens	Aldedh	homomer dihedral	link
2j6p	SB(V)-AS(V) REDUCTASE	Leishmania major	Rhodanese	homomer cyclic	link
2j7a	CYTOCHROME C NITRITE REDUCTASE NRFA	Desulfovibrio vulgaris	Cytochrom_C552	heteromer cyclic	link
2j7n	RNA-DEPENDENT RNA POLYMERASE	Neurospora crassa	RdRP	homomer cyclic	link
2j7p	CELL DIVISION PROTEIN FTSY SIGNAL RECOGNITION PARTICLE PROTEIN	Thermus aquaticus	SRP54 SRP54_N	heteromer asymmetric	link
2j7q	MCMV TEGUMENT PROTEIN M48 ENCODED UBIQUITIN- SPECIFIC PROTEASE, M48USP UBIQUITIN	Homo sapiens Murid betaherpesvirus 1	Herpes_teg_N ubiquitin	heteromer asymmetric	link
2j91	ADENYLOSUCCINATE LYASE	Homo sapiens	ADSL_C Lyase_1	homomer dihedral	link
2j97	REPLICASE POLYPROTEIN 1AB	Human coronavirus 229E	nsp9	homomer cyclic	link
2jae	L-AMINO ACID OXIDASE	Rhodococcus opacus	Amino_oxidase	homomer cyclic	link
2jaq	DEOXYGUANOSINE KINASE	Mycoplasma mycoides	dNK	homomer cyclic	link
2jbh	PHOSPHORIBOSYLTRANSFERASE DOMAIN-CONTAINING PROTEIN 1	Homo sapiens	Pribosyltran	homomer dihedral	link
2jbm	NICOTINATE-NUCLEOTIDE PYROPHOSPHORYLASE	Homo sapiens	QRPTase_C QRPTase_N	homomer dihedral	link
2jbr	P-HYDROXYPHENYLACETATE HYDROXYLASE C2 OXYGENASE COMPONENT	Acinetobacter baumannii	Acyl-CoA_dh_2 Acyl-CoA_dh_N	homomer dihedral	link
2jby	BCL-2 HOMOLOGOUS ANTAGONIST/KILLER 2 M11L PROTEIN	Homo sapiens Myxoma virus	M11L	heteromer asymmetric	link
2jcd	N-OXIDASE	Streptomyces thioluteus	AurF	homomer cyclic	link
2jdi	ATP SYNTHASE DELTA CHAIN ATP SYNTHASE EPSILON CHAIN	Bos taurus	ATP-synt_DE_N ATP-synt_Eps	heteromer asymmetric	link
2jdi	ATP SYNTHASE GAMMA CHAIN ATP SYNTHASE SUBUNIT BETA	Bos taurus	ATP-synt ATP-synt_ab ATP-synt_ab_N	heteromer asymmetric	link
2jdj	REDY-LIKE PROTEIN	Hahella chejuensis	HapK	homomer cyclic	link
2jf1	FILAMIN-A INTEGRIN BETA-2 SUBUNIT	Homo sapiens	Filamin Integrin_b_cyt	homomer cyclic	link
2jf7	STRICTOSIDINE-O-BETA-D-GLUCOSIDASE	Rauvolfia serpentina	Glyco_hydro_1	homomer dihedral	link
2jgd	2-OXOGLUTARATE DEHYDROGENASE E1 COMPONENT	Escherichia coli	E1_dh OxoGdeHyase_C Transket_pyr	homomer cyclic	link
2jh3	RIBOSOMAL PROTEIN S2-RELATED PROTEIN	Deinococcus radiodurans	CbiX	homomer cyclic	link
2jjx	URIDYLATE KINASE	Bacillus anthracis	AA_kinase	homomer dihedral	link
2jk1	HYDROGENASE TRANSCRIPTIONAL REGULATORY PROTEIN HUPR1	Rhodobacter capsulatus	Response_reg	homomer cyclic	link
2jlm	PUTATIVE PHOSPHINOTHRICIN N-ACETYLTRANSFERASE	Acinetobacter baylyi	-	homomer asymmetric	link
2jlp	EXTRACELLULAR SUPEROXIDE DISMUTASE (CU-ZN)	Homo sapiens	Sod_Cu	homomer cyclic	link
2ltn	PEA LECTIN, ALPHA CHAIN PEA LECTIN, BETA CHAIN	Pisum sativum	Lectin_legB	heteromer cyclic	link
2mlt	MELITTIN	Apis mellifera	Melittin	homomer dihedral	link
2mnr	MANDELATE RACEMASE	Pseudomonas putida	MR_MLE_C MR_MLE_N	homomer dihedral	link
2ncd	PROTEIN (KINESIN MOTOR NCD)	Drosophila melanogaster	Kinesin	homomer cyclic	link
2nla	FUSION PROTEIN CONSISTING OF INDUCED MYELOID LEUKEMIA CELL DIFFERENTIATION PROTEIN MCL-1 HOMOLOG PHORBOL-12-MYRISTATE-13-ACETATE-INDUCED PROTEIN 1	Homo sapiens,Mus musculus Mus musculus	Bcl-2 PMAIP1	heteromer asymmetric	link
2nli	LACTATE OXIDASE	Aerococcus viridans	-	homomer dihedral	link
2nlo	SHIKIMATE DEHYDROGENASE	Corynebacterium glutamicum	Shikimate_dh_N	homomer cyclic	link
2nml	ENHANCER OF RUDIMENTARY HOMOLOG	Homo sapiens	ER	homomer cyclic	link
2nn2	ZINC FINGER AND BTB DOMAIN-CONTAINING PROTEIN 7A	Homo sapiens	BTB	homomer cyclic	link
2nn3	CASPASE-1	Spodoptera frugiperda	Peptidase_C14	homomer cyclic	link
2nna	GLUTEN PEPTIDE MHC CLASS II ANTIGEN	Homo sapiens Triticum aestivum	C1-set MHC_II_alpha MHC_II_beta	heteromer asymmetric	link
2nnc	SULFUR COVALENTLY-BINDING PROTEIN	Chlorobium limicola	SoxY	homomer cyclic	link
2nnn	PROBABLE TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	MarR	homomer cyclic	link
2no2	HUNTINGTIN-INTERACTING PROTEIN 1	Homo sapiens	HIP1_clath_bdg	homomer cyclic	link
2np0	BOTULINUM NEUROTOXIN TYPE B SYNAPTOTAGMIN-2	Clostridium botulinum Mus musculus	Peptidase_M27 Toxin_R_bind_C Toxin_R_bind_N Toxin_trans	monomer asymmetric	link
2np3	PUTATIVE TETR-FAMILY REGULATOR	Streptomyces coelicolor	TetR_N	homomer cyclic	link
2np5	TRANSCRIPTIONAL REGULATOR	Rhodococcus jostii	TetR_C_6 TetR_N	homomer cyclic	link
2nps	SYNTAXIN 13 SYNTAXIN-6 VESICLE TRANSPORT THROUGH INTERACTION WITH T-SNARES HOMOLOG 1A VESICLE-ASSOCIATED MEMBRANE PROTEIN 4	Homo sapiens Mus musculus Rattus norvegicus	SNARE Synaptobrevin V-SNARE_C	heteromer asymmetric	link
2nps	SYNTAXIN 13 VESICLE-ASSOCIATED MEMBRANE PROTEIN 4	Mus musculus Rattus norvegicus	SNARE Synaptobrevin	heteromer asymmetric	link
2nps	SYNTAXIN-6 VESICLE-ASSOCIATED MEMBRANE PROTEIN 4	Homo sapiens Mus musculus	Synaptobrevin	heteromer asymmetric	link
2nql	ISOMERASE/LACTONIZING ENZYME	Agrobacterium fabrum	MR_MLE_C MR_MLE_N	homomer cyclic	link
2nqt	N-ACETYL-GAMMA-GLUTAMYL-PHOSPHATE REDUCTASE	Mycobacterium tuberculosis	Semialdhyde_dh Semialdhyde_dhC	homomer cyclic	link
2nr4	CONSERVED HYPOTHETICAL PROTEIN	Methanosarcina mazei	DUF447	homomer cyclic	link
2nr5	HYPOTHETICAL PROTEIN SO2669	Shewanella oneidensis	-	homomer asymmetric	link
2ns9	HYPOTHETICAL PROTEIN APE2225	Aeropyrum pernix	COXG	homomer cyclic	link
2ntx	EMB\|CAB41934.1	Arabidopsis thaliana	PRONE	homomer cyclic	link
2nug	RIBONUCLEASE III	Aquifex aeolicus	Ribonucleas_3_3 dsrm	homomer cyclic	link
2nuj	THIOESTERASE SUPERFAMILY	Jannaschia	-	homomer dihedral	link
2nuj	THIOESTERASE SUPERFAMILY	Jannaschia	4HBT_2	homomer dihedral	link
2nuu	AMMONIA CHANNEL	Escherichia coli	Ammonium_transp	heteromer cyclic	link
2nuu	NITROGEN REGULATORY PROTEIN P-II 2	Escherichia coli	P-II	heteromer cyclic	link
2nvm	FDXN ELEMENT EXCISION CONTROLLING FACTOR XISI	Trichormus variabilis	XisI	homomer cyclic	link
2nvu	MALTOSE BINDING PROTEIN/NEDD8-ACTIVATING ENZYME E1 CATALYTIC SUBUNIT CHIMERA NEDD8-ACTIVATING ENZYME E1 REGULATORY SUBUNIT	Homo sapiens	E2_bind SBP_bac_8 ThiF	heteromer asymmetric	link
2nvu	MALTOSE BINDING PROTEIN/NEDD8-ACTIVATING ENZYME E1 CATALYTIC SUBUNIT CHIMERA NEDD8	Homo sapiens	E2_bind SBP_bac_8 ThiF ubiquitin	heteromer asymmetric	link
2nvu	NEDD8 NEDD8-ACTIVATING ENZYME E1 REGULATORY SUBUNIT	Homo sapiens	ThiF ubiquitin	heteromer asymmetric	link
2nvw	GALACTOSE/LACTOSE METABOLISM REGULATORY PROTEIN GAL80	Kluyveromyces lactis	GFO_IDH_MocA	homomer cyclic	link
2nwi	HYPOTHETICAL PROTEIN	Archaeoglobus fulgidus	DUF98	homomer cyclic	link
2nx8	TRNA-SPECIFIC ADENOSINE DEAMINASE	Streptococcus pyogenes	MafB19-deam	homomer cyclic	link
2nx9	OXALOACETATE DECARBOXYLASE 2, SUBUNIT ALPHA	Vibrio cholerae	HMGL-like PYC_OADA	homomer cyclic	link
2ny1	ANTIBODY 17B, HEAVY CHAIN ENVELOPE GLYCOPROTEIN GP120	Homo sapiens Human immunodeficiency virus 1	C1-set GP120 V-set	heteromer asymmetric	link
2ny1	ENVELOPE GLYCOPROTEIN GP120 T-CELL SURFACE GLYCOPROTEIN CD4	Homo sapiens Human immunodeficiency virus 1	C2-set GP120 ig	heteromer asymmetric	link
2nyb	SUPEROXIDE DISMUTASE [FE]	Escherichia coli	Sod_Fe_C Sod_Fe_N	homomer cyclic	link
2nyd	UPF0135 PROTEIN SA1388	Staphylococcus aureus	-	homomer dihedral	link
2nyd	UPF0135 PROTEIN SA1388	Staphylococcus aureus	NIF3	homomer dihedral	link
2nyi	UNKNOWN PROTEIN	Galdieria sulphuraria	ACT_6	homomer cyclic	link
2nyn	PHENYLALANINE/HISTIDINE AMMONIA-LYASE	Trichormus variabilis	Lyase_aromatic	homomer dihedral	link
2nyt	PROBABLE C->U-EDITING ENZYME APOBEC-2	Homo sapiens	APOBEC_N	homomer cyclic	link
2nyx	PROBABLE TRANSCRIPTIONAL REGULATORY PROTEIN, RV1404	Mycobacterium tuberculosis	MarR	homomer cyclic	link
2nz7	CASPASE RECRUITMENT DOMAIN-CONTAINING PROTEIN 4	Homo sapiens	CARD	homomer cyclic	link
2nzc	HYPOTHETICAL PROTEIN	Thermotoga maritima	-	homomer dihedral	link
2o07	SPERMIDINE SYNTHASE	Homo sapiens	Spermine_synt_N Spermine_synth	homomer cyclic	link
2o08	BH1327 PROTEIN	Bacillus halodurans	HD	homomer cyclic	link
2o0r	RV0858C (N-SUCCINYLDIAMINOPIMELATE AMINOTRANSFERASE)	Mycobacterium tuberculosis	Aminotran_1_2	homomer cyclic	link
2o0y	TRANSCRIPTIONAL REGULATOR	Rhodococcus sp.	HTH_IclR IclR	homomer asymmetric	link
2o11	CHORISMATE SYNTHASE	Mycobacterium tuberculosis	Chorismate_synt	homomer cyclic	link
2o1k	NON-STRUCTURAL GLYCOPROTEIN NSP4	Rotavirus A	Rota_NSP4	homomer cyclic	link
2o1q	PUTATIVE ACETYL/PROPIONYL-COA CARBOXYLASE, ALPHA SUBUNIT	Methylibium petroleiphilum	-	homomer dihedral	link
2o1s	1-DEOXY-D-XYLULOSE-5-PHOSPHATE SYNTHASE	Escherichia coli	DXP_synthase_N Transket_pyr Transketolase_C	homomer cyclic	link
2o1x	1-DEOXY-D-XYLULOSE-5-PHOSPHATE SYNTHASE	Deinococcus radiodurans	DXP_synthase_N Transket_pyr Transketolase_C	homomer cyclic	link
2o26	KIT LIGAND	Mus musculus	SCF	heteromer cyclic	link
2o2c	GLUCOSE-6-PHOSPHATE ISOMERASE, GLYCOSOMAL	Trypanosoma brucei	PGI	homomer cyclic	link
2o38	HYPOTHETICAL PROTEIN	Rhodopseudomonas palustris	HTH_37	homomer cyclic	link
2o3a	UPF0106 PROTEIN AF_0751	Archaeoglobus fulgidus	Trm56	homomer cyclic	link
2o4c	ERYTHRONATE-4-PHOSPHATE DEHYDROGENASE	Pseudomonas aeruginosa	2-Hacid_dh_C DUF3410	homomer cyclic	link
2o4t	BH3976 PROTEIN	Bacillus halodurans	DUF1048	homomer cyclic	link
2o4v	PORIN P	Pseudomonas aeruginosa	Porin_O_P	homomer cyclic	link
2o5g	CALMODULIN SMOOTH MUSCLE MYOSIN LIGHT CHAIN KINASE PEPTIDE	Gallus gallus	EF-hand_7	monomer asymmetric	link
2o60	CALMODULIN PEPTIDE CORRESPONDING TO CALMODULIN BINDING DOMAIN OF NEURONAL NITRIC OXIDE SYNTHASE	Gallus gallus Mus musculus	EF-hand_7	heteromer asymmetric	link
2o6f	34 KDA MEMBRANE ANTIGEN	Treponema pallidum	Iron_transport	homomer cyclic	link
2o6y	PUTATIVE HISTIDINE AMMONIA-LYASE	Rhodobacter sphaeroides	Lyase_aromatic	homomer dihedral	link
2o70	OHCU DECARBOXYLASE	Danio rerio	OHCU_decarbox	homomer cyclic	link
2o7p	RIBOFLAVIN BIOSYNTHESIS PROTEIN RIBD	Escherichia coli	RibD_C dCMP_cyt_deam_1	homomer cyclic	link
2o7t	TRANSCRIPTIONAL REGULATOR	Corynebacterium glutamicum	TetR_N	homomer cyclic	link
2o8q	HYPOTHETICAL PROTEIN	Paraburkholderia xenovorans	Cupin_2	homomer dihedral	link
2o8r	POLYPHOSPHATE KINASE	Porphyromonas gingivalis	PP_kinase PP_kinase_C PP_kinase_N	homomer cyclic	link
2o98	14-3-3-LIKE PROTEIN C PLASMA MEMBRANE H+ ATPASE	Nicotiana plumbaginifolia Nicotiana tabacum	14-3-3	heteromer cyclic	link
2oa5	HYPOTHETICAL PROTEIN BQLF2	Murid gammaherpesvirus 4	Herpes_BLRF2	homomer cyclic	link
2oat	ORNITHINE AMINOTRANSFERASE	Homo sapiens	Aminotran_3	homomer cyclic	link
2obn	HYPOTHETICAL PROTEIN	Trichormus variabilis	DUF1611 DUF1611_N	homomer cyclic	link
2oct	CYSTATIN B	Homo sapiens	Cystatin	homomer dihedral	link
2od0	HYPOTHETICAL PROTEIN VP1028	Vibrio parahaemolyticus	TfoX_N	homomer cyclic	link
2od6	HYPOTHETICAL PROTEIN	uncultured marine organism	-	homomer cyclic	link
2odk	HYPOTHETICAL PROTEIN	Nitrosomonas europaea	PhdYeFM_antitox	homomer cyclic	link
2oem	2,3-DIKETO-5-METHYLTHIOPENTYL-1-PHOSPHATE ENOLASE	Geobacillus kaustophilus	RuBisCO_large RuBisCO_large_N	homomer cyclic	link
2ofy	PUTATIVE XRE-FAMILY TRANSCRIPTIONAL REGULATOR	Rhodococcus jostii	HTH_31	homomer cyclic	link
2og9	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME	Polaromonas sp. JS666	MR_MLE_C MR_MLE_N	homomer dihedral	link
2ogg	TREHALOSE OPERON TRANSCRIPTIONAL REPRESSOR	Bacillus subtilis	UTRA	homomer dihedral	link
2ogi	HYPOTHETICAL PROTEIN SAG1661	Streptococcus agalactiae	HD	homomer cyclic	link
2ogj	DIHYDROOROTASE	Agrobacterium fabrum	Amidohydro_1	homomer dihedral	link
2oi8	PUTATIVE REGULATORY PROTEIN SCO4313	Streptomyces coelicolor	TetR_N	homomer cyclic	link
2oie	RS21-C6	Mus musculus	MazG-like	homomer dihedral	link
2oik	HISTIDINE TRIAD (HIT) PROTEIN	Methylobacillus flagellatus	HIT	homomer cyclic	link
2oiw	PUTATIVE 4-HYDROXYBENZOYL-COA THIOESTERASE	Geobacillus stearothermophilus	4HBT	homomer dihedral	link
2oiz	AROMATIC AMINE DEHYDROGENASE, LARGE SUBUNIT AROMATIC AMINE DEHYDROGENASE, SMALL SUBUNIT	Alcaligenes faecalis	Me-amine-dh_H	heteromer cyclic	link
2oj5	VIRAL ATTACHMENT PROTEIN SIGMA 1	Reovirus sp.	Reo_sigma1	homomer cyclic	link
2ol5	PAI 2 PROTEIN	Geobacillus stearothermophilus	FMN_bind_2	homomer cyclic	link
2olt	HYPOTHETICAL PROTEIN	Shewanella oneidensis	-	homomer dihedral	link
2olz	INSULIN A INSULIN B	Homo sapiens	Insulin	heteromer dihedral	link
2omh	INSULIN A CHAIN INSULIN B CHAIN	Homo sapiens	Insulin	heteromer dihedral	link
2oo2	HYPOTHETICAL PROTEIN AF_1782	Archaeoglobus fulgidus	DUF357	homomer cyclic	link
2oo9	E3 UBIQUITIN-PROTEIN LIGASE CBL	Homo sapiens	UBA	homomer cyclic	link
2ood	BLR3880 PROTEIN	Bradyrhizobium diazoefficiens	Amidohydro_1	homomer cyclic	link
2ooj	HYPOTHETICAL PROTEIN	Shewanella oneidensis	DUF3224	homomer cyclic	link
2ook	HYPOTHETICAL PROTEIN	Shewanella frigidimarina	SpoIIAA-like	homomer cyclic	link
2op5	HYPOTHETICAL PROTEIN	uncultured marine organism	-	homomer cyclic	link
2opl	HYPOTHETICAL PROTEIN	Geobacter sulfurreducens	OsmC	homomer cyclic	link
2opt	ACTII PROTEIN	Streptomyces coelicolor	TetR_C TetR_N	homomer cyclic	link
2oqe	PEROXISOMAL COPPER AMINE OXIDASE	Ogataea angusta	Cu_amine_oxid Cu_amine_oxidN2 Cu_amine_oxidN3	homomer cyclic	link
2oqo	PENICILLIN-BINDING PROTEIN 1A (PBP-1A) (PBP1A)	Aquifex aeolicus	Transgly	homomer cyclic	link
2oqq	TRANSCRIPTION FACTOR HY5	Arabidopsis thaliana	bZIP_1	homomer cyclic	link
2ord	ACETYLORNITHINE AMINOTRANSFERASE	Thermotoga maritima	Aminotran_3	homomer cyclic	link
2orw	THYMIDINE KINASE	Thermotoga maritima	TK	homomer dihedral	link
2os5	ACEMIF	Ancylostoma ceylanicum	MIF	homomer cyclic	link
2otm	HYPOTHETICAL PROTEIN	Shewanella oneidensis	YjgF_endoribonc	homomer cyclic	link
2ou3	TELLURITE RESISTANCE PROTEIN OF COG3793	Nostoc punctiforme	TerB	homomer cyclic	link
2ou5	PYRIDOXAMINE 5'-PHOSPHATE OXIDASE-RELATED, FMN-BINDING	Jannaschia sp. CCS1	Pyridox_oxase_2	homomer cyclic	link
2oul	CHAGASIN FALCIPAIN 2	Plasmodium falciparum Trypanosoma cruzi	Inhibitor_I42 Peptidase_C1	heteromer asymmetric	link
2ouw	ALKYLHYDROPEROXIDASE AHPD CORE	Rhodospirillum rubrum	CMD	homomer dihedral	link
2oux	MAGNESIUM TRANSPORTER	Enterococcus faecalis	CBS MgtE_N	homomer cyclic	link
2ov9	HYPOTHETICAL PROTEIN	Rhodococcus jostii	4HBT	homomer cyclic	link
2ovc	POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY KQT MEMBER 4	Homo sapiens	KCNQ_channel	homomer cyclic	link
2ovl	PUTATIVE RACEMASE	Streptomyces coelicolor	MR_MLE_C MR_MLE_N	homomer cyclic	link
2owl	RECOMBINATION-ASSOCIATED PROTEIN RDGC	Escherichia coli	RdgC	homomer cyclic	link
2owp	HYPOTHETICAL PROTEIN BXE_B1374	Paraburkholderia xenovorans	DUF3225	homomer cyclic	link
2ox7	HYPOTHETICAL PROTEIN	Enterococcus faecalis	YopX	homomer dihedral	link
2oxg	SOXY PROTEIN SOXZ PROTEIN	Paracoccus denitrificans	-	heteromer asymmetric	link
2oyc	PYRIDOXAL PHOSPHATE PHOSPHATASE	Homo sapiens	Hydrolase_6 Hydrolase_like	homomer cyclic	link
2oyo	UNCHARACTERIZED PEROXIDASE-RELATED PROTEIN	Deinococcus geothermalis	CMD	homomer dihedral	link
2oz4	FAB FRAGMENT LIGHT CHAIN FAB FRAGMENT, HEAVY CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
2oz4	FAB FRAGMENT, HEAVY CHAIN INTERCELLULAR ADHESION MOLECULE 1	Homo sapiens Mus musculus	C1-set V-set	heteromer asymmetric	link
2ozg	GCN5-RELATED N-ACETYLTRANSFERASE	Trichormus variabilis	Acetyltransf_9 SCP2_2	homomer dihedral	link
2ozl	PYRUVATE DEHYDROGENASE E1 COMPONENT ALPHA SUBUNIT, SOMATIC FORM PYRUVATE DEHYDROGENASE E1 COMPONENT SUBUNIT BETA	Homo sapiens	E1_dh Transket_pyr Transketolase_C	heteromer cyclic	link
2ozl	PYRUVATE DEHYDROGENASE E1 COMPONENT ALPHA SUBUNIT, SOMATIC FORM	Homo sapiens	E1_dh	heteromer cyclic	link
2ozn	HYALURONONGLUCOSAMINIDASE O-GLCNACASE NAGJ	Clostridium perfringens	Cohesin Dockerin_1 FIVAR	heteromer asymmetric	link
2p06	HYPOTHETICAL PROTEIN AF_0060	Archaeoglobus fulgidus	MazG	homomer cyclic	link
2p0a	SYNAPSIN-3	Homo sapiens	Synapsin Synapsin_C	homomer dihedral	link
2p0s	ABC TRANSPORTER, PERMEASE PROTEIN, PUTATIVE	Porphyromonas gingivalis	-	homomer cyclic	link
2p10	MLL9387 PROTEIN	Mesorhizobium japonicum	-	homomer dihedral	link
2p10	MLL9387 PROTEIN	Mesorhizobium japonicum	PEP_hydrolase	homomer dihedral	link
2p11	HYPOTHETICAL PROTEIN	Paraburkholderia xenovorans	-	homomer cyclic	link
2p12	HYPOTHETICAL PROTEIN DUF402	Rhodococcus jostii	DUF402	homomer cyclic	link
2p19	TRANSCRIPTIONAL REGULATOR	Corynebacterium glutamicum	UTRA	homomer cyclic	link
2p1f	URIDINE 5'-MONOPHOSPHATE SYNTHASE	Homo sapiens	OMPdecase	homomer cyclic	link
2p1j	DNA POLYMERASE III POLC-TYPE	Thermotoga maritima	RNase_T	homomer cyclic	link
2p1m	SKP1-LIKE PROTEIN 1A TRANSPORT INHIBITOR RESPONSE 1 PROTEIN	Arabidopsis thaliana	F-box-like Skp1 Skp1_POZ	heteromer asymmetric	link
2p1z	PHOSPHORIBOSYLTRANSFERASE	Corynebacterium diphtheriae	Pribosyltran	homomer cyclic	link
2p22	PROTEIN SRN2 SUPPRESSOR PROTEIN STP22 OF TEMPERATURE-SENSITIVE ALPHA-FACTOR RECEPTOR AND ARGININE PERMEASE	Saccharomyces cerevisiae	Mod_r Vps23_core	heteromer asymmetric	link
2p25	GLYOXALASE FAMILY PROTEIN	Enterococcus faecalis	Glyoxalase	homomer cyclic	link
2p2u	HOST-NUCLEASE INHIBITOR PROTEIN GAM, PUTATIVE	Desulfovibrio vulgaris	Phage_Mu_Gam	homomer cyclic	link
2p38	PROTEIN INVOLVED IN RIBOSOMAL BIOGENESIS	Pyrococcus abyssi	UPF0113	homomer dihedral	link
2p3n	INOSITOL-1-MONOPHOSPHATASE	Thermotoga maritima	Inositol_P	homomer dihedral	link
2p3z	L-RHAMNONATE DEHYDRATASE	Salmonella enterica	MR_MLE_C MR_MLE_N	homomer dihedral	link
2p4g	HYPOTHETICAL PROTEIN	Corynebacterium diphtheriae	RibD_C	homomer cyclic	link
2p4w	TRANSCRIPTIONAL REGULATORY PROTEIN ARSR FAMILY	Pyrococcus furiosus	HTH_5	homomer cyclic	link
2p58	PUTATIVE TYPE III SECRETION PROTEIN YSCE PUTATIVE TYPE III SECRETION PROTEIN YSCG	Yersinia pestis	T3SS_needle_E Type_III_YscG	heteromer asymmetric	link
2p5m	ARGININE REPRESSOR	Bacillus subtilis	Arg_repressor_C	homomer dihedral	link
2p5z	TYPE VI SECRETION SYSTEM COMPONENT	Escherichia coli	Phage_GPD	homomer cyclic	link
2p6c	AQ_2013 PROTEIN	Aquifex aeolicus	UPF0047	homomer cyclic	link
2p6h	HYPOTHETICAL PROTEIN	Aeropyrum pernix	UPF0047	homomer cyclic	link
2p6v	TRANSCRIPTION INITIATION FACTOR TFIID SUBUNIT 4	Homo sapiens	TAFH	homomer dihedral	link
2p6y	HYPOTHETICAL PROTEIN VCA0587	Vibrio cholerae	DUF296	homomer cyclic	link
2p7i	HYPOTHETICAL PROTEIN	Pectobacterium atrosepticum	Methyltransf_23	homomer dihedral	link
2p7o	GLYOXALASE FAMILY PROTEIN	Listeria monocytogenes	Glyoxalase	homomer cyclic	link
2p8i	PUTATIVE DIOXYGENASE	Paraburkholderia xenovorans	DOPA_dioxygen	homomer cyclic	link
2p90	HYPOTHETICAL PROTEIN CGL1923	Corynebacterium glutamicum	PAC2	homomer cyclic	link
2p91	ENOYL-[ACYL-CARRIER-PROTEIN] REDUCTASE [NADH]	Aquifex aeolicus	adh_short_C2	homomer dihedral	link
2p9h	LACTOSE OPERON REPRESSOR	Escherichia coli	Peripla_BP_3	homomer cyclic	link
2p9m	HYPOTHETICAL PROTEIN MJ0922	Methanocaldococcus jannaschii	CBS	homomer cyclic	link
2p9x	HYPOTHETICAL PROTEIN PH0832	Pyrococcus horikoshii	DUF3227	homomer dihedral	link
2pa8	DNA-DIRECTED RNA POLYMERASE SUBUNIT D DNA-DIRECTED RNA POLYMERASE SUBUNIT L	Saccharolobus solfataricus	RNA_pol_A_bac RNA_pol_L_2	heteromer asymmetric	link
2paq	5'-DEOXYNUCLEOTIDASE YFBR	Escherichia coli	HD_3	homomer cyclic	link
2pcq	PUTATIVE DIHYDRODIPICOLINATE SYNTHASE	Thermus thermophilus	DHDPS	homomer dihedral	link
2pcr	INOSITOL-1-MONOPHOSPHATASE	Aquifex aeolicus	Inositol_P	homomer dihedral	link
2pd2	HYPOTHETICAL PROTEIN ST0148	Sulfurisphaera tokodaii	DrsE	homomer cyclic	link
2pex	TRANSCRIPTIONAL REGULATOR OHRR	Xanthomonas campestris	MarR	homomer cyclic	link
2pfi	CHLORIDE CHANNEL PROTEIN CLC-KA	Homo sapiens	CBS	homomer cyclic	link
2pfm	ADENYLOSUCCINATE LYASE	Bacillus anthracis	ADSL_C Lyase_1	homomer dihedral	link
2pfx	UNCHARACTERIZED PEROXIDASE-RELATED PROTEIN	Ruegeria sp. TM1040	CMD	homomer dihedral	link
2pg1	DYNEIN LIGHT CHAIN 1, CYTOPLASMIC	Drosophila melanogaster	Dynein_light	heteromer asymmetric	link
2pg3	QUEUOSINE BIOSYNTHESIS PROTEIN QUEC	Pectobacterium atrosepticum	QueC	homomer cyclic	link
2pgc	UNCHARACTERIZED PROTEIN	uncultured marine organism	-	homomer asymmetric	link
2pgn	CYCLOHEXANE-1,2-DIONE HYDROLASE (CDH)	Azoarcus sp. BH72	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer dihedral	link
2pgw	MUCONATE CYCLOISOMERASE	Sinorhizobium meliloti	MR_MLE_C MR_MLE_N	homomer dihedral	link
2ph1	NUCLEOTIDE-BINDING PROTEIN	Archaeoglobus fulgidus	ParA	homomer cyclic	link
2phk	PHOSPHORYLASE KINASE	Oryctolagus cuniculus	Pkinase	homomer cyclic	link
2php	UNCHARACTERIZED PROTEIN MJ0236	Methanocaldococcus jannaschii	ThiP_synth	homomer dihedral	link
2pim	PHENYLACETIC ACID DEGRADATION-RELATED PROTEIN	Cupriavidus pinatubonensis	4HBT_3	homomer cyclic	link
2pk8	UNCHARACTERIZED PROTEIN PF0899	Pyrococcus furiosus	DUF1884	homomer cyclic	link
2pke	HALOACID DELAHOGENASE-LIKE FAMILY HYDROLASE	Xanthomonas campestris	HAD_2	homomer cyclic	link
2pkh	HISTIDINE UTILIZATION REPRESSOR	Pseudomonas syringae group genomosp. 3	UTRA	homomer dihedral	link
2plg	TLL0839 PROTEIN	Synechococcus elongatus	YbjN	homomer asymmetric	link
2pm7	PROTEIN TRANSPORT PROTEIN SEC13 PROTEIN TRANSPORT PROTEIN SEC31	Saccharomyces cerevisiae	Sec16_C WD40	heteromer cyclic	link
2pm7	PROTEIN TRANSPORT PROTEIN SEC31	Saccharomyces cerevisiae	Sec16_C	heteromer cyclic	link
2pml	SER/THR PROTEIN KINASE	Plasmodium falciparum	Pkinase	homomer cyclic	link
2pmy	RAS AND EF-HAND DOMAIN-CONTAINING PROTEIN	Homo sapiens	EF-hand_7	homomer cyclic	link
2pn6	150AA LONG HYPOTHETICAL TRANSCRIPTIONAL REGULATOR	Sulfurisphaera tokodaii	AsnC_trans_reg HTH_24	homomer dihedral	link
2pnv	SMALL CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNEL PROTEIN 2	Rattus norvegicus	-	homomer cyclic	link
2po3	4-DEHYDRASE	Streptomyces venezuelae	DegT_DnrJ_EryC1	homomer cyclic	link
2por	PORIN	Rhodobacter capsulatus	Porin_4	homomer cyclic	link
2pp0	L-TALARATE/GALACTARATE DEHYDRATASE	Salmonella enterica	MR_MLE_C MR_MLE_N	homomer cyclic	link
2ppq	HOMOSERINE KINASE	Agrobacterium fabrum	APH	homomer cyclic	link
2ppy	ENOYL-COA HYDRATASE	Geobacillus kaustophilus	ECH_1	homomer dihedral	link
2pqv	MUTT/NUDIX FAMILY PROTEIN	Streptococcus pneumoniae	NUDIX	homomer cyclic	link
2prg	NUCLEAR RECEPTOR COACTIVATOR SRC-1 PEROXISOME PROLIFERATOR ACTIVATED RECEPTOR GAMMA	Homo sapiens	Hormone_recep SRC-1	heteromer asymmetric	link
2prx	THIOESTERASE SUPERFAMILY PROTEIN	Shewanella loihica	4HBT	homomer cyclic	link
2pt7	CAG-ALFA HYPOTHETICAL PROTEIN	Helicobacter pylori	-	heteromer cyclic	link
2pt7	CAG-ALFA	Helicobacter pylori	-	heteromer cyclic	link
2pt7	CAG-ALFA	Helicobacter pylori	T2SSE	heteromer cyclic	link
2pvi	TYPE II RESTRICTION ENZYME PVUII	Proteus vulgaris	Endonuc-PvuII	homomer cyclic	link
2pyb	NEUTROPHIL ACTIVATING PROTEIN	Borreliella burgdorferi	Ferritin	homomer tetrahedral	link
2pyt	ETHANOLAMINE UTILIZATION PROTEIN EUTQ	Salmonella enterica	EutQ	homomer cyclic	link
2q01	URONATE ISOMERASE	Caulobacter vibrioides	UxaC	homomer cyclic	link
2q0q	ARYL ESTERASE	Mycolicibacterium smegmatis	Lipase_GDSL_2	homomer dihedral	link
2q0t	PUTATIVE GAMMA-CARBOXYMUCONOLACTONE DECARBOXYLASE SUBUNIT	Paraburkholderia xenovorans	-	homomer cyclic	link
2q12	DCC-INTERACTING PROTEIN 13 ALPHA	Homo sapiens	BAR_3	homomer cyclic	link
2q14	PHOSPHOHYDROLASE	Bacteroides thetaiotaomicron	HD	homomer dihedral	link
2q18	2-KETO-3-DEOXY-D-ARABINONATE DEHYDRATASE	Saccharolobus solfataricus	FAA_hydrolase	homomer dihedral	link
2q30	UNCHARACTERIZED PROTEIN	Desulfovibrio alaskensis	Cupin_2	homomer cyclic	link
2q3x	REGULATING SYNAPTIC MEMBRANE EXOCYTOSIS PROTEIN 1	Rattus norvegicus	C2	homomer cyclic	link
2q4a	CLAVAMINATE SYNTHASE-LIKE PROTEIN AT3G21360	Arabidopsis thaliana	TauD	homomer cyclic	link
2q62	ARSH	Sinorhizobium meliloti	FMN_red	homomer dihedral	link
2q6k	CHLORINASE	Salinispora tropica	SAM_adeno_trans	homomer cyclic	link
2q6q	SPINDLE POLE BODY COMPONENT SPC42	Saccharomyces cerevisiae	Spc42p	homomer asymmetric	link
2q73	HYPOTHETICAL PROTEIN	Vibrio sp. DAT722	MazG	homomer dihedral	link
2q74	INOSITOL-1-MONOPHOSPHATASE	Mycobacterium tuberculosis	Inositol_P	homomer cyclic	link
2q78	UNCHARACTERIZED PROTEIN	Thermotoga maritima	-	homomer cyclic	link
2q80	GERANYLGERANYL PYROPHOSPHATE SYNTHETASE	Homo sapiens	polyprenyl_synt	homomer dihedral	link
2q8n	GLUCOSE-6-PHOSPHATE ISOMERASE	Thermotoga maritima	PGI	homomer dihedral	link
2q8v	NBLA PROTEIN	Thermosynechococcus vulcanus	NblA	homomer cyclic	link
2q9k	UNCHARACTERIZED PROTEIN	Exiguobacterium sibiricum	-	homomer cyclic	link
2q9o	LACCASE-1	Melanocarpus albomyces	Cu-oxidase Cu-oxidase_2 Cu-oxidase_3	homomer cyclic	link
2qai	V-TYPE ATP SYNTHASE SUBUNIT F	Pyrococcus furiosus	ATP-synt_F	homomer cyclic	link
2qas	HYPOTHETICAL PROTEIN	Caulobacter vibrioides	SspB	homomer cyclic	link
2qbu	PRECORRIN-2 METHYLTRANSFERASE	Methanothermobacter thermautotrophicus	TP_methylase	homomer cyclic	link
2qde	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME FAMILY PROTEIN	Aromatoleum aromaticum	MR_MLE_C MR_MLE_N	homomer dihedral	link
2qdo	NBLA PROTEIN	Thermosynechococcus vulcanus	-	homomer cyclic	link
2qdq	TALIN-1	Mus musculus	I_LWEQ	homomer cyclic	link
2qdy	NITRILE HYDRATASE SUBUNIT ALPHA NITRILE HYDRATASE SUBUNIT BETA	Rhodococcus erythropolis	NHase_alpha NHase_beta	heteromer asymmetric	link
2qe9	UNCHARACTERIZED PROTEIN YIZA	Bacillus subtilis	DinB	homomer cyclic	link
2qec	HISTONE ACETYLTRANSFERASE HPA2 AND RELATED ACETYLTRANSFERASES	Corynebacterium glutamicum	Acetyltransf_1	homomer cyclic	link
2qee	BH0493 PROTEIN	Bacillus halodurans	-	homomer cyclic	link
2qf3	PROTEASE DEGS	Escherichia coli	Trypsin_2	homomer cyclic	link
2qf7	PYRUVATE CARBOXYLASE PROTEIN	Rhizobium etli	Biotin_carb_C Biotin_carb_N Biotin_lipoyl CPSase_L_D2 HMGL-like PYC_OADA	homomer cyclic	link
2qfp	PURPLE ACID PHOSPHATASE	Phaseolus vulgaris	Metallophos Metallophos_C Pur_ac_phosph_N	homomer cyclic	link
2qg3	UPF0130 PROTEIN AF_2059	Archaeoglobus fulgidus	TYW3	homomer cyclic	link
2qga	ADENYLOSUCCINATE LYASE	Plasmodium vivax	ASL_C Lyase_1	homomer dihedral	link
2qgy	ENOLASE FROM THE ENVIRONMENTAL GENOME SHOTGUN SEQUENCING OF THE SARGASSO SEA	-	MR_MLE_C MR_MLE_N	homomer cyclic	link
2qhl	NOVEL IMMUNE-TYPE RECEPTOR 10	Ictalurus punctatus	V-set	homomer cyclic	link
2qi9	VITAMIN B12 IMPORT SYSTEM PERMEASE PROTEIN BTUC	Escherichia coli	FecCD	heteromer asymmetric	link
2qih	PROTEIN USPA1	Moraxella catarrhalis	DUF1079	homomer cyclic	link
2qjf	BIFUNCTIONAL 3'-PHOSPHOADENOSINE 5'-PHOSPHOSULFATE SYNTHETASE 1	Homo sapiens	ATP-sulfurylase PUA_2	homomer cyclic	link
2qjo	BIFUNCTIONAL NMN ADENYLYLTRANSFERASE/NUDIX HYDROLASE	Synechocystis sp. PCC 6803	CTP_transf_like NUDIX	homomer dihedral	link
2qjp	CYTOCHROME B	Rhodobacter sphaeroides	Cytochrom_B_C Cytochrome_B	heteromer cyclic	link
2qjv	UNCHARACTERIZED IOLB-LIKE PROTEIN	Salmonella enterica	KduI	homomer dihedral	link
2qjw	UNCHARACTERIZED PROTEIN XCC1541	Xanthomonas campestris	-	homomer cyclic	link
2qkf	3-DEOXY-D-MANNO-OCTULOSONIC ACID 8- PHOSPHATE SYNTHETASE	Neisseria meningitidis	DAHP_synth_1	homomer dihedral	link
2qkp	UNCHARACTERIZED PROTEIN	Streptococcus mutans	PAS_10	homomer cyclic	link
2qks	KIR3.1-PROKARYOTIC KIR CHANNEL CHIMERA	Mus musculus,Paraburkholderia xenovorans	IRK	homomer cyclic	link
2qkt	INACTIVATION-NO-AFTER-POTENTIAL D PROTEIN	Drosophila melanogaster	PDZ	homomer cyclic	link
2ql3	PROBABLE TRANSCRIPTIONAL REGULATOR, LYSR FAMILY PROTEIN	Rhodococcus jostii	LysR_substrate	homomer cyclic	link
2qlv	NUCLEAR PROTEIN SNF4 PROTEIN SIP2	Saccharomyces cerevisiae	AMPK1_CBM AMPKBI CBS	heteromer asymmetric	link
2qlz	TRANSCRIPTION FACTOR PF0095	Pyrococcus furiosus	HTH_20	homomer cyclic	link
2qm4	NON-HOMOLOGOUS END-JOINING FACTOR 1	Homo sapiens	XLF	homomer cyclic	link
2qma	DIAMINOBUTYRATE-PYRUVATE TRANSAMINASE AND L-2,4-DIAMINOBUTYRATE DECARBOXYLASE	Vibrio parahaemolyticus	Pyridoxal_deC	homomer cyclic	link
2qmw	PREPHENATE DEHYDRATASE	Staphylococcus aureus	PDT	homomer dihedral	link
2qmx	PREPHENATE DEHYDRATASE	Chlorobaculum tepidum	PDT	homomer cyclic	link
2qne	PUTATIVE METHYLTRANSFERASE	Desulfitobacterium hafniense	MTTB	homomer cyclic	link
2qnl	UNCHARACTERIZED PROTEIN	Cytophaga hutchinsonii	DinB_2	homomer cyclic	link
2qnt	UNCHARACTERIZED PROTEIN ATU1872	Agrobacterium fabrum	Glyoxalase_2	homomer cyclic	link
2qnu	UNCHARACTERIZED PROTEIN PA0076	Pseudomonas aeruginosa	DUF2094	homomer cyclic	link
2qpx	PREDICTED METAL-DEPENDENT HYDROLASE OF THE TIM-BARREL FOLD	Lactobacillus paracasei	Amidohydro_2	homomer cyclic	link
2qq4	IRON-SULFUR CLUSTER BIOSYNTHESIS PROTEIN ISCU	Thermus thermophilus	NifU_N	homomer cyclic	link
2qq6	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME-LIKE PROTEIN	Rubrobacter xylanophilus	MR_MLE_C MR_MLE_N	homomer cyclic	link
2qqy	SIGMA B OPERON	Bacillus anthracis	Ferritin	homomer tetrahedral	link
2qqz	GLYOXALASE FAMILY PROTEIN, PUTATIVE	Bacillus anthracis	Glyoxalase	homomer cyclic	link
2qr4	PEPTIDASE M3B, OLIGOENDOPEPTIDASE F	Enterococcus faecium	Peptidase_M3 Peptidase_M3_N	homomer cyclic	link
2qr6	IMP DEHYDROGENASE/GMP REDUCTASE	Corynebacterium glutamicum	IMPDH	homomer cyclic	link
2qrr	METHIONINE IMPORT ATP-BINDING PROTEIN METN	Vibrio parahaemolyticus	NIL	homomer cyclic	link
2qrv	DNA (CYTOSINE-5)-METHYLTRANSFERASE 3A	Homo sapiens	DNA_methylase	heteromer cyclic	link
2qs7	UNCHARACTERIZED PROTEIN	Saccharolobus solfataricus	DrsE_2	homomer cyclic	link
2qt7	RECEPTOR-TYPE TYROSINE-PROTEIN PHOSPHATASE-LIKE N	Homo sapiens	Receptor_IA-2	homomer cyclic	link
2qts	ACID-SENSING ION CHANNEL	Gallus gallus	ASC	homomer cyclic	link
2qtv	PROTEIN TRANSPORT PROTEIN SEC23 PROTEIN TRANSPORT PROTEIN SEC31	Saccharomyces cerevisiae	Gelsolin Sec23_BS Sec23_helical Sec23_trunk Sec31 zf-Sec23_Sec24	heteromer asymmetric	link
2qu7	PUTATIVE TRANSCRIPTIONAL REGULATOR	Staphylococcus saprophyticus	Peripla_BP_4	homomer cyclic	link
2qud	COAT PROTEIN	Pseudomonas phage PP7	Phage_coat	homomer cyclic	link
2qv0	PROTEIN MRKE	Klebsiella pneumoniae	Response_reg	homomer cyclic	link
2qv2	INOSITOL POLYPHOSPHATE 5-PHOSPHATASE OCRL-1	Homo sapiens	RhoGAP	homomer cyclic	link
2qv6	GTP CYCLOHYDROLASE III	Methanocaldococcus jannaschii	GCH_III	homomer dihedral	link
2qve	TYROSINE AMINOMUTASE	Streptomyces globisporus	Lyase_aromatic	homomer dihedral	link
2qwv	UPF0217 PROTEIN VC_A1059	Vibrio cholerae	Methyltrn_RNA_2	homomer cyclic	link
2qxx	DEOXYCYTIDINE TRIPHOSPHATE DEAMINASE	Mycobacterium tuberculosis	dUTPase	homomer cyclic	link
2qzt	STEROL CARRIER PROTEIN 2-LIKE 2	Aedes aegypti	SCP2	homomer cyclic	link
2r01	NITROREDUCTASE FAMILY PROTEIN	Chlorobaculum tepidum	Nitroreductase	homomer cyclic	link
2r0h	CGL3 LECTIN	Coprinopsis cinerea	Gal-bind_lectin	homomer dihedral	link
2r0x	POSSIBLE FLAVIN REDUCTASE	Histophilus somni	Flavin_Reduct	homomer cyclic	link
2r11	CARBOXYLESTERASE NP	Bacillus subtilis	Abhydrolase_6	homomer cyclic	link
2r15	MYOMESIN-1	Homo sapiens	I-set	homomer cyclic	link
2r1f	PREDICTED AMINODEOXYCHORISMATE LYASE	Escherichia coli	YceG	homomer cyclic	link
2r1r	RIBONUCLEOTIDE REDUCTASE R1 PROTEIN RIBONUCLEOTIDE REDUCTASE R2 PROTEIN	Escherichia coli	ATP-cone Ribonuc_red_lgC Ribonuc_red_lgN	monomer asymmetric	link
2r28	CALMODULIN SERINE/THREONINE-PROTEIN PHOSPHATASE 2B CATALYTIC SUBUNIT ALPHA ISOFORM	Homo sapiens	EF-hand_7	homomer cyclic	link
2r2l	FARNESYLTRANSFERASE SUBUNIT ALPHA FARNESYLTRANSFERASE SUBUNIT BETA	Rattus norvegicus	PPTA Prenyltrans	heteromer asymmetric	link
2r2v	GCN4 LEUCINE ZIPPER	Saccharomyces cerevisiae	-	homomer dihedral	link
2r32	GCN4-PII/TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 18 FUSION PROTEIN	Saccharomyces cerevisiae,Homo sapiens	-	homomer cyclic	link
2r3b	YJEF-RELATED PROTEIN	Enterococcus faecalis	Carb_kinase	homomer cyclic	link
2r3s	UNCHARACTERIZED PROTEIN	Nostoc punctiforme	Dimerisation2 Methyltransf_2	homomer cyclic	link
2r3z	SMALL-INDUCIBLE CYTOKINE B10	Mus musculus	IL8	homomer cyclic	link
2r40	ECDYSONE RECEPTOR ULTRASPIRACLE	Heliothis virescens	Hormone_recep	heteromer asymmetric	link
2r41	UNCHARACTERIZED PROTEIN	Enterococcus faecalis	DUF960	homomer dihedral	link
2r4f	3-HYDROXY-3-METHYLGLUTARYL-COENZYME A REDUCTASE	Homo sapiens	HMG-CoA_red	homomer dihedral	link
2r4i	UNCHARACTERIZED PROTEIN	Cytophaga hutchinsonii	DUF4440	homomer cyclic	link
2r5u	REPLICATIVE DNA HELICASE	Mycobacterium tuberculosis	DnaB	homomer cyclic	link
2r6a	REPLICATIVE HELICASE	Geobacillus stearothermophilus	DnaB DnaB_C	heteromer cyclic	link
2r6i	UNCHARACTERIZED PROTEIN ATU1473	Agrobacterium fabrum	ATP12	homomer cyclic	link
2r78	SENSOR PROTEIN	Geobacter sulfurreducens	PAS_4	homomer cyclic	link
2r7k	5-FORMAMINOIMIDAZOLE-4-CARBOXAMIDE-1-(BETA)-D-RIBOFURANOSYL 5'-MONOPHOSPHATE SYNTHETASE	Methanocaldococcus jannaschii	DUF1246 DUF1297	homomer dihedral	link
2r85	PURP PROTEIN PF1517	Pyrococcus furiosus	DUF1246 DUF1297	homomer cyclic	link
2r9g	AAA ATPASE, CENTRAL REGION	Enterococcus faecium	MgsA_C	homomer cyclic	link
2r9r	PADDLE CHIMERA VOLTAGE GATED POTASSIUM CHANNEL KV1.2-KV2.1	Rattus norvegicus	BTB_2 Ion_trans	heteromer cyclic	link
2rae	TRANSCRIPTIONAL REGULATOR, ACRR FAMILY PROTEIN	Rhodococcus jostii	TetR_N	homomer cyclic	link
2raf	PUTATIVE DINUCLEOTIDE-BINDING OXIDOREDUCTASE	Lactobacillus plantarum	F420_oxidored	homomer cyclic	link
2rag	DIPEPTIDASE	Caulobacter vibrioides	Peptidase_M19	homomer cyclic	link
2ras	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Novosphingobium aromaticivorans	TetR_N	homomer cyclic	link
2rb9	HYPE PROTEIN	Escherichia coli	AIRS AIRS_C	homomer cyclic	link
2rbd	BH2358 PROTEIN	Bacillus halodurans	DUF3231	homomer dihedral	link
2rcf	UNIDENTIFIED CARBOXYSOME POLYPEPTIDE	Halothiobacillus neapolitanus	EutN_CcmL	homomer cyclic	link
2rcy	PYRROLINE CARBOXYLATE REDUCTASE	Plasmodium falciparum	F420_oxidored P5CR_dimer	homomer dihedral	link
2rd5	ACETYLGLUTAMATE KINASE-LIKE PROTEIN PII PROTEIN	Arabidopsis thaliana	AA_kinase	heteromer dihedral	link
2rd5	ACETYLGLUTAMATE KINASE-LIKE PROTEIN	Arabidopsis thaliana	AA_kinase	heteromer dihedral	link
2rd5	PII PROTEIN	Arabidopsis thaliana	-	heteromer dihedral	link
2rd5	PII PROTEIN	Arabidopsis thaliana	P-II	heteromer dihedral	link
2rd7	COMPLEMENT COMPONENT C8 ALPHA CHAIN COMPLEMENT COMPONENT C8 GAMMA CHAIN	Homo sapiens	Lipocalin MACPF	heteromer asymmetric	link
2rdz	CYTOCHROME C-552	Escherichia coli	Cytochrom_C552	homomer cyclic	link
2re1	ASPARTOKINASE, ALPHA AND BETA SUBUNITS	Neisseria meningitidis	ACT ACT_7	homomer cyclic	link
2re7	UNCHARACTERIZED PROTEIN	Psychrobacter arcticus	Pyrid_ox_like	homomer cyclic	link
2re9	TNF SUPERFAMILY LIGAND TL1A	Homo sapiens	TNF	homomer cyclic	link
2rek	PUTATIVE TETR-FAMILY TRANSCRIPTIONAL REGULATOR	Streptomyces coelicolor	TetR_N	homomer cyclic	link
2ret	EPSJ PSEUDOPILIN EPSI	Vibrio vulnificus	T2SSI T2SSJ	heteromer dihedral	link
2rfr	UNCHARACTERIZED PROTEIN	Novosphingobium aromaticivorans	SnoaL_4	homomer cyclic	link
2rfv	METHIONINE GAMMA-LYASE	Citrobacter freundii	Cys_Met_Meta_PP	homomer dihedral	link
2rgq	DOMAIN OF UNKNOWN FUNCTION WITH A CYSTATIN-LIKE FOLD	Nostoc punctiforme	SnoaL_4	homomer cyclic	link
2rgy	TRANSCRIPTIONAL REGULATOR, LACI FAMILY	Paraburkholderia phymatum	Peripla_BP_3	homomer cyclic	link
2rh2	DIHYDROFOLATE REDUCTASE TYPE 2	Escherichia coli	DHFR_2	homomer dihedral	link
2rhq	PHENYLALANYL-TRNA SYNTHETASE ALPHA CHAIN	Staphylococcus haemolyticus	tRNA-synt_2d	heteromer cyclic	link
2rie	PULMONARY SURFACTANT-ASSOCIATED PROTEIN D	Homo sapiens	Lectin_C Surfac_D-trimer	homomer cyclic	link
2rih	CONSERVED PROTEIN WITH 2 CBS DOMAINS	Pyrobaculum aerophilum	CBS	homomer cyclic	link
2rij	PUTATIVE 2,3,4,5-TETRAHYDROPYRIDINE-2-CARBOXYLATE N- SUCCINYLTRANSFERASE	Campylobacter jejuni	Hexapep_2 THDPS_M THDPS_N	homomer dihedral	link
2rjr	TYROSINE AMINOMUTASE	Streptomyces globisporus	Lyase_aromatic	homomer dihedral	link
2rk0	GLYOXALASE/BLEOMYCIN RESISTANCE PROTEIN/DIOXYGENASE DOMAIN	Frankia sp. EAN1pec	Glyoxalase	homomer cyclic	link
2rkk	VACUOLAR PROTEIN SORTING-ASSOCIATED PROTEIN VTA1	Saccharomyces cerevisiae	Vta1	homomer cyclic	link
2rkl	VACUOLAR PROTEIN SORTING-ASSOCIATED PROTEIN VTA1	Saccharomyces cerevisiae	-	homomer cyclic	link
2rl8	CATION-DEPENDENT MANNOSE-6-PHOSPHATE RECEPTOR	Bos taurus	Man-6-P_recep	homomer cyclic	link
2rsp	RSV PROTEASE	Rous sarcoma virus	RVP	homomer cyclic	link
2rtm	STREPTAVIDIN	Streptomyces avidinii	Avidin	homomer dihedral	link
2scp	SARCOPLASMIC CALCIUM-BINDING PROTEIN	Hediste diversicolor	EF-hand_5 EF-hand_7	homomer cyclic	link
2scu	PROTEIN (SUCCINYL-COA LIGASE)	Escherichia coli	ATP-grasp_2 CoA_binding Ligase_CoA	heteromer cyclic	link
2sic	STREPTOMYCES SUBTILISIN INHIBITOR (SSI)	Streptomyces albogriseolus	SSI	heteromer cyclic	link
2siv	SIV GP41 GLYCOPROTEIN	Simian immunodeficiency virus	-	homomer cyclic	link
2std	SCYTALONE DEHYDRATASE	Pyricularia grisea	Scytalone_dh	homomer cyclic	link
2tnf	PROTEIN (TUMOR NECROSIS FACTOR ALPHA)	Mus musculus	TNF	homomer cyclic	link
2trc	PHOSDUCIN TRANSDUCIN	Bos taurus Rattus norvegicus	Phosducin WD40	heteromer asymmetric	link
2trc	TRANSDUCIN	Bos taurus	G-gamma WD40	heteromer asymmetric	link
2uuq	CYTOCHROME P450 130	Mycobacterium tuberculosis	p450	homomer cyclic	link
2uuu	ALKYLDIHYDROXYACETONEPHOSPHATE SYNTHASE	Dictyostelium discoideum	FAD-oxidase_C FAD_binding_4	homomer cyclic	link
2uv4	5'-AMP-ACTIVATED PROTEIN KINASE SUBUNIT GAMMA-1	Homo sapiens	CBS	homomer cyclic	link
2uvp	HOBA	Helicobacter pylori	HobA	homomer dihedral	link
2ux1	DNA PROTECTION DURING STARVATION PROTEIN	Streptococcus suis	Ferritin	homomer tetrahedral	link
2uxy	ALIPHATIC AMIDASE	Pseudomonas aeruginosa	CN_hydrolase	homomer dihedral	link
2uz1	BENZALDEHYDE LYASE	Pseudomonas fluorescens	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer dihedral	link
2uzq	M-PHASE INDUCER PHOSPHATASE 2	Homo sapiens	Rhodanese	homomer cyclic	link
2v0h	BIFUNCTIONAL PROTEIN GLMU	Haemophilus influenzae	Hexapep NTP_transf_3	homomer cyclic	link
2v0o	FCH DOMAIN ONLY PROTEIN 2	Homo sapiens	FCH	homomer cyclic	link
2v0p	TYPE 2A PHOSPHATASE-ASSOCIATED PROTEIN 42	Saccharomyces cerevisiae	TAP42	homomer cyclic	link
2v0x	LAMINA-ASSOCIATED POLYPEPTIDE 2 ISOFORMS ALPHA/ZETA	Mus musculus	LAP2alpha	homomer cyclic	link
2v1o	CYTOSOLIC ACYL COENZYME A THIOESTER HYDROLASE	Mus musculus	-	homomer dihedral	link
2v1o	CYTOSOLIC ACYL COENZYME A THIOESTER HYDROLASE	Mus musculus	4HBT	homomer dihedral	link
2v1r	PEROXISOMAL MEMBRANE PROTEIN PAS20 PEX14	Saccharomyces cerevisiae	SH3_1	monomer asymmetric	link
2v2f	PENICILLIN BINDING PROTEIN 1A	Streptococcus pneumoniae	Transpeptidase	monomer asymmetric	link
2v36	GAMMA-GLUTAMYLTRANSPEPTIDASE LARGE CHAIN GAMMA-GLUTAMYLTRANSPEPTIDASE SMALL CHAIN	Bacillus subtilis	G_glu_transpept	heteromer asymmetric	link
2v3z	XAA-PRO AMINOPEPTIDASE	Escherichia coli	AMP_N Peptidase_M24	homomer dihedral	link
2v4i	GLUTAMATE N-ACETYLTRANSFERASE 2 ALPHA CHAIN GLUTAMATE N-ACETYLTRANSFERASE 2 BETA CHAIN	Streptomyces clavuligerus	ArgJ	heteromer cyclic	link
2v51	ACTIN, ALPHA SKELETAL MUSCLE	Oryctolagus cuniculus	Actin	heteromer cyclic	link
2v5j	2,4-DIHYDROXYHEPT-2-ENE-1,7-DIOIC ACID ALDOLASE	Escherichia coli	HpcH_HpaI	homomer dihedral	link
2v6x	DOA4-INDEPENDENT DEGRADATION PROTEIN 4 VACUOLAR PROTEIN SORTING-ASSOCIATED PROTEIN 4	Saccharomyces cerevisiae	MIT	heteromer asymmetric	link
2v71	NUCLEAR DISTRIBUTION PROTEIN NUDE-LIKE 1	Rattus norvegicus	NUDE_C	homomer cyclic	link
2v82	2-DEHYDRO-3-DEOXY-6-PHOSPHOGALACTONATE ALDOLASE	Escherichia coli	Aldolase	homomer cyclic	link
2v8q	5'-AMP-ACTIVATED PROTEIN KINASE CATALYTIC SUBUNIT ALPHA-1 5'-AMP-ACTIVATED PROTEIN KINASE SUBUNIT BETA-2	Homo sapiens Rattus norvegicus	AMPKBI AdenylateSensor	heteromer asymmetric	link
2v8t	MANGANESE-CONTAINING PSEUDOCATALASE	Thermus thermophilus	Mn_catalase	homomer dihedral	link
2v9p	REPLICATION PROTEIN E1	Deltapapillomavirus 4	-	homomer cyclic	link
2vay	CALMODULIN VOLTAGE-DEPENDENT L-TYPE CALCIUM CHANNEL SUBUNIT ALPHA-1S	Homo sapiens	EF-hand_7	heteromer asymmetric	link
2vbk	TAILSPIKE-PROTEIN	Shigella virus Sf6	Pectate_lyase_3	homomer cyclic	link
2vd5	DMPK PROTEIN	Homo sapiens	Pkinase	homomer cyclic	link
2vea	PHYTOCHROME-LIKE PROTEIN CPH1	Synechocystis sp. PCC 6803	GAF PAS_2 PHY	homomer cyclic	link
2veb	PROTOGLOBIN	Methanosarcina acetivorans	Protoglobin	homomer cyclic	link
2veq	CENTROMERE DNA-BINDING PROTEIN COMPLEX CBF3 SUBUNIT B	Saccharomyces cerevisiae	Cep3	homomer cyclic	link
2vfm	BIFUNCTIONAL TAIL PROTEIN	Salmonella virus P22	PhageP22-tail	homomer cyclic	link
2vg0	SHORT-CHAIN Z-ISOPRENYL DIPHOSPHATE SYNTHETASE	Mycobacterium tuberculosis	Prenyltransf	homomer cyclic	link
2vgl	ADAPTOR PROTEIN COMPLEX AP-2, ALPHA 2 SUBUNIT AP-2 COMPLEX SUBUNIT SIGMA-1	Mus musculus Rattus norvegicus	Adaptin_N Clat_adaptor_s	heteromer asymmetric	link
2vgl	AP-2 COMPLEX SUBUNIT BETA-1 AP-2 COMPLEX SUBUNIT MU-1	Homo sapiens Rattus norvegicus	Adap_comp_sub Adaptin_N Clat_adaptor_s	heteromer asymmetric	link
2vha	PERIPLASMIC BINDING TRANSPORT PROTEIN	Shigella flexneri	SBP_bac_3	homomer cyclic	link
2vhh	CG3027-PA	Drosophila melanogaster	-	homomer cyclic	link
2vi7	ACETYLTRANSFERASE PA1377	Pseudomonas aeruginosa	Acetyltransf_1	homomer cyclic	link
2vji	TAILSPIKE PROTEIN	Salmonella virus HK620	Phage_spike_2	homomer cyclic	link
2vjv	TRANSPOSASE ORFA	Helicobacter pylori	Y1_Tnp	homomer cyclic	link
2vk0	INSULIN B CHAIN	Homo sapiens	Insulin	heteromer dihedral	link
2vk8	PYRUVATE DECARBOXYLASE ISOZYME 1	Saccharomyces cerevisiae	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer cyclic	link
2vkj	TM1634	Thermotoga maritima	-	homomer asymmetric	link
2vkn	MAP KINASE KINASE PBS2 PROTEIN SSU81	Saccharomyces cerevisiae	SH3_1	monomer asymmetric	link
2vky	TAIL PROTEIN, PIIGCN4	Saccharomyces cerevisiae,Salmonella virus P22	Head_binding	homomer cyclic	link
2vof	BCL-2-BINDING COMPONENT 3	Mus musculus	PUMA	heteromer asymmetric	link
2voh	BCL-2 HOMOLOGOUS ANTAGONIST/KILLER BCL-2-RELATED PROTEIN A1	Mus musculus	Bcl-2	heteromer asymmetric	link
2vp0	DEOXYNUCLEOSIDE KINASE	Drosophila melanogaster	dNK	homomer cyclic	link
2vp8	DIHYDROPTEROATE SYNTHASE 2	Mycobacterium tuberculosis	Pterin_bind	homomer cyclic	link
2vpa	NIMA-RELATED PROTEIN	Deinococcus radiodurans	Pyridox_ox_2	homomer cyclic	link
2vpb	B-CELL CLL/LYMPHOMA 9 PROTEIN PYGOPUS HOMOLOG 1	Homo sapiens	PHD	heteromer asymmetric	link
2vpg	B-CELL CLL/LYMPHOMA 9 PROTEIN PYGOPUS HOMOLOG 1	Homo sapiens	PHD	heteromer asymmetric	link
2vpg	HISTONE H3 TAIL PYGOPUS HOMOLOG 1	Homo sapiens	PHD	heteromer asymmetric	link
2vpv	PROTEIN MIF2	Saccharomyces cerevisiae	CENP-C_C	homomer dihedral	link
2vpz	HYPOTHETICAL MEMBRANE SPANNING PROTEIN	Thermus thermophilus	NrfD_2	heteromer cyclic	link
2vqe	30S RIBOSOMAL PROTEIN S10 30S RIBOSOMAL PROTEIN S14 TYPE Z	Thermus thermophilus	Ribosomal_S10 Ribosomal_S14	heteromer asymmetric	link
2vqr	PUTATIVE SULFATASE	Rhizobium leguminosarum	DUF4976 Sulfatase	homomer dihedral	link
2vr0	CYTOCHROME C NITRITE REDUCTASE, CATALYTIC SUBUNIT NFRA	Desulfovibrio vulgaris	Cytochrom_C552	heteromer cyclic	link
2vr0	NAPC/NIRT CYTOCHROME C FAMILY PROTEIN	Desulfovibrio vulgaris	Cytochrom_NNT	heteromer cyclic	link
2vr3	CLUMPING FACTOR A FIBRINOGEN GAMMA-CHAIN	Homo sapiens Staphylococcus aureus	SdrG_C_C	monomer asymmetric	link
2vr5	GLYCOGEN OPERON PROTEIN GLGX	Saccharolobus solfataricus	Alpha-amylase Alpha-amylase_C CBM_48	homomer dihedral	link
2vro	ALDEHYDE DEHYDROGENASE	Paraburkholderia xenovorans	Aldedh	homomer cyclic	link
2vrs	SIGMA-C CAPSID PROTEIN	Avian orthoreovirus	Reo_sigmaC	homomer cyclic	link
2vsg	VARIANT SURFACE GLYCOPROTEIN ILTAT 1.24	Trypanosoma brucei	Trypan_glycop	homomer cyclic	link
2vsm	EPHRIN-B2 HEMAGGLUTININ-NEURAMINIDASE	Homo sapiens Nipah henipavirus	Ephrin HN	heteromer asymmetric	link
2vsw	DUAL SPECIFICITY PROTEIN PHOSPHATASE 16	Homo sapiens	Rhodanese	homomer dihedral	link
2vt1	SURFACE PRESENTATION OF ANTIGENS PROTEIN SPAS	Shigella flexneri	Bac_export_2	heteromer asymmetric	link
2vtw	FIBER PROTEIN 2	Fowl aviadenovirus A	AdHead_fibreRBD	homomer cyclic	link
2vug	PAB1020	Pyrococcus abyssi	RNA_ligase	homomer cyclic	link
2vun	ENAMIDASE	Eubacterium barkeri	Amidohydro_1	homomer dihedral	link
2vvf	MAJOR CAPSID PROTEIN P2	Pseudoalteromonas virus PM2	P2_N	homomer cyclic	link
2vvp	RIBOSE-5-PHOSPHATE ISOMERASE B	Mycobacterium tuberculosis	LacAB_rpiB	homomer cyclic	link
2vws	YFAU, 2-KETO-3-DEOXY SUGAR ALDOLASE	Escherichia coli	HpcH_HpaI	homomer dihedral	link
2vxb	DNA REPAIR PROTEIN RHP9	Schizosaccharomyces pombe	BRCT	homomer cyclic	link
2vxt	INTERLEUKIN-18 MURINE IGG 125-2H	Homo sapiens Mus musculus	C1-set IL1 V-set	heteromer asymmetric	link
2vxt	MURINE IGG 125-2H	Mus musculus	C1-set V-set	heteromer asymmetric	link
2vxx	STARVATION INDUCED DNA BINDING PROTEIN	Synechococcus elongatus	Ferritin	homomer tetrahedral	link
2vzb	PUTATIVE BACTERIOFERRITIN-RELATED PROTEIN	Bacteroides fragilis	Ferritin	homomer tetrahedral	link
2w01	ADENYLATE CYCLASE	Synechocystis sp. PCC 6803	Guanylate_cyc	homomer cyclic	link
2w19	3-DEOXY-D-ARABINO-HEPTULOSONATE 7-PHOSPHATE SYNTHASE AROG	Mycobacterium tuberculosis	-	heteromer dihedral	link
2w19	CHORISMATE MUTASE	Mycobacterium tuberculosis	-	heteromer dihedral	link
2w1t	STAGE V SPORULATION PROTEIN T	Bacillus subtilis	MazE_antitoxin SpoVT_C	heteromer asymmetric	link
2w1v	NITRILASE HOMOLOG 2	Mus musculus	CN_hydrolase	homomer cyclic	link
2w2m	PROPROTEIN CONVERTASE SUBTILISIN/KEXIN TYPE 9	Homo sapiens	Inhibitor_I9 Peptidase_S8	heteromer asymmetric	link
2w3g	TWO COMPONENT SENSOR HISTIDINE KINASE DEVS (GAF FAMILY PROTEIN)	Mycobacterium tuberculosis	GAF_2	homomer cyclic	link
2w3p	BENZOYL-COA-DIHYDRODIOL LYASE	Paraburkholderia xenovorans	ECH_1	homomer cyclic	link
2w3x	CALE7	Micromonospora echinospora	-	homomer dihedral	link
2w4l	DEOXYCYTIDYLATE DEAMINASE	Homo sapiens	-	homomer dihedral	link
2w4l	DEOXYCYTIDYLATE DEAMINASE	Homo sapiens	dCMP_cyt_deam_1	homomer dihedral	link
2w6a	ARF GTPASE-ACTIVATING PROTEIN GIT1	Rattus norvegicus	GIT_CC	homomer cyclic	link
2w6b	RHO GUANINE NUCLEOTIDE EXCHANGE FACTOR 7	Rattus norvegicus	betaPIX_CC	homomer cyclic	link
2w7z	PENTAPEPTIDE REPEAT FAMILY PROTEIN	Enterococcus faecalis	Pentapeptide_4	homomer cyclic	link
2w82	ORF18	Enterococcus faecalis	ArdA	homomer cyclic	link
2w83	C-JUN-AMINO-TERMINAL KINASE-INTERACTING PROTEIN 4	Homo sapiens	JIP_LZII	heteromer asymmetric	link
2w8m	ORF D212	Sulfolobus spindle-shaped virus 8	VirArc_Nuclease	homomer cyclic	link
2w8t	SERINE PALMITOYLTRANSFERASE	Sphingomonas paucimobilis	Aminotran_1_2	homomer cyclic	link
2wam	CONSERVED HYPOTHETICAL ALANINE AND LEUCINE RICH PROTEIN	Mycobacterium tuberculosis	PAC2	homomer dihedral	link
2was	3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE	Saccharomyces cerevisiae	ACPS	homomer cyclic	link
2wb3	HYALURONIDASE-PHAGE ASSOCIATED	Streptococcus pyogenes	Hyaluronidase_1	homomer dihedral	link
2wbv	FIBER PROTEIN	Canine mastadenovirus A	-	homomer cyclic	link
2wc0	INSULIN A CHAIN INSULIN-DEGRADING ENZYME	Homo sapiens	Insulin Peptidase_M16 Peptidase_M16_C Peptidase_M16_M	heteromer asymmetric	link
2wc7	ALPHA AMYLASE, CATALYTIC REGION	Nostoc punctiforme	Alpha-amylase DUF3459	homomer cyclic	link
2wd5	STRUCTURAL MAINTENANCE OF CHROMOSOMES PROTEIN 1A STRUCTURAL MAINTENANCE OF CHROMOSOMES PROTEIN 3	Mus musculus	SMC_hinge	heteromer asymmetric	link
2we5	CARBAMATE KINASE 1	Enterococcus faecalis	AA_kinase	homomer cyclic	link
2we8	XANTHINE DEHYDROGENASE	Mycolicibacterium smegmatis	XdhC_C XdhC_CoxI	homomer cyclic	link
2wg5	GENERAL CONTROL PROTEIN GCN4, PROTEASOME-ACTIVATING NUCLEOTIDASE	Archaeoglobus fulgidus,Saccharomyces cerevisiae	Prot_ATP_ID_OB	homomer cyclic	link
2wge	3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE 1	Mycobacterium tuberculosis	Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
2wii	COMPLEMENT C3 BETA CHAIN COMPLEMENT C3B ALPHA' CHAIN	Homo sapiens	A2M A2M_N A2M_N_2 A2M_comp A2M_recep NTR Thiol-ester_cl	heteromer asymmetric	link
2wjn	REACTION CENTER PROTEIN L CHAIN REACTION CENTER PROTEIN M CHAIN	Blastochloris viridis	Photo_RC	heteromer asymmetric	link
2wk9	CAI-1 AUTOINDUCER SYNTHASE	Vibrio cholerae	Aminotran_1_2	homomer cyclic	link
2wkb	MACROPHAGE MIGRATION INHIBITORY FACTOR	Plasmodium berghei	-	homomer cyclic	link
2wkc	ORF34P2	Lactococcus virus P2	Phage_SSB	homomer dihedral	link
2wkk	GALECTIN-2	Coprinopsis cinerea	Gal-bind_lectin	homomer dihedral	link
2wkn	FORMAMIDASE	Delftia acidovorans	FmdA_AmdA	homomer dihedral	link
2wlg	POLYSIALIC ACID O-ACETYLTRANSFERASE	Neisseria meningitidis	-	homomer cyclic	link
2wlg	POLYSIALIC ACID O-ACETYLTRANSFERASE	Neisseria meningitidis	Hexapep	homomer cyclic	link
2wlu	DPS-LIKE PEROXIDE RESISTANCE PROTEIN	Streptococcus pyogenes	Ferritin	homomer tetrahedral	link
2wn3	DISCOIDIN-1 SUBUNIT A	Dictyostelium discoideum	F5_F8_type_C H_lectin	homomer cyclic	link
2wnh	3-PHYTASE	Klebsiella pneumoniae	His_Phos_2	homomer cyclic	link
2wnr	PROBABLE EXOSOME COMPLEX EXONUCLEASE 1 PROBABLE EXOSOME COMPLEX EXONUCLEASE 2	Methanothermobacter thermautotrophicus	RNase_PH RNase_PH_C	heteromer cyclic	link
2wnw	ACTIVATED BY TRANSCRIPTION FACTOR SSRB	Salmonella enterica	Glyco_hydro_30 Glyco_hydro_30C	homomer cyclic	link
2wnx	GLYCOSIDE HYDROLASE, FAMILY 9	Hungateiclostridium thermocellum	CBM_3	homomer cyclic	link
2wp4	MOLYBDOPTERIN-CONVERTING FACTOR SUBUNIT 2 1	Mycobacterium tuberculosis	MoaE	homomer cyclic	link
2wq4	LECTIN	Burkholderia cenocepacia	-	homomer cyclic	link
2wqd	PHOSPHOENOLPYRUVATE-PROTEIN PHOSPHOTRANSFERASE	Staphylococcus aureus	PEP-utilisers_N PEP-utilizers PEP-utilizers_C	homomer cyclic	link
2wqi	TUMOR PROTEIN P73	Homo sapiens	-	homomer dihedral	link
2wqi	TUMOR PROTEIN P73	Homo sapiens	P53_tetramer	homomer dihedral	link
2wqj	TUMOR PROTEIN P73	Homo sapiens	-	homomer dihedral	link
2wqk	5'-NUCLEOTIDASE SURE	Aquifex aeolicus	SurE	homomer dihedral	link
2wqp	POLYSIALIC ACID CAPSULE BIOSYNTHESIS PROTEIN SIAC	Neisseria meningitidis	NeuB SAF	homomer cyclic	link
2wsw	BCCT FAMILY BETAINE/CARNITINE/CHOLINE TRANSPORTER	Proteus mirabilis	BCCT	homomer cyclic	link
2wtk	SERINE/THREONINE-PROTEIN KINASE 11 STE20-RELATED KINASE ADAPTER PROTEIN ALPHA	Homo sapiens	-	heteromer asymmetric	link
2wu8	GLUCOSE-6-PHOSPHATE ISOMERASE	Mycobacterium tuberculosis	PGI	homomer cyclic	link
2wux	POLYHEDRIN	Autographa californica multiple nucleopolyhedrovirus	Polyhedrin	homomer tetrahedral	link
2wvf	PUTATIVE NICKEL-RESPONSIVE REGULATOR	Helicobacter pylori	NikR_C RHH_1	homomer asymmetric	link
2ww6	FIBRITIN	Escherichia virus T4	Fibritin_C	homomer cyclic	link
2wx3	MRNA-DECAPPING ENZYME 1A	Homo sapiens	mRNA_decap_C	homomer asymmetric	link
2wx4	DECAPPING PROTEIN 1	Drosophila melanogaster	mRNA_decap_C	homomer asymmetric	link
2wya	HYDROXYMETHYLGLUTARYL-COA SYNTHASE, MITOCHONDRIAL	Homo sapiens	-	homomer cyclic	link
2wyl	L-ASCORBATE-6-PHOSPHATE LACTONASE ULAG	Escherichia coli	Lactamase_B_3	homomer dihedral	link
2wzp	CAMELID VHH5 PUTATIVE RECEPTOR BINDING PROTEIN	Lactococcus virus P2 Lama glama	Caudo_bapla_RBP V-set	heteromer cyclic	link
2wzp	LACTOCOCCAL PHAGE P2 ORF16	Lactococcus virus P2	Caudo_bapla16	heteromer cyclic	link
2wzp	PUTATIVE RECEPTOR BINDING PROTEIN	Lactococcus virus P2	Caudo_bapla_RBP	heteromer cyclic	link
2wzv	NFNB PROTEIN	Mycolicibacterium smegmatis	Nitroreductase	homomer cyclic	link
2x06	L-SULFOLACTATE DEHYDROGENASE	Methanocaldococcus jannaschii	-	homomer cyclic	link
2x0k	RIBOFLAVIN BIOSYNTHESIS PROTEIN RIBF	Corynebacterium ammoniagenes	FAD_syn Flavokinase	homomer dihedral	link
2x0x	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT ALPHA RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT BETA	Escherichia coli	ATP-cone Ribonuc_red_lgC Ribonuc_red_lgN	homomer dihedral	link
2x0x	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT ALPHA	Escherichia coli	ATP-cone Ribonuc_red_lgC Ribonuc_red_lgN	homomer dihedral	link
2x19	GTP-BINDING NUCLEAR PROTEIN GSP1/CNR1 IMPORTIN-13	Homo sapiens Saccharomyces cerevisiae	IBN_N Ras Xpo1	heteromer asymmetric	link
2x24	ACETYL-COA CARBOXYLASE	Bos taurus	Carboxyl_trans	homomer cyclic	link
2x2s	AGGLUTININ	Sclerotinia sclerotiorum	-	homomer cyclic	link
2x36	LON PROTEASE HOMOLOG, MITOCHONDRIAL	Homo sapiens	Lon_C	homomer asymmetric	link
2x3d	SSO6206	Saccharolobus solfataricus	DUF211	homomer dihedral	link
2x3h	K5 LYASE	Escherichia virus K1-5	-	homomer cyclic	link
2x4h	HYPOTHETICAL PROTEIN SSO2273	Saccharolobus solfataricus	Fe_dep_repr_C Fe_dep_repress	homomer cyclic	link
2x4j	HYPOTHETICAL PROTEIN ORF137	Pyrobaculum spherical virus	-	homomer cyclic	link
2x4k	4-OXALOCROTONATE TAUTOMERASE	Staphylococcus aureus	-	homomer dihedral	link
2x4k	4-OXALOCROTONATE TAUTOMERASE	Staphylococcus aureus	Tautomerase	homomer dihedral	link
2x5c	HYPOTHETICAL PROTEIN ORF131	Pyrobaculum spherical virus	-	homomer cyclic	link
2x5d	PROBABLE AMINOTRANSFERASE	Pseudomonas aeruginosa	-	homomer dihedral	link
2x5f	ASPARTATE_TYROSINE_PHENYLALANINE PYRIDOXAL-5' PHOSPHATE-DEPENDENT AMINOTRANSFERASE	Staphylococcus aureus	Aminotran_1_2	homomer cyclic	link
2x7a	BONE MARROW STROMAL ANTIGEN 2	Homo sapiens	BST2	homomer cyclic	link
2x7r	TRANSMEMBRANE PROTEIN GP41	Human immunodeficiency virus 1	-	heteromer asymmetric	link
2x7x	SENSOR PROTEIN	Bacteroides thetaiotaomicron	Peripla_BP_4	homomer cyclic	link
2x8u	SERINE PALMITOYLTRANSFERASE	Sphingomonas wittichii	Aminotran_1_2	homomer cyclic	link
2xak	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT ALPHA	Escherichia coli	ATP-cone Ribonuc_red_lgC Ribonuc_red_lgN	homomer dihedral	link
2xay	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT ALPHA RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT BETA	Escherichia coli	ATP-cone Ribonuc_red_lgC Ribonuc_red_lgN	homomer dihedral	link
2xay	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT ALPHA	Escherichia coli	ATP-cone Ribonuc_red_lgC Ribonuc_red_lgN	homomer dihedral	link
2xaz	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT ALPHA RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT BETA	Escherichia coli	ATP-cone Ribonuc_red_lgC Ribonuc_red_lgN	homomer dihedral	link
2xaz	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE 1 SUBUNIT ALPHA	Escherichia coli	ATP-cone Ribonuc_red_lgC Ribonuc_red_lgN	homomer dihedral	link
2xbg	YCF48-LIKE PROTEIN	Thermosynechococcus elongatus	PSII_BNR	homomer cyclic	link
2xcb	REGULATORY PROTEIN PCRH	Pseudomonas aeruginosa	TPR_3	homomer cyclic	link
2xcj	C PROTEIN	Escherichia virus P2	HTH_3	homomer cyclic	link
2xcm	CYTOSOLIC HEAT SHOCK PROTEIN 90 RAR1	Arabidopsis thaliana Hordeum vulgare	CHORD HATPase_c HSP90	heteromer asymmetric	link
2xcs	DNA GYRASE SUBUNIT B, DNA GYRASE SUBUNIT A	Staphylococcus aureus	DNA_gyraseB_C DNA_topoisoIV Toprim	homomer cyclic	link
2xcz	POSSIBLE ATLS1-LIKE LIGHT-INDUCIBLE PROTEIN	Prochlorococcus marinus	MIF	homomer cyclic	link
2xdj	UNCHARACTERIZED PROTEIN YBGF	Escherichia coli	-	homomer cyclic	link
2xdq	LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE SUBUNIT B LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE SUBUNIT N	Thermosynechococcus elongatus	Oxidored_nitro	heteromer cyclic	link
2xf4	HYDROXYACYLGLUTATHIONE HYDROLASE	Salmonella enterica	Lactamase_B	homomer cyclic	link
2xg5	CHAPERONE PROTEIN PAPD PAP FIMBRIAL MINOR PILIN PROTEIN	Escherichia coli	PapD_C PapD_N	heteromer asymmetric	link
2xgf	LONG TAIL FIBER PROTEIN P37	Escherichia virus T4	Collar Phage_fiber	homomer cyclic	link
2xgt	ASPARAGINYL-TRNA SYNTHETASE, CYTOPLASMIC	Brugia malayi	tRNA-synt_2 tRNA_anti-codon	homomer cyclic	link
2xgu	RELIK CAPSID N-TERMINAL DOMAIN	Oryctolagus cuniculus	Gag_p24	homomer cyclic	link
2xgw	PEROXIDE RESISTANCE PROTEIN	Streptococcus pyogenes	Ferritin	homomer tetrahedral	link
2xhe	SYNTAXIN1 UNC18	Monosiga brevicollis	SNARE Sec1 Syntaxin	heteromer asymmetric	link
2xhf	PEROXIREDOXIN 5	Alvinella pompejana	Redoxin	homomer cyclic	link
2xhl	BOTULINUM NEUROTOXIN B HEAVY CHAIN BOTULINUM NEUROTOXIN B LIGHT CHAIN	Clostridium botulinum	Peptidase_M27 Toxin_trans	heteromer asymmetric	link
2xhz	ARABINOSE 5-PHOSPHATE ISOMERASE	Escherichia coli	SIS	homomer dihedral	link
2xi5	RNA POLYMERASE L	California encephalitis orthobunyavirus	L_protein_N	homomer dihedral	link
2xig	FERRIC UPTAKE REGULATION PROTEIN	Helicobacter pylori	-	homomer cyclic	link
2xig	FERRIC UPTAKE REGULATION PROTEIN	Helicobacter pylori	FUR	homomer cyclic	link
2xij	METHYLMALONYL-COA MUTASE, MITOCHONDRIAL	Homo sapiens	B12-binding MM_CoA_mutase	homomer cyclic	link
2xkj	TOPOISOMERASE IV	Acinetobacter baumannii	DNA_gyraseB_C DNA_topoisoIV Toprim	homomer cyclic	link
2xko	GLOBAL NITROGEN REGULATOR	Synechococcus elongatus	HTH_Crp_2 cNMP_binding	heteromer cyclic	link
2xme	CTP-INOSITOL-1-PHOSPHATE CYTIDYLYLTRANSFERASE	Archaeoglobus fulgidus	NTP_transf_3	homomer cyclic	link
2xmj	SSR2857 PROTEIN	Synechocystis sp. PCC 6803	HMA	homomer cyclic	link
2xot	AMPHOTERIN-INDUCED PROTEIN 1	Mus musculus	I-set LRR_8	homomer cyclic	link
2xp1	SPT6	Antonospora locustae	SH2_2	homomer cyclic	link
2xpi	ANAPHASE-PROMOTING COMPLEX SUBUNIT CUT9	Schizosaccharomyces pombe	ANAPC3 TPR_12 TPR_8	heteromer cyclic	link
2xpw	TETRACYCLINE REPRESSOR PROTEIN CLASS D	Escherichia coli	TetR_C TetR_N	homomer cyclic	link
2xpx	APOPTOSIS REGULATOR BHRF1 BCL-2 HOMOLOGOUS ANTAGONIST/KILLER	Homo sapiens Human gammaherpesvirus 4	Bcl-2	heteromer asymmetric	link
2xqq	DYNEIN LIGHT CHAIN 2, CYTOPLASMIC	Homo sapiens	Dynein_light	homomer cyclic	link
2xrn	HTH-TYPE TRANSCRIPTIONAL REGULATOR TTGV	Pseudomonas putida	HTH_IclR IclR	homomer dihedral	link
2xss	CGMP-SPECIFIC 3', 5'-CYCLIC PHOSPHODIESTERASE	Homo sapiens	GAF	homomer dihedral	link
2xt2	MCBG-LIKE PROTEIN	Xanthomonas albilineans	Pentapeptide_4	homomer cyclic	link
2xt9	2-OXOGLUTARATE DECARBOXYLASE	Mycolicibacterium smegmatis	E1_dh OxoGdeHyase_C Transket_pyr	heteromer cyclic	link
2xtc	F-BOX-LIKE/WD REPEAT-CONTAINING PROTEIN TBL1X	Homo sapiens	LisH	homomer dihedral	link
2xts	CYTOCHROME SULFITE DEHYDROGENASE	Paracoccus pantotrophus	Cytochrome_CBB3 Mo-co_dimer Oxidored_molyb	heteromer cyclic	link
2xu8	PA1645	Pseudomonas aeruginosa	DUF5086	homomer cyclic	link
2xua	3-OXOADIPATE ENOL-LACTONASE	Paraburkholderia xenovorans	Hydrolase_4	homomer cyclic	link
2xus	BREAST CANCER METASTASIS-SUPPRESSOR 1	Homo sapiens	-	homomer dihedral	link
2xvc	CDVA, SSO0911 ESCRT-III	Saccharolobus solfataricus	-	monomer asymmetric	link
2xvy	CHELATASE, PUTATIVE	Desulfovibrio vulgaris	CbiK	homomer dihedral	link
2xwp	SIROHYDROCHLORIN COBALTOCHELATASE	Salmonella enterica	CbiK	homomer dihedral	link
2xwt	THYROID BLOCKING HUMAN AUTOANTIBODY K1-70 HEAVY CHAIN THYROTROPIN RECEPTOR	Homo sapiens	C1-set LRR_5 V-set	heteromer asymmetric	link
2xz2	CSTF-50, ISOFORM B	Drosophila melanogaster	CSTF1_dimer	homomer cyclic	link
2xzz	PROTEIN-GLUTAMINE GAMMA-GLUTAMYLTRANSFERASE K	Homo sapiens	Transglut_C	homomer octahedral	link
2y0m	MALE-SPECIFIC LETHAL 1 HOMOLOG PROBABLE HISTONE ACETYLTRANSFERASE MYST1	Homo sapiens Mus musculus	MOZ_SAS PEHE	heteromer dihedral	link
2y0m	MALE-SPECIFIC LETHAL 1 HOMOLOG	Mus musculus	PEHE	heteromer dihedral	link
2y1l	CASPASE-8	Homo sapiens	Peptidase_C14	heteromer cyclic	link
2y2z	PUTATIVE REPRESSOR SIMREG2	Streptomyces antibioticus	TetR_C TetR_N	homomer cyclic	link
2y3m	PROTEIN TRANSPORT PROTEIN HOFQ	Aggregatibacter actinomycetemcomitans	Secretin_N	homomer cyclic	link
2y48	LYSINE-SPECIFIC DEMETHYLASE 1A REST COREPRESSOR 1	Homo sapiens	Amino_oxidase Myb_DNA-binding SWIRM	heteromer asymmetric	link
2y5s	DIHYDROPTEROATE SYNTHASE	Burkholderia cenocepacia	Pterin_bind	homomer cyclic	link
2y5t	C1 CIIC1 FAB FRAGMENT HEAVY CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
2y5t	CIIC1 FAB FRAGMENT HEAVY CHAIN CIIC1 FAB FRAGMENT LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
2y69	CYTOCHROME C OXIDASE SUBUNIT 1 CYTOCHROME C OXIDASE SUBUNIT 2	Bos taurus	COX1 COX2 COX2_TM	heteromer asymmetric	link
2y69	CYTOCHROME C OXIDASE SUBUNIT 1 CYTOCHROME C OXIDASE SUBUNIT 3	Bos taurus	COX1 COX3	heteromer asymmetric	link
2y73	MEMBRANE PRIMARY AMINE OXIDASE	Homo sapiens	Cu_amine_oxid Cu_amine_oxidN2 Cu_amine_oxidN3	homomer cyclic	link
2y7e	3-KETO-5-AMINOHEXANOATE CLEAVAGE ENZYME	Candidatus Cloacimonas acidaminovorans	BKACE	homomer dihedral	link
2y84	LYSR-TYPE REGULATORY PROTEIN	Burkholderia sp. DNT	LysR_substrate	homomer cyclic	link
2y8n	4-HYDROXYPHENYLACETATE DECARBOXYLASE LARGE SUBUNIT	Clostridium scatologenes	Gly_radical PFL-like	heteromer cyclic	link
2y96	DUAL SPECIFICITY PHOSPHATASE DUPD1	Homo sapiens	DSPc	homomer dihedral	link
2yad	SURFACTANT PROTEIN C BRICHOS DOMAIN	Homo sapiens	BRICHOS SP_C-Propep	homomer cyclic	link
2yal	HTH-TYPE TRANSCRIPTIONAL REGULATOR SINR	Bacillus subtilis	SinI	homomer cyclic	link
2ybo	METHYLTRANSFERASE	Pseudomonas aeruginosa	TP_methylase	homomer cyclic	link
2yc3	2-C-METHYL-D-ERYTHRITOL 4-PHOSPHATE CYTIDYLYLTRANSFERASE, CHLOROPLASTIC	Arabidopsis thaliana	IspD	homomer cyclic	link
2ych	COMPETENCE PROTEIN PILM COMPETENCE PROTEIN PILN	Thermus thermophilus	PilM_2	monomer asymmetric	link
2yci	5-METHYLTETRAHYDROFOLATE CORRINOID/IRON SULFUR PROTEIN METHYLTRANSFERASE	Carboxydothermus hydrogenoformans	Pterin_bind	homomer cyclic	link
2yd6	PTPRD PROTEIN	Homo sapiens	I-set	homomer cyclic	link
2yev	CAA3-TYPE CYTOCHROME OXIDASE SUBUNIT IV CYTOCHROME C OXIDASE POLYPEPTIDE I+III	Thermus thermophilus	-	heteromer asymmetric	link
2yf4	MAZG-LIKE NUCLEOSIDE TRIPHOSPHATE PYROPHOSPHOHYDROLASE	Deinococcus radiodurans	PRA-PH	homomer cyclic	link
2yfo	ALPHA-GALACTOSIDASE-SUCROSE KINASE AGASK	[Ruminococcus] gnavus	Glyco_hydro_36C Glyco_hydro_36N Melibiase	homomer dihedral	link
2yfv	HISTONE H3-LIKE CENTROMERIC PROTEIN CSE4 HISTONE H4	Kluyveromyces lactis	CENP-T_C Histone	heteromer asymmetric	link
2ygk	NURA	Saccharolobus solfataricus	NurA	homomer cyclic	link
2ygw	MALONYL-COA DECARBOXYLASE, MITOCHONDRIAL	Homo sapiens	MCD MCD_N	homomer cyclic	link
2yh9	SMALL PROTEIN A	Escherichia coli	-	homomer dihedral	link
2yh9	SMALL PROTEIN A	Escherichia coli	SmpA_OmlA	homomer dihedral	link
2yhe	SEC-ALKYL SULFATASE	Pseudomonas sp. DSM 6611	Alkyl_sulf_C Alkyl_sulf_dimr Lactamase_B	homomer cyclic	link
2yic	2-OXOGLUTARATE DECARBOXYLASE	Mycolicibacterium smegmatis	E1_dh OxoGdeHyase_C Transket_pyr	homomer cyclic	link
2yim	PROBABLE ALPHA-METHYLACYL-COA RACEMASE MCR (2-METHYLACYL-COA RACEMASE) (2-ARYLPROPIONYL-COA EPIMERASE )	Mycobacterium tuberculosis	CoA_transf_3	homomer cyclic	link
2yiu	CYTOCHROME B CYTOCHROME C1, HEME PROTEIN	Paracoccus denitrificans	Cytochrom_B_C Cytochrom_C1 Cytochrome_B	heteromer cyclic	link
2yj1	ALPHA-BETA-PUMA BH3 FOLDAMER BCL-2-LIKE PROTEIN 1	Homo sapiens synthetic construct	PUMA	heteromer cyclic	link
2yk4	CMP-N-ACETYLNEURAMINATE-BETA-GALACTOSAMIDE-ALPHA-2,3-SIALYLTRANSFERASE	Neisseria meningitidis	Glyco_transf_52	homomer cyclic	link
2yko	LINE-1 ORF1P	Homo sapiens	Tnp_22_dsRBD Tnp_22_trimer Transposase_22	homomer cyclic	link
2yma	PROTEIN OS-9 HOMOLOG	Saccharomyces cerevisiae	Yos9_DD	homomer cyclic	link
2ymk	DCD-1	Homo sapiens	Dermcidin	homomer dihedral	link
2yn5	PUTATIVE INNER MEMBRANE PROTEIN	Salmonella enterica	Big_3_2	homomer dihedral	link
2ynm	LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE IRON-SULFUR ATP-BINDING PROTEIN LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE SUBUNIT B	Prochlorococcus marinus	Oxidored_nitro PCP_red	heteromer cyclic	link
2ynm	LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE IRON-SULFUR ATP-BINDING PROTEIN	Prochlorococcus marinus	Fer4_NifH	heteromer cyclic	link
2yny	GENERAL CONTROL PROTEIN GCN4, PUTATIVE INNER MEMBRANE PROTEIN	Saccharomyces cerevisiae,Salmonella enterica	-	homomer cyclic	link
2ynz	GENERAL CONTROL PROTEIN GCN4, PUTATIVE INNER MEMBRANE PROTEIN	Saccharomyces cerevisiae,Salmonella enterica	YadA_stalk	homomer cyclic	link
2yoc	PULLULANASE	Klebsiella oxytoca	CBM_48 DUF3372 PUD	homomer cyclic	link
2yq7	BCL-2-LIKE PROTEIN 1	Homo sapiens	BH4 Bcl-2	homomer cyclic	link
2yut	PUTATIVE SHORT-CHAIN OXIDOREDUCTASE	Thermus thermophilus	adh_short	homomer cyclic	link
2yva	DNAA INITIATOR-ASSOCIATING PROTEIN DIAA	Escherichia coli	SIS_2	homomer dihedral	link
2yve	TRANSCRIPTIONAL REGULATOR	Corynebacterium glutamicum	TetR_N	homomer cyclic	link
2yvp	MUTT/NUDIX FAMILY PROTEIN	Thermus thermophilus	NUDIX	homomer cyclic	link
2yvs	GLYCOLATE OXIDASE SUBUNIT GLCE	Thermus thermophilus	-	homomer cyclic	link
2yvv	HYALURONIDASE, PHAGE ASSOCIATED	Streptococcus pyogenes	Hyaluronidase_1	homomer cyclic	link
2yvy	MG2+ TRANSPORTER MGTE	Thermus thermophilus	CBS MgtE_N	homomer cyclic	link
2yw3	4-HYDROXY-2-OXOGLUTARATE ALDOLASE/2-DEYDRO-3-DEOXYPHOSPHOGLUCONATE ALDOLASE	Thermus thermophilus	Aldolase	homomer cyclic	link
2ywb	GMP SYNTHASE [GLUTAMINE-HYDROLYZING]	Thermus thermophilus	GATase GMP_synt_C	homomer cyclic	link
2yxh	MAZG-RELATED PROTEIN	Thermotoga maritima	MazG	homomer cyclic	link
2yxo	HISTIDINOL PHOSPHATASE	Thermus thermophilus	PHP PHP_C	homomer dihedral	link
2yxz	THIAMIN-MONOPHOSPHATE KINASE	Thermus thermophilus	AIRS AIRS_C	homomer cyclic	link
2yy0	C-MYC-BINDING PROTEIN	Homo sapiens	-	homomer cyclic	link
2yyb	HYPOTHETICAL PROTEIN TTHA1606	Thermus thermophilus	NIF3	homomer dihedral	link
2yyi	4-HYDROXYPHENYLACETATE-3-HYDROXYLASE	Thermus thermophilus	HpaB HpaB_N	homomer dihedral	link
2yyy	GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE	Methanocaldococcus jannaschii	DapB_N Gp_dh_C	homomer cyclic	link
2yz2	PUTATIVE ABC TRANSPORTER ATP-BINDING PROTEIN TM_0222	Thermotoga maritima	-	homomer dihedral	link
2yz2	PUTATIVE ABC TRANSPORTER ATP-BINDING PROTEIN TM_0222	Thermotoga maritima	ABC_tran	homomer dihedral	link
2yzi	HYPOTHETICAL PROTEIN PH0107	Pyrococcus horikoshii	CBS	homomer cyclic	link
2yzj	167AA LONG HYPOTHETICAL DUTPASE	Sulfurisphaera tokodaii	dUTPase	homomer cyclic	link
2yzk	OROTATE PHOSPHORIBOSYLTRANSFERASE	Aeropyrum pernix	Pribosyltran	homomer cyclic	link
2yzt	PUTATIVE UNCHARACTERIZED PROTEIN TTHA1756	Thermus thermophilus	-	homomer cyclic	link
2z08	UNIVERSAL STRESS PROTEIN FAMILY	Thermus thermophilus	Usp	homomer dihedral	link
2z0j	PUTATIVE UNCHARACTERIZED PROTEIN TTHA1438	Thermus thermophilus	2-ph_phosp	homomer cyclic	link
2z1u	HYDROGENASE EXPRESSION/FORMATION PROTEIN HYPE	Desulfovibrio vulgaris	AIRS AIRS_C	homomer cyclic	link
2z2t	FUSION INHIBITOR PEPTIDE SC34EK GP41 FRAGMENT N36	Human immunodeficiency virus 1	-	homomer cyclic	link
2z2t	GP41 FRAGMENT N36	Human immunodeficiency virus 1	-	homomer cyclic	link
2z3f	HISTONE CHAPERONE CIA1	Schizosaccharomyces pombe	ASF1_hist_chap	homomer cyclic	link
2z3g	BLASTICIDIN-S DEAMINASE	Aspergillus terreus	dCMP_cyt_deam_1	homomer dihedral	link
2z51	NIFU-LIKE PROTEIN 2, CHLOROPLAST	Arabidopsis thaliana	NifU	homomer cyclic	link
2z5b	PROTEIN YPL144W UNCHARACTERIZED PROTEIN YLR021W	Saccharomyces cerevisiae	POC3_POC4	heteromer asymmetric	link
2z5h	GENERAL CONTROL PROTEIN GCN4 AND TROPOMYOSIN ALPHA-1 CHAIN TROPONIN T, FAST SKELETAL MUSCLE ISOFORMS	Gallus gallus Saccharomyces cerevisiae,Oryctolagus cuniculus	Tropomyosin Troponin	heteromer asymmetric	link
2z5h	GENERAL CONTROL PROTEIN GCN4 AND TROPOMYOSIN ALPHA-1 CHAIN	Saccharomyces cerevisiae,Oryctolagus cuniculus	Tropomyosin	heteromer asymmetric	link
2z5w	BCLA PROTEIN	Bacillus anthracis	BclA_C	homomer cyclic	link
2z69	DNR PROTEIN	Pseudomonas aeruginosa	cNMP_binding	homomer cyclic	link
2z7b	MLR6791 PROTEIN	Mesorhizobium japonicum	Aldolase_II	homomer cyclic	link
2z9v	ASPARTATE AMINOTRANSFERASE	Mesorhizobium loti	Aminotran_5	homomer dihedral	link
2zad	MUCONATE CYCLOISOMERASE	Thermotoga maritima	MR_MLE_C MR_MLE_N	homomer dihedral	link
2zat	DEHYDROGENASE/REDUCTASE SDR FAMILY MEMBER 4	Sus scrofa	adh_short_C2	homomer dihedral	link
2zbl	PUTATIVE ISOMERASE	Salmonella enterica	-	homomer dihedral	link
2zbt	PYRIDOXAL BIOSYNTHESIS LYASE PDXS	Thermus thermophilus	SOR_SNZ	homomer dihedral	link
2zc0	ALANINE GLYOXYLATE TRANSAMINASE	Thermococcus litoralis	Aminotran_1_2	homomer dihedral	link
2zcw	TRANSCRIPTIONAL REGULATOR, FNR/CRP FAMILY	Thermus thermophilus	HTH_Crp_2 cNMP_binding	homomer cyclic	link
2zd7	VACUOLAR PROTEIN SORTING-ASSOCIATED PROTEIN 75	Saccharomyces cerevisiae	NAP	homomer cyclic	link
2ze3	DFA0005	Deinococcus ficus	PEP_mutase	homomer cyclic	link
2zej	LEUCINE-RICH REPEAT KINASE 2	Homo sapiens	Roc	homomer cyclic	link
2zfc	HIV-1 GP41	-	-	homomer cyclic	link
2zfg	OUTER MEMBRANE PROTEIN F	Escherichia coli	Porin_1	homomer cyclic	link
2zfh	CUTA	Homo sapiens	CutA1	homomer cyclic	link
2zfz	ARGININE REPRESSOR	Mycobacterium tuberculosis	-	homomer dihedral	link
2zfz	ARGININE REPRESSOR	Mycobacterium tuberculosis	Arg_repressor_C	homomer dihedral	link
2zgi	PUTATIVE 4-AMINO-4-DEOXYCHORISMATE LYASE	Thermus thermophilus	-	homomer cyclic	link
2zgi	PUTATIVE 4-AMINO-4-DEOXYCHORISMATE LYASE	Thermus thermophilus	Aminotran_4	homomer cyclic	link
2zgy	PLASMID SEGREGATION PROTEIN PARM	Escherichia coli	StbA	homomer cyclic	link
2zhg	REDOX-SENSITIVE TRANSCRIPTIONAL ACTIVATOR SOXR	Escherichia coli	MerR MerR-DNA-bind	homomer cyclic	link
2zig	PUTATIVE MODIFICATION METHYLASE	Thermus thermophilus	N6_N4_Mtase	homomer cyclic	link
2ziu	CROSSOVER JUNCTION ENDONUCLEASE EME1 MUS81 PROTEIN	Danio rerio Homo sapiens	ERCC4	heteromer asymmetric	link
2zj3	GLUCOSAMINE--FRUCTOSE-6-PHOSPHATE AMINOTRANSFERASE [ISOMERIZING] 1	Homo sapiens	SIS	homomer cyclic	link
2zjr	50S RIBOSOMAL PROTEIN L19 50S RIBOSOMAL PROTEIN L3	Deinococcus radiodurans	Ribosomal_L19 Ribosomal_L3	heteromer asymmetric	link
2zjt	DNA GYRASE SUBUNIT B	Mycobacterium tuberculosis	DNA_gyraseB_C Toprim	homomer cyclic	link
2zki	199AA LONG HYPOTHETICAL TRP REPRESSOR BINDING PROTEIN	Sulfurisphaera tokodaii	FMN_red	homomer dihedral	link
2zkz	TRANSCRIPTIONAL REPRESSOR PAGR	Bacillus anthracis	HTH_5	homomer cyclic	link
2zog	CYTOSOLIC NON-SPECIFIC DIPEPTIDASE	Mus musculus	Peptidase_M20	homomer cyclic	link
2zon	CYTOCHROME C551 DISSIMILATORY COPPER-CONTAINING NITRITE REDUCTASE	Achromobacter xylosoxidans	Cu-oxidase Cu-oxidase_3 Cytochrome_CBB3	heteromer asymmetric	link
2zon	DISSIMILATORY COPPER-CONTAINING NITRITE REDUCTASE	Achromobacter xylosoxidans	Cu-oxidase Cu-oxidase_3	heteromer asymmetric	link
2zoo	PROBABLE NITRITE REDUCTASE	Pseudoalteromonas haloplanktis	Cu-oxidase Cu-oxidase_3 Cytochrom_C	homomer cyclic	link
2zop	PUTATIVE UNCHARACTERIZED PROTEIN TTHB164	Thermus thermophilus	-	homomer cyclic	link
2zop	PUTATIVE UNCHARACTERIZED PROTEIN TTHB164	Thermus thermophilus	Cas_Cmr5	homomer cyclic	link
2zqk	INTIMIN PUTATIVE TRANSLOCATED INTIMIN RECEPTOR PROTEIN (TRANSLOCATED INTIMIN RECEPTOR TIR)	Escherichia coli	Big_2 Intimin_C Tir_receptor_M	heteromer asymmetric	link
2zqk	PUTATIVE TRANSLOCATED INTIMIN RECEPTOR PROTEIN (TRANSLOCATED INTIMIN RECEPTOR TIR)	Escherichia coli	Tir_receptor_M	heteromer asymmetric	link
2zqm	PREFOLDIN BETA SUBUNIT 1	Thermococcus sp. JCM 11816	Prefoldin_2	homomer cyclic	link
2zs0	EXTRACELLULAR GIANT HEMOGLOBIN MAJOR GLOBIN SUBUNIT A2 EXTRACELLULAR GIANT HEMOGLOBIN MAJOR GLOBIN SUBUNIT B1 EXTRACELLULAR GIANT HEMOGLOBIN MAJOR GLOBIN SUBUNIT B2	Oligobrachia mashikoi	Globin	homomer dihedral	link
2zsh	DELLA PROTEIN GAI PROBABLE GIBBERELLIN RECEPTOR GID1L1	Arabidopsis thaliana	Abhydrolase_3 DELLA	heteromer asymmetric	link
2zsj	THREONINE SYNTHASE	Aquifex aeolicus	PALP	homomer cyclic	link
2ztd	HOLLIDAY JUNCTION ATP-DEPENDENT DNA HELICASE RUVA	Mycobacterium tuberculosis	HHH_5 RuvA_C RuvA_N	homomer dihedral	link
2ztj	HOMOCITRATE SYNTHASE	Thermus thermophilus	HMGL-like	homomer cyclic	link
2zu9	MANNOSYL-3-PHOSPHOGLYCERATE SYNTHASE	Pyrococcus horikoshii	Osmo_MPGsynth	homomer cyclic	link
2zuv	LACTO-N-BIOSE PHOSPHORYLASE	Bifidobacterium longum	LBP_C LBP_M Lact_bio_phlase	homomer cyclic	link
2zvb	PRECORRIN-3 C17-METHYLTRANSFERASE	Thermus thermophilus	TP_methylase	homomer cyclic	link
2zvy	CHEMOTAXIS PROTEIN MOTB	Salmonella enterica	OmpA	homomer cyclic	link
2zxe	NA, K-ATPASE ALPHA SUBUNIT PHOSPHOLEMMAN-LIKE PROTEIN	Squalus acanthias	ATP1G1_PLM_MAT8 Cation_ATPase Cation_ATPase_C Cation_ATPase_N E1-E2_ATPase	heteromer asymmetric	link
2zxx	GEMININ	Mus musculus	Geminin	heteromer asymmetric	link
2zy4	L-ASPARTATE BETA-DECARBOXYLASE	Alcaligenes faecalis	Aminotran_1_2	homomer tetrahedral	link
2zyj	ALPHA-AMINODIPATE AMINOTRANSFERASE	Thermus thermophilus	Aminotran_1_2	homomer cyclic	link
2zz8	LIPL32 PROTEIN	Leptospira interrogans	Lipl32	homomer cyclic	link
2zzd	THIOCYANATE HYDROLASE SUBUNIT BETA THIOCYANATE HYDROLASE SUBUNIT GAMMA	Thiobacillus thioparus	-	heteromer dihedral	link
2zzd	THIOCYANATE HYDROLASE SUBUNIT BETA THIOCYANATE HYDROLASE SUBUNIT GAMMA	Thiobacillus thioparus	NHase_alpha NHase_beta	heteromer dihedral	link
3a11	TRANSLATION INITIATION FACTOR EIF-2B, DELTA SUBUNIT	Thermococcus kodakarensis	-	homomer dihedral	link
3a12	RIBULOSE BISPHOSPHATE CARBOXYLASE	Thermococcus kodakarensis	-	homomer dihedral	link
3a1m	CHIMERA OF THROMBIN CLEAVAGE SITE, TAIL-ASSOCIATED LYSOZYME, FIBRITIN	Escherichia virus T4	-	homomer dihedral	link
3a1m	CHIMERA OF THROMBIN CLEAVAGE SITE, TAIL-ASSOCIATED LYSOZYME, FIBRITIN	Escherichia virus T4	Fibritin_C Gp5_C	homomer dihedral	link
3a1p	30S RIBOSOMAL PROTEIN S19 RIBOSOME MATURATION FACTOR RIMM	Thermus thermophilus	PRC Ribosomal_S19 RimM	heteromer asymmetric	link
3a1y	50S RIBOSOMAL PROTEIN P1 (L12P) ACIDIC RIBOSOMAL PROTEIN P0	Pyrococcus horikoshii	Ribosomal_60s Ribosomal_L10	heteromer asymmetric	link
3a1y	50S RIBOSOMAL PROTEIN P1 (L12P)	Pyrococcus horikoshii	Ribosomal_60s	heteromer asymmetric	link
3a2a	VOLTAGE-GATED HYDROGEN CHANNEL 1	Homo sapiens	VGPC1_C	homomer cyclic	link
3a4j	PHOSPHOTRIESTERASE	Agrobacterium tumefaciens	PTE	homomer cyclic	link
3a5p	HAEMAGGLUTININ I	Physarum polycephalum	-	homomer cyclic	link
3a68	FERRITIN-4, CHLOROPLASTIC	Glycine max	Ferritin	homomer octahedral	link
3a6p	EXPORTIN-5 GTP-BINDING NUCLEAR PROTEIN RAN	Canis lupus Homo sapiens	Ras Xpo1	heteromer asymmetric	link
3a74	LYSYL-TRNA SYNTHETASE	Geobacillus stearothermophilus	tRNA-synt_2 tRNA_anti-codon	homomer cyclic	link
3a7o	AUTOPHAGY PROTEIN 16	Saccharomyces cerevisiae	-	homomer cyclic	link
3a7p	AUTOPHAGY PROTEIN 16	Saccharomyces cerevisiae	ATG16	homomer asymmetric	link
3a8r	PUTATIVE UNCHARACTERIZED PROTEIN	Oryza sativa	EF-hand_7 NADPH_Ox	homomer cyclic	link
3a8u	OMEGA-AMINO ACID--PYRUVATE AMINOTRANSFERASE	Pseudomonas putida	Aminotran_3	homomer dihedral	link
3a98	DEDICATOR OF CYTOKINESIS PROTEIN 2 ENGULFMENT AND CELL MOTILITY PROTEIN 1	Homo sapiens	DOCK_N PH_12 SH3_2	heteromer asymmetric	link
3a9e	13-MER (LXXLL MOTIF) FROM NUCLEAR RECEPTOR COACTIVATOR 2 RETINOIC ACID RECEPTOR ALPHA	Homo sapiens	Hormone_recep	heteromer asymmetric	link
3a9s	D-ARABINOSE ISOMERASE	Aeribacillus pallidus	Fucose_iso_C Fucose_iso_N1 Fucose_iso_N2	homomer dihedral	link
3aa1	23MER PEPTIDE FROM PLECKSTRIN HOMOLOGY DOMAIN-CONTAINING FAMILY O MEMBER 1 F-ACTIN-CAPPING PROTEIN SUBUNIT BETA ISOFORMS 1 AND 2	Gallus gallus Homo sapiens	F_actin_cap_B	heteromer asymmetric	link
3aab	PUTATIVE UNCHARACTERIZED PROTEIN ST1653	Sulfurisphaera tokodaii	HSP20	homomer cyclic	link
3aai	COPPER HOMEOSTASIS OPERON REGULATORY PROTEIN	Thermus thermophilus	-	homomer dihedral	link
3abf	4-OXALOCROTONATE TAUTOMERASE	Thermus thermophilus	-	homomer dihedral	link
3abi	PUTATIVE UNCHARACTERIZED PROTEIN PH1688	Pyrococcus horikoshii	Sacchrp_dh_C Sacchrp_dh_NADP	homomer cyclic	link
3abq	ETHANOLAMINE AMMONIA-LYASE HEAVY CHAIN	Escherichia coli	EutB	heteromer dihedral	link
3acd	HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANSFERASE	Thermus thermophilus	Pribosyltran	homomer cyclic	link
3acz	METHIONINE GAMMA-LYASE	Entamoeba histolytica	-	homomer dihedral	link
3ado	LAMBDA-CRYSTALLIN	Oryctolagus cuniculus	3HCDH 3HCDH_N	homomer cyclic	link
3aei	PREFOLDIN BETA SUBUNIT 2	Thermococcus sp. JCM 11816	Prefoldin_2	homomer cyclic	link
3aek	LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE SUBUNIT B LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE SUBUNIT N	Rhodobacter capsulatus	Oxidored_nitro	homomer cyclic	link
3afo	NADH KINASE POS5	Saccharomyces cerevisiae	NAD_kinase	homomer dihedral	link
3agd	SALT-TOLERANT GLUTAMINASE	Micrococcus luteus	Glutaminase	homomer cyclic	link
3agx	DNAJ HOMOLOG SUBFAMILY B MEMBER 1	Homo sapiens	DnaJ_C	homomer cyclic	link
3ai7	XYLULOSE-5-PHOSPHATE/FRUCTOSE-6-PHOSPHATE PHOSPHOKETOLASE	Bifidobacterium longum	XFP XFP_C XFP_N	homomer cyclic	link
3aia	UPF0217 PROTEIN MJ1640	Methanocaldococcus jannaschii	Methyltrn_RNA_2	homomer cyclic	link
3aj3	4-PYRIDOXOLACTONASE	Mesorhizobium loti	Lactamase_B	homomer cyclic	link
3ajb	PEROXISOMAL BIOGENESIS FACTOR 19 PEROXISOMAL BIOGENESIS FACTOR 3	Homo sapiens	Peroxin-3	heteromer asymmetric	link
3ajf	NON-STRUCTURAL PROTEIN 3	Rice hoja blanca tenuivirus	Tenui_NS3	homomer cyclic	link
3ajr	NDP-SUGAR EPIMERASE	Thermoplasma volcanium	Epimerase	homomer cyclic	link
3ajw	FLAGELLAR FLIJ PROTEIN	Salmonella enterica	FliJ	homomer cyclic	link
3ak8	DNA PROTECTION DURING STARVATION PROTEIN	Salmonella enterica	Ferritin	homomer tetrahedral	link
3ako	VENUS	Plant transformation vector pSITEII-4C1	GFP	heteromer asymmetric	link
3al9	PLEXIN-A2	Mus musculus	PSI Sema	homomer cyclic	link
3alq	TUMOR NECROSIS FACTOR	Homo sapiens	TNF	heteromer cyclic	link
3alu	LECTIN CEL-IV, C-TYPE	Cucumaria echinata	Lectin_C	homomer dihedral	link
3am2	HEAT-LABILE ENTEROTOXIN B CHAIN	Clostridium perfringens	Clenterotox	homomer cyclic	link
3amj	ZINC PEPTIDASE ACTIVE SUBUNIT ZINC PEPTIDASE INACTIVE SUBUNIT	Sphingomonas sp. A1	Peptidase_M16 Peptidase_M16_C	homomer cyclic	link
3anp	TRANSCRIPTIONAL REPRESSOR, TETR FAMILY	Thermus thermophilus	-	homomer cyclic	link
3aoe	GLUTAMATE DEHYDROGENASE	Thermus thermophilus	ELFV_dehydrog ELFV_dehydrog_N	heteromer cyclic	link
3aog	GLUTAMATE DEHYDROGENASE	Thermus thermophilus	ELFV_dehydrog ELFV_dehydrog_N	homomer dihedral	link
3aon	V-TYPE SODIUM ATPASE SUBUNIT D V-TYPE SODIUM ATPASE SUBUNIT G	Enterococcus hirae	ATP-synt_D ATP-synt_F	heteromer asymmetric	link
3apz	GERANYL DIPHOSPHATE SYNTHASE	Arabidopsis thaliana	polyprenyl_synt	homomer cyclic	link
3aqj	BASEPLATE ASSEMBLY PROTEIN V	Escherichia virus P2	-	homomer cyclic	link
3aqj	BASEPLATE ASSEMBLY PROTEIN V	Escherichia virus P2	Phage_base_V	homomer cyclic	link
3ara	DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDOHYDROLASE	Homo sapiens	dUTPase	homomer cyclic	link
3ayh	DNA-DIRECTED RNA POLYMERASE III SUBUNIT RPC8 DNA-DIRECTED RNA POLYMERASE III SUBUNIT RPC9	Schizosaccharomyces pombe	RNA_pol_Rbc25 RNA_pol_Rpb4 SHS2_Rpb7-N	heteromer asymmetric	link
3ayj	PRO-ENZYME OF L-PHENYLALANINE OXIDASE	Pseudomonas sp. P-501	-	homomer cyclic	link
3azd	SHORT ALPHA-TROPOMYOSIN,TRANSCRIPTION FACTOR GCN4	Saccharomyces cerevisiae,Rattus norvegicus	-	homomer cyclic	link
3b02	TRANSCRIPTIONAL REGULATOR, CRP FAMILY	Thermus thermophilus	HTH_Crp_2 cNMP_binding	homomer cyclic	link
3b0b	CENTROMERE PROTEIN S	Gallus gallus	CENP-S	heteromer cyclic	link
3b0c	CENTROMERE PROTEIN T CENTROMERE PROTEIN W	Gallus gallus	CENP-T_C CENP-W	heteromer asymmetric	link
3b0z	FLAGELLAR BIOSYNTHETIC PROTEIN FLHB	Salmonella enterica	Bac_export_2	heteromer asymmetric	link
3b1j	CP12 GLYCERALDEHYDE 3-PHOSPHATE DEHYDROGENASE (NADP+)	Synechococcus elongatus	CP12 Gp_dh_C Gp_dh_N	heteromer dihedral	link
3b1j	GLYCERALDEHYDE 3-PHOSPHATE DEHYDROGENASE (NADP+)	Synechococcus elongatus	Gp_dh_C Gp_dh_N	heteromer dihedral	link
3b2e	ATPASE GET3	Saccharomyces cerevisiae	ArsA_ATPase	heteromer cyclic	link
3b3q	NLGN1 PROTEIN	Mus musculus	COesterase	heteromer cyclic	link
3b46	AMINOTRANSFERASE BNA3	Saccharomyces cerevisiae	Aminotran_1_2	homomer cyclic	link
3b4v	FOLLISTATIN-LIKE 3 INHIBIN BETA A CHAIN	Homo sapiens	TGF_beta	heteromer cyclic	link
3b4w	ALDEHYDE DEHYDROGENASE	Mycobacterium tuberculosis	Aldedh	homomer cyclic	link
3b5i	S-ADENOSYL-L-METHIONINE:SALICYLIC ACID CARBOXYL METHYLTRANSFERASE-LIKE PROTEIN	Arabidopsis thaliana	Methyltransf_7	homomer cyclic	link
3b5m	UNCHARACTERIZED PROTEIN	Rhodopirellula baltica	DUF447	homomer cyclic	link
3b5n	PROTEIN SSO1 PROTEIN TRANSPORT PROTEIN SEC9	Saccharomyces cerevisiae	SNARE Syntaxin	heteromer asymmetric	link
3b5n	PROTEIN SSO1 SYNAPTOBREVIN HOMOLOG 1	Saccharomyces cerevisiae	SNARE Synaptobrevin Syntaxin	heteromer asymmetric	link
3b5n	PROTEIN TRANSPORT PROTEIN SEC9 SYNAPTOBREVIN HOMOLOG 1	Saccharomyces cerevisiae	Synaptobrevin	heteromer asymmetric	link
3b64	MACROPHAGE MIGRATION INHIBITORY FACTOR-LIKE PROTEIN	Leishmania major	MIF	homomer cyclic	link
3b77	UNCHARACTERIZED PROTEIN	Exiguobacterium sibiricum	YvbH_ext bPH_1	homomer cyclic	link
3b7c	UNCHARACTERIZED PROTEIN	Shewanella oneidensis	DUF4440	homomer cyclic	link
3b8f	PUTATIVE BLASTICIDIN S DEAMINASE	Bacillus anthracis	-	homomer dihedral	link
3b8i	PA4872 OXALOACETATE DECARBOXYLASE	Pseudomonas aeruginosa	PEP_mutase	homomer dihedral	link
3b8l	UNCHARACTERIZED PROTEIN	Novosphingobium aromaticivorans	SnoaL_4	homomer cyclic	link
3b8m	FERRIC ENTEROBACTIN (ENTEROCHELIN) TRANSPORT	Escherichia coli	Wzz	homomer cyclic	link
3b9t	TWIN-ARGININE TRANSLOCATION PATHWAY SIGNAL PROTEIN	Methylobacillus flagellatus	FmdA_AmdA	homomer cyclic	link
3b9w	AMMONIUM TRANSPORTER FAMILY	Nitrosomonas europaea	Ammonium_transp	homomer cyclic	link
3ba3	PYRIDOXAMINE 5'-PHOSPHATE OXIDASE-LIKE PROTEIN	Lactobacillus plantarum	-	homomer cyclic	link
3bae	WO2 IGG2A FAB FRAGMENT HEAVY CHAIN WO2 IGG2A FAB FRAGMENT LIGHT CHAIN KAPPA	Mus musculus	C1-set V-set	heteromer asymmetric	link
3bam	PROTEIN (RESTRICTION ENDONUCLEASE BAMHI)	Bacillus amyloliquefaciens	BamHI	homomer cyclic	link
3bas	MYOSIN HEAVY CHAIN, STRIATED MUSCLE/GENERAL CONTROL PROTEIN GCN4 CHIMERA	Saccharomyces cerevisiae,Argopecten irradians	-	homomer cyclic	link
3bb6	UNCHARACTERIZED PROTEIN YEAR	Escherichia coli	DUF1971	homomer dihedral	link
3bb9	PUTATIVE ORPHAN PROTEIN	Shewanella frigidimarina	SnoaL_3	homomer cyclic	link
3bbj	PUTATIVE THIOESTERASE II	Thermobifida fusca	4HBT_3	homomer cyclic	link
3bbp	GRIP AND COILED-COIL DOMAIN-CONTAINING PROTEIN 2	Homo sapiens	Rab_bind	heteromer cyclic	link
3bby	UNCHARACTERIZED GST-LIKE PROTEIN YFCF	Escherichia coli	GST_C_4 GST_N_3	homomer cyclic	link
3bc8	O-PHOSPHOSERYL-TRNA(SEC) SELENIUM TRANSFERASE	Mus musculus	SepSecS	homomer dihedral	link
3bcx	CDP-6-DEOXY-L-THREO-D-GLYCERO-4-HEXULOSE-3-DEHYDRASE	Yersinia pseudotuberculosis	DegT_DnrJ_EryC1	homomer cyclic	link
3bdr	YCF58 PROTEIN	Synechococcus elongatus	CpeS	homomer cyclic	link
3be3	UNCHARACTERIZED PROTEIN	Bordetella bronchiseptica	DUF1653	homomer cyclic	link
3be7	ZN-DEPENDENT ARGININE CARBOXYPEPTIDASE	unidentified	Amidohydro_1	homomer dihedral	link
3be8	NEUROLIGIN-4, X-LINKED	Homo sapiens	COesterase	homomer cyclic	link
3bem	PUTATIVE NAD(P)H NITROREDUCTASE YDFN	Bacillus subtilis	Nitroreductase	homomer cyclic	link
3bes	INTERFERON-GAMMA BINDING PROTEIN C4R	Ectromelia virus	IFNGR1	heteromer dihedral	link
3bex	TYPE III PANTOTHENATE KINASE	Thermotoga maritima	Pan_kinase	homomer cyclic	link
3bey	CONSERVED PROTEIN O27018	Methanothermobacter thermautotrophicus	CMD	homomer dihedral	link
3bf4	ETHYL TERT-BUTYL ETHER DEGRADATION ETHD PROTEIN	Cupriavidus pinatubonensis	EthD	homomer cyclic	link
3bfj	1,3-PROPANEDIOL OXIDOREDUCTASE	Klebsiella pneumoniae	Fe-ADH	homomer dihedral	link
3bfp	ACETYLTRANSFERASE	Campylobacter jejuni	Hexapep	homomer cyclic	link
3bg1	NUCLEOPORIN NUP145	Saccharomyces cerevisiae	Nup96	heteromer cyclic	link
3bg2	DGTP TRIPHOSPHOHYDROLASE	Leeuwenhoekiella blandensis	HD	homomer dihedral	link
3bge	PREDICTED ATPASE	Haemophilus influenzae	MgsA_C	homomer dihedral	link
3bgh	PUTATIVE NEURAMINYLLACTOSE-BINDING HEMAGGLUTININ HOMOLOG	Helicobacter pylori	NLBH	homomer cyclic	link
3bgt	PROBABLE ACETOACETATE DECARBOXYLASE	Chromobacterium violaceum	ADC	homomer tetrahedral	link
3bgu	FERREDOXIN-LIKE PROTEIN OF UNKNOWN FUNCTION	Thermobifida fusca	Dabb	homomer cyclic	link
3bh1	UPF0371 PROTEIN DIP2346	Corynebacterium diphtheriae	-	homomer dihedral	link
3bh1	UPF0371 PROTEIN DIP2346	Corynebacterium diphtheriae	DUF1846	homomer dihedral	link
3bhg	ADENYLOSUCCINATE LYASE	Legionella pneumophila	ASL_C Lyase_1	homomer dihedral	link
3bhq	TRANSCRIPTIONAL REGULATOR	Mesorhizobium japonicum	TetR_C_7 TetR_N	homomer cyclic	link
3bij	UNCHARACTERIZED PROTEIN GSU0716	Geobacter sulfurreducens	Peptidase_C14	homomer dihedral	link
3bj4	POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY KQT MEMBER 1	Homo sapiens	-	homomer cyclic	link
3bj6	TRANSCRIPTIONAL REGULATOR, MARR FAMILY	Ruegeria pomeroyi	MarR_2	homomer cyclic	link
3bjd	PUTATIVE 3-OXOACYL-(ACYL-CARRIER-PROTEIN) SYNTHASE	Pseudomonas aeruginosa	HOASN Haem_oxygenas_2	homomer cyclic	link
3bje	NUCLEOSIDE PHOSPHORYLASE, PUTATIVE	Trypanosoma brucei	PNP_UDP_1	homomer cyclic	link
3bjq	PHAGE-RELATED PROTEIN	Bordetella bronchiseptica	-	homomer dihedral	link
3bjs	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME	Polaromonas sp. JS666	MR_MLE_C MR_MLE_N	homomer dihedral	link
3bjx	HALOCARBOXYLIC ACID DEHALOGENASE DEHI	Pseudomonas putida	DehI	homomer cyclic	link
3bk3	BONE MORPHOGENETIC PROTEIN 2 CROSSVEINLESS 2	Danio rerio Homo sapiens	TGF_beta	heteromer cyclic	link
3bkd	TRANSMEMBRANE DOMAIN OF MATRIX PROTEIN M2	Influenza A virus	Flu_M2	homomer cyclic	link
3bkw	S-ADENOSYLMETHIONINE DEPENDENT METHYLTRANSFERASE	Mesorhizobium japonicum	Methyltransf_11	homomer cyclic	link
3bl4	UNCHARACTERIZED PROTEIN	Arthrobacter sp. FB24	SpoIIAA-like	homomer cyclic	link
3bl9	SCAVENGER MRNA-DECAPPING ENZYME DCPS	Homo sapiens	DcpS DcpS_C	homomer asymmetric	link
3blz	NTF2-LIKE PROTEIN OF UNKNOWN FUNCTION	Shewanella baltica	Lumazine_bd_2	homomer dihedral	link
3bma	D-ALANYL-LIPOTEICHOIC ACID SYNTHETASE	Streptococcus pneumoniae	-	homomer dihedral	link
3bnj	CYTOCHROME C-552	Wolinella succinogenes	Cytochrom_C552	homomer cyclic	link
3bny	ARISTOLOCHENE SYNTHASE	Aspergillus terreus	-	homomer cyclic	link
3bow	CALPAIN SMALL SUBUNIT 1 CALPAIN-2 CATALYTIC SUBUNIT	Rattus norvegicus	Calpain_III EF-hand_5 EF-hand_8 Peptidase_C2	heteromer asymmetric	link
3bpj	EUKARYOTIC TRANSLATION INITIATION FACTOR 3 SUBUNIT J	Homo sapiens	eIF3_subunit	homomer cyclic	link
3bpk	NITRILOTRIACETATE MONOOXYGENASE COMPONENT B	Bacillus cereus	Flavin_Reduct	homomer cyclic	link
3bps	PROPROTEIN CONVERTASE SUBTILISIN/KEXIN TYPE 9	Homo sapiens	Inhibitor_I9 Peptidase_S8	heteromer asymmetric	link
3bpv	TRANSCRIPTIONAL REGULATOR	Methanothermobacter thermautotrophicus	MarR	homomer cyclic	link
3bqo	TELOMERIC REPEAT-BINDING FACTOR 1	Homo sapiens	TRF	homomer cyclic	link
3bqx	GLYOXALASE-RELATED ENZYME	Fulvimarina pelagi	Glyoxalase	homomer cyclic	link
3bre	PROBABLE TWO-COMPONENT RESPONSE REGULATOR	Pseudomonas aeruginosa	GGDEF Response_reg	homomer cyclic	link
3bro	TRANSCRIPTIONAL REGULATOR	Oenococcus oeni	MarR_2	homomer cyclic	link
3bru	REGULATORY PROTEIN, TETR FAMILY	Rhodobacter sphaeroides	TetR_C_13 TetR_N	homomer cyclic	link
3brv	NF-KAPPA-B ESSENTIAL MODULATOR	Homo sapiens	NEMO	heteromer cyclic	link
3bsf	AT4G34840	Arabidopsis thaliana	PNP_UDP_1	homomer cyclic	link
3bt2	ANTI-UPAR ANTIBODY, HEAVY CHAIN ANTI-UPAR ANTIBODY, LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
3bts	GALACTOSE/LACTOSE METABOLISM REGULATORY PROTEIN GAL80	Saccharomyces cerevisiae	GFO_IDH_MocA	homomer cyclic	link
3bu2	PUTATIVE TRNA-BINDING PROTEIN	Staphylococcus saprophyticus	DUF4479 tRNA_bind	homomer dihedral	link
3bua	TELOMERIC REPEAT-BINDING FACTOR 2	Homo sapiens	TRF	homomer cyclic	link
3bvf	FERRITIN	Helicobacter pylori	Ferritin	homomer octahedral	link
3bvh	FIBRINOGEN ALPHA CHAIN FIBRINOGEN BETA CHAIN FIBRINOGEN GAMMA CHAIN	Homo sapiens	Fib_alpha Fibrinogen_C	heteromer asymmetric	link
3bvp	TP901-1 INTEGRASE	Lactococcus phage TP901-1	Resolvase	homomer dihedral	link
3bwl	SENSOR PROTEIN	Haloarcula marismortui	PAS_4	homomer cyclic	link
3bwn	L-TRYPTOPHAN AMINOTRANSFERASE	Arabidopsis thaliana	Alliinase_C	homomer cyclic	link
3bwv	PUTATIVE 5'(3')-DEOXYRIBONUCLEOTIDASE	Staphylococcus epidermidis	NT5C	homomer cyclic	link
3byw	PUTATIVE ARABINOFURANOSYLTRANSFERASE	Corynebacterium diphtheriae	Arabinose_trans	homomer cyclic	link
3bzw	PUTATIVE LIPASE	Bacteroides thetaiotaomicron	Lipase_GDSL_2	homomer cyclic	link
3bzy	ESCU	Escherichia coli	Bac_export_2	monomer asymmetric	link
3c02	AQUAGLYCEROPORIN	Plasmodium falciparum	MIP	homomer cyclic	link
3c0k	UPF0064 PROTEIN YCCW	Escherichia coli	Methyltrans_SAM	homomer cyclic	link
3c18	NUCLEOTIDYLTRANSFERASE-LIKE PROTEIN	Exiguobacterium sibiricum	NTF-like	homomer cyclic	link
3c1l	PUTATIVE ANTIOXIDANT DEFENSE PROTEIN MLR4105	Mesorhizobium japonicum	CMD	homomer dihedral	link
3c1m	PROBABLE ASPARTOKINASE	Methanocaldococcus jannaschii	-	homomer dihedral	link
3c1m	PROBABLE ASPARTOKINASE	Methanocaldococcus jannaschii	AA_kinase ACT ACT_7	homomer dihedral	link
3c1q	GENERAL SECRETION PATHWAY PROTEIN F	Vibrio cholerae	T2SSF	homomer cyclic	link
3c2b	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Agrobacterium fabrum	TetR_N	homomer cyclic	link
3c2e	NICOTINATE-NUCLEOTIDE PYROPHOSPHORYLASE	Saccharomyces cerevisiae	QRPTase_C QRPTase_N	homomer dihedral	link
3c2q	UNCHARACTERIZED CONSERVED PROTEIN	Methanococcus maripaludis	-	homomer dihedral	link
3c3d	2-PHOSPHO-L-LACTATE TRANSFERASE	Methanosarcina mazei	UPF0052	homomer cyclic	link
3c3j	PUTATIVE TAGATOSE-6-PHOSPHATE KETOSE/ALDOSE ISOMERASE	Escherichia coli	SIS	homomer cyclic	link
3c3k	ALANINE RACEMASE	Actinobacillus succinogenes	Peripla_BP_3	homomer cyclic	link
3c3v	ARACHIN ARAH3 ISOFORM	Arachis hypogaea	Cupin_1	homomer dihedral	link
3c3y	O-METHYLTRANSFERASE	Mesembryanthemum crystallinum	Methyltransf_3	homomer cyclic	link
3c4b	ENDORIBONUCLEASE DICER	Mus musculus	Ribonuclease_3	homomer cyclic	link
3c4n	UNCHARACTERIZED PROTEIN DR_0571	Deinococcus radiodurans	DAO	homomer cyclic	link
3c4r	UNCHARACTERIZED PROTEIN	Escherichia coli	YdaT_toxin	homomer dihedral	link
3c4v	PREDICTED GLYCOSYLTRANSFERASES	Corynebacterium glutamicum	Glyco_transf_4 Glycos_transf_1	homomer cyclic	link
3c4z	RHODOPSIN KINASE	Bos taurus	Pkinase RGS	homomer cyclic	link
3c5w	PP2A C SUBUNIT PP2A-SPECIFIC METHYLESTERASE PME-1	Homo sapiens	Abhydrolase_6 Metallophos	heteromer asymmetric	link
3c6c	3-KETO-5-AMINOHEXANOATE CLEAVAGE ENZYME	Cupriavidus pinatubonensis	BKACE	homomer dihedral	link
3c6f	YETF PROTEIN	Bacillus subtilis	DUF421	homomer cyclic	link
3c6k	SPERMINE SYNTHASE	Homo sapiens	Spermine_synt_N Spermine_synth	homomer cyclic	link
3c6v	PROBABLE TAUTOMERASE/DEHALOGENASE AU4130	Aspergillus fumigatus	Tautomerase_3	homomer cyclic	link
3c6x	HYDROXYNITRILASE	Hevea brasiliensis	Abhydrolase_1	homomer cyclic	link
3c75	METHYLAMINE DEHYDROGENASE HEAVY CHAIN METHYLAMINE DEHYDROGENASE LIGHT CHAIN	Paracoccus versutus	Me-amine-dh_H Me-amine-dh_L	heteromer cyclic	link
3c75	METHYLAMINE DEHYDROGENASE HEAVY CHAIN	Paracoccus versutus	Me-amine-dh_H	heteromer cyclic	link
3c85	PUTATIVE GLUTATHIONE-REGULATED POTASSIUM-EFFLUX SYSTEM PROTEIN KEFB	Vibrio parahaemolyticus	TrkA_N	homomer cyclic	link
3c8g	PUTATIVE TRANSCRIPTIONAL REGULATOR	Shigella flexneri	MtlR	homomer cyclic	link
3c8i	PUTATIVE MEMBRANE PROTEIN	Corynebacterium diphtheriae	DUF3239	homomer cyclic	link
3c8l	FTSZ-LIKE PROTEIN OF UNKNOWN FUNCTION	Nostoc punctiforme	Lin0512_fam	homomer dihedral	link
3c8t	FUMARATE LYASE	Chelativorans sp. BNC1	ADSL_C Lyase_1	homomer dihedral	link
3c8w	ACETOACETATE DECARBOXYLASE ADC	Legionella pneumophila	ADC	homomer tetrahedral	link
3c97	SIGNAL TRANSDUCTION HISTIDINE KINASE	Aspergillus oryzae	Response_reg	homomer cyclic	link
3c9i	TAIL NEEDLE PROTEIN GP26	Salmonella virus P22	-	homomer asymmetric	link
3c9u	THIAMINE MONOPHOSPHATE KINASE	Aquifex aeolicus	AIRS	homomer cyclic	link
3ca9	DEOXYURIDINE TRIPHOSPHATASE	Paramecium bursaria Chlorella virus IL3A	dUTPase	homomer cyclic	link
3cai	POSSIBLE AMINOTRANSFERASE	Mycobacterium tuberculosis	Aminotran_5	homomer cyclic	link
3can	PYRUVATE-FORMATE LYASE-ACTIVATING ENZYME	Bacteroides vulgatus	Radical_SAM	homomer cyclic	link
3cay	LPD-12	-	-	homomer dihedral	link
3cb0	4-HYDROXYPHENYLACETATE 3-MONOOXYGENASE	Brucella melitensis	Flavin_Reduct	homomer cyclic	link
3cbg	O-METHYLTRANSFERASE	Synechocystis sp. PCC 6803	Methyltransf_3	homomer cyclic	link
3cc2	50S RIBOSOMAL PROTEIN L2P 50S RIBOSOMAL PROTEIN L37AE	Haloarcula marismortui	Ribosomal_L2 Ribosomal_L2_C Ribosomal_L37ae	heteromer asymmetric	link
3ccy	PUTATIVE TETR-FAMILY TRANSCRIPTIONAL REGULATOR	Bordetella parapertussis	TetR_N	homomer cyclic	link
3cdh	TRANSCRIPTIONAL REGULATOR, MARR FAMILY	Ruegeria pomeroyi	MarR	homomer cyclic	link
3cdl	TRANSCRIPTIONAL REGULATOR AEFR	Pseudomonas syringae group genomosp. 3	TetR_C_7 TetR_N	homomer cyclic	link
3ce6	ADENOSYLHOMOCYSTEINASE	Mycobacterium tuberculosis	-	homomer dihedral	link
3ce6	ADENOSYLHOMOCYSTEINASE	Mycobacterium tuberculosis	AdoHcyase	homomer dihedral	link
3ce8	PUTATIVE PII-LIKE NITROGEN REGULATORY PROTEIN	Shewanella baltica	DUF3240	homomer cyclic	link
3cea	MYO-INOSITOL 2-DEHYDROGENASE	Lactobacillus plantarum	GFO_IDH_MocA GFO_IDH_MocA_C	homomer dihedral	link
3cf4	ACETYL-COA DECARBOXYLASE/SYNTHASE ALPHA SUBUNIT	Methanosarcina barkeri	Prismane	heteromer cyclic	link
3cgh	SUSD HOMOLOG	Bacteroides thetaiotaomicron	SusD-like	homomer cyclic	link
3chh	P-AMINOBENZOATE N-OXYGENASE	Streptomyces thioluteus	AurF	homomer cyclic	link
3ci0	PSEUDOPILIN GSPI PSEUDOPILIN GSPJ PSEUDOPILIN GSPK	Escherichia coli	T2SSI T2SSJ T2SSK	heteromer asymmetric	link
3ci3	COBALAMIN ADENOSYLTRANSFERASE PDUO-LIKE PROTEIN	Lactobacillus reuteri	Cob_adeno_trans	homomer cyclic	link
3ci9	HEAT SHOCK FACTOR-BINDING PROTEIN 1	Homo sapiens	-	homomer dihedral	link
3ci9	HEAT SHOCK FACTOR-BINDING PROTEIN 1	Homo sapiens	HSBP1	homomer dihedral	link
3cit	SENSOR HISTIDINE KINASE	Pseudomonas syringae group genomosp. 3	-	homomer cyclic	link
3cje	OSMC-LIKE PROTEIN	Jannaschia sp. CCS1	OsmC	homomer cyclic	link
3cjh	MITOCHONDRIAL IMPORT INNER MEMBRANE TRANSLOCASE SUBUNIT TIM13 MITOCHONDRIAL IMPORT INNER MEMBRANE TRANSLOCASE SUBUNIT TIM8	Saccharomyces cerevisiae	zf-Tim10_DDP	heteromer cyclic	link
3cjy	PUTATIVE THIOESTERASE	Novosphingobium aromaticivorans	4HBT_3	homomer cyclic	link
3ckj	PUTATIVE UNCHARACTERIZED PROTEIN	Mycobacterium avium	Glycos_transf_2	homomer cyclic	link
3cl6	PUUE ALLANTOINASE	Pseudomonas fluorescens	Polysacc_deac_1	homomer cyclic	link
3cla	TYPE III CHLORAMPHENICOL ACETYLTRANSFERASE	Escherichia coli	CAT	homomer cyclic	link
3clo	TRANSCRIPTIONAL REGULATOR	Bacteroides thetaiotaomicron	GerE	homomer cyclic	link
3clv	RAB5 PROTEIN, PUTATIVE	Plasmodium falciparum	Ras Roc	homomer cyclic	link
3cm1	SSGA-LIKE SPORULATION-SPECIFIC CELL DIVISION PROTEIN	Thermobifida fusca	SsgA	homomer cyclic	link
3cm2	BACULOVIRAL IAP REPEAT-CONTAINING PROTEIN 4	Homo sapiens	BIR	homomer cyclic	link
3cmb	ACETOACETATE DECARBOXYLASE	Methanoculleus marisnigri	ADC	homomer dihedral	link
3cmg	PUTATIVE BETA-GALACTOSIDASE	Bacteroides fragilis	DUF4982 Glyco_hydro_2 Glyco_hydro_2_C Glyco_hydro_2_N	homomer dihedral	link
3cnc	FIBER PROTEIN	Human mastadenovirus B	Adeno_knob	homomer cyclic	link
3cne	PUTATIVE PROTEASE I	Bacteroides thetaiotaomicron	DJ-1_PfpI	homomer cyclic	link
3cni	PUTATIVE ABC TYPE-2 TRANSPORTER	Thermotoga maritima	-	homomer cyclic	link
3cnu	PREDICTED CODING REGION AF_1534	Archaeoglobus fulgidus	SCP2	homomer cyclic	link
3cnv	PUTATIVE GNTR-FAMILY TRANSCRIPTIONAL REGULATOR	Bordetella bronchiseptica	UTRA	homomer dihedral	link
3cnx	UNCHARACTERIZED PROTEIN	Streptomyces avermitilis	SnoaL_3	homomer cyclic	link
3cpr	DIHYDRODIPICOLINATE SYNTHETASE	Corynebacterium glutamicum	DHDPS	homomer dihedral	link
3cq0	PUTATIVE TRANSALDOLASE YGR043C	Saccharomyces cerevisiae	TAL_FSA	homomer cyclic	link
3cq5	HISTIDINOL-PHOSPHATE AMINOTRANSFERASE	Corynebacterium glutamicum	Aminotran_1_2	homomer cyclic	link
3cq9	UNCHARACTERIZED PROTEIN LP_1622	Lactobacillus plantarum	TPK_catalytic	homomer cyclic	link
3cqc	NUCLEAR PORE COMPLEX PROTEIN NUP107 NUCLEAR PORE COMPLEX PROTEIN NUP133	Homo sapiens	Nup84_Nup100	heteromer asymmetric	link
3cqj	L-RIBULOSE-5-PHOSPHATE 3-EPIMERASE ULAE	Escherichia coli	AP_endonuc_2	homomer cyclic	link
3cqx	BAG FAMILY MOLECULAR CHAPERONE REGULATOR 2	Mus musculus	-	heteromer cyclic	link
3cr3	PTS-DEPENDENT DIHYDROXYACETONE KINASE, PHOSPHOTRANSFERASE SUBUNIT DHAM	Lactococcus lactis	EIIA-man	heteromer cyclic	link
3cra	PROTEIN MAZG	Escherichia coli	MazG	homomer asymmetric	link
3crj	TRANSCRIPTION REGULATOR	Haloarcula marismortui	TetR_C_6 TetR_N	homomer cyclic	link
3csl	HASR PROTEIN HEMOPHORE HASA	Serratia marcescens	HasA Plug TonB_dep_Rec	heteromer asymmetric	link
3csv	AMINOGLYCOSIDE PHOSPHOTRANSFERASE	Ruegeria sp. TM1040	APH	homomer cyclic	link
3csw	PUTATIVE BRANCHED-CHAIN-AMINO-ACID AMINOTRANSFERASE	Thermotoga maritima	Aminotran_4	homomer dihedral	link
3ct6	PTS-DEPENDENT DIHYDROXYACETONE KINASE, PHOSPHOTRANSFERASE SUBUNIT DHAM	Lactococcus lactis	EIIA-man	homomer cyclic	link
3ctm	CARBONYL REDUCTASE	Candida parapsilosis	adh_short_C2	homomer dihedral	link
3ctw	RCDA	Caulobacter vibrioides	DUF1465	homomer cyclic	link
3cty	THIOREDOXIN REDUCTASE	Thermoplasma acidophilum	Pyr_redox_2	homomer cyclic	link
3cu3	DOMAIN OF UNKNOWN FUNCTION WITH A CYSTATIN-LIKE FOLD	Nostoc punctiforme	DUF4440	homomer cyclic	link
3cu5	TWO COMPONENT TRANSCRIPTIONAL REGULATOR, ARAC FAMILY	Lachnoclostridium phytofermentans	Response_reg	homomer cyclic	link
3cuo	UNCHARACTERIZED HTH-TYPE TRANSCRIPTIONAL REGULATOR YGAV	Escherichia coli	HTH_5	homomer cyclic	link
3cuq	VACUOLAR PROTEIN-SORTING-ASSOCIATED PROTEIN 36 VACUOLAR-SORTING PROTEIN SNF8	Homo sapiens	EAP30	heteromer asymmetric	link
3cve	HOMER PROTEIN HOMOLOG 1	Rattus norvegicus	-	homomer dihedral	link
3cve	HOMER PROTEIN HOMOLOG 1	Rattus norvegicus	DMPK_coil	homomer dihedral	link
3cwc	PUTATIVE GLYCERATE KINASE 2	Salmonella enterica	Gly_kinase	homomer cyclic	link
3cwq	PARA FAMILY CHROMOSOME PARTITIONING PROTEIN	Synechocystis sp. PCC 6803	CbiA	homomer cyclic	link
3cwr	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Rhodospirillum rubrum	TetR_N	homomer cyclic	link
3cww	BRADYKININ N-TERMINAL TETRAPEPTIDE ANALOGUE INSULIN-DEGRADING ENZYME	Homo sapiens	Peptidase_M16 Peptidase_M16_C Peptidase_M16_M	homomer asymmetric	link
3cx5	CYTOCHROME B-C1 COMPLEX SUBUNIT 1, MITOCHONDRIAL CYTOCHROME B-C1 COMPLEX SUBUNIT 2, MITOCHONDRIAL	Saccharomyces cerevisiae	Peptidase_M16 Peptidase_M16_C	heteromer asymmetric	link
3cx5	CYTOCHROME B-C1 COMPLEX SUBUNIT 9 CYTOCHROME B-C1 COMPLEX SUBUNIT RIESKE, MITOCHONDRIAL	Saccharomyces cerevisiae	Rieske UCR_TM UCR_UQCRX_QCR9	heteromer asymmetric	link
3cx5	CYTOCHROME B CYTOCHROME B-C1 COMPLEX SUBUNIT 1, MITOCHONDRIAL	Saccharomyces cerevisiae	Cytochrom_B_C Cytochrome_B Peptidase_M16 Peptidase_M16_C	heteromer asymmetric	link
3cx5	CYTOCHROME B	Saccharomyces cerevisiae	Cytochrom_B_C Cytochrome_B	heteromer asymmetric	link
3cyj	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME-LIKE PROTEIN	Rubrobacter xylanophilus	-	homomer dihedral	link
3cyj	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME-LIKE PROTEIN	Rubrobacter xylanophilus	MR_MLE_C MR_MLE_N	homomer dihedral	link
3cz8	PUTATIVE SPORULATION-SPECIFIC GLYCOSYLASE YDHD	Bacillus subtilis	Glyco_hydro_18	homomer cyclic	link
3czb	PUTATIVE TRANSGLYCOSYLASE	Caulobacter vibrioides	3D MltA	homomer cyclic	link
3czq	PUTATIVE POLYPHOSPHATE KINASE 2	Sinorhizobium meliloti	PPK2	homomer dihedral	link
3czx	PUTATIVE N-ACETYLMURAMOYL-L-ALANINE AMIDASE	Neisseria meningitidis	Amidase_3	homomer cyclic	link
3d01	UNCHARACTERIZED PROTEIN	Agrobacterium fabrum	YjgF_endoribonc	homomer cyclic	link
3d03	PHOSPHOHYDROLASE	Klebsiella aerogenes	Metallophos	homomer dihedral	link
3d1b	RNA-INDUCED TRANSCRIPTIONAL SILENCING COMPLEX PROTEIN TAS3	Schizosaccharomyces pombe	-	homomer asymmetric	link
3d1c	FLAVIN-CONTAINING PUTATIVE MONOOXYGENASE	Staphylococcus aureus	Pyr_redox_3	homomer cyclic	link
3d1l	PUTATIVE NADP OXIDOREDUCTASE BF3122	Bacteroides fragilis	DUF2520 F420_oxidored	homomer asymmetric	link
3d31	SULFATE/MOLYBDATE ABC TRANSPORTER, ATP-BINDING PROTEIN	Methanosarcina acetivorans	ABC_tran TOBE	heteromer cyclic	link
3d31	SULFATE/MOLYBDATE ABC TRANSPORTER, PERMEASE PROTEIN	Methanosarcina acetivorans	BPD_transp_1	heteromer cyclic	link
3d36	SPORULATION KINASE B	Geobacillus stearothermophilus	HATPase_c HisKA	heteromer asymmetric	link
3d3j	ENHANCER OF MRNA-DECAPPING PROTEIN 3	Homo sapiens	FDF YjeF_N	homomer cyclic	link
3d4j	DIPHOSPHOMEVALONATE DECARBOXYLASE	Homo sapiens	GHMP_kinases_N	homomer cyclic	link
3d4o	DIPICOLINATE SYNTHASE SUBUNIT A	Bacillus halodurans	AlaDh_PNT_C DpaA_N	homomer cyclic	link
3d55	UNCHARACTERIZED PROTEIN RV3357/MT3465	Mycobacterium tuberculosis	PhdYeFM_antitox	homomer dihedral	link
3d6w	METHYL-ACCEPTING/DNA RESPONSE REGULATOR	Bacillus cereus	LytTR	homomer cyclic	link
3d7l	LIN1944 PROTEIN	Listeria innocua	-	homomer cyclic	link
3d7n	FLAVODOXIN, WRBA-LIKE PROTEIN	Agrobacterium fabrum	FMN_red	homomer dihedral	link
3d9x	ADHESIN A	Bartonella henselae	YadA_stalk	homomer cyclic	link
3da0	CLEAVED CHIMERIC RECEPTOR BINDING PROTEIN FROM BACTERIOPHAGES TP901-1 AND P2	Lactococcus phage TP901-1,Lactococcus virus P2	Caudo_bapla_RBP	homomer cyclic	link
3daa	D-AMINO ACID AMINOTRANSFERASE	Bacillus sp. YM-1	Aminotran_4	homomer cyclic	link
3db7	PUTATIVE CALCIUM-REGULATED PERIPLASMIC PROTEIN	Bacteroides thetaiotaomicron	PepSY_like	homomer cyclic	link
3db9	UPF0317 PROTEIN ATU3911	Agrobacterium fabrum	DUF1445	homomer cyclic	link
3dba	CONE CGMP-SPECIFIC 3',5'-CYCLIC PHOSPHODIESTERASE SUBUNIT ALPHA'	Gallus gallus	GAF	homomer cyclic	link
3dc7	PUTATIVE UNCHARACTERIZED PROTEIN LP_3323	Lactobacillus plantarum	Lipase_GDSL_2	homomer cyclic	link
3dcg	TRANSCRIPTION ELONGATION FACTOR B POLYPEPTIDE 1 TRANSCRIPTION ELONGATION FACTOR B POLYPEPTIDE 2	Homo sapiens	Skp1_POZ ubiquitin	heteromer asymmetric	link
3dcg	TRANSCRIPTION ELONGATION FACTOR B POLYPEPTIDE 1 VIRION INFECTIVITY FACTOR	Homo sapiens Human immunodeficiency virus 1	Skp1_POZ	heteromer asymmetric	link
3dcl	TM1086	Thermotoga maritima	-	homomer dihedral	link
3dd6	RIBONUCLEASE PH	Bacillus anthracis	RNase_PH RNase_PH_C	homomer dihedral	link
3dd7	DEATH ON CURING PROTEIN PREVENT HOST DEATH PROTEIN	Escherichia virus P1	-	monomer asymmetric	link
3dde	TENA/THI-4 PROTEIN, DOMAIN OF UNKNOWN FUNCTION WITH A HEME OXYGENASE-LIKE FOLD	Shewanella denitrificans	-	homomer dihedral	link
3ddm	PUTATIVE MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME	Bordetella bronchiseptica	MR_MLE_C MR_MLE_N	homomer cyclic	link
3ddv	TRANSCRIPTIONAL REGULATOR (GNTR FAMILY)	Enterococcus faecalis	UTRA	homomer cyclic	link
3dex	SAV_2001	Streptomyces avermitilis	Rdx	homomer cyclic	link
3df0	CALPAIN SMALL SUBUNIT 1 CALPAIN-2 CATALYTIC SUBUNIT	Rattus norvegicus	Calpain_III EF-hand_5 EF-hand_8 Peptidase_C2	heteromer asymmetric	link
3df0	CALPAIN-2 CATALYTIC SUBUNIT CALPASTATIN	Rattus norvegicus	Calpain_III Calpain_inhib EF-hand_8 Peptidase_C2	heteromer asymmetric	link
3df8	POSSIBLE HXLR FAMILY TRANSCRIPTIONAL FACTOR	Thermoplasma volcanium	HxlR	homomer cyclic	link
3dfu	UNCHARACTERIZED PROTEIN FROM 6-PHOSPHOGLUCONATE DEHYDROGENASE-LIKE FAMILY	Corynebacterium glutamicum	Rossmann-like	homomer cyclic	link
3dgb	MUCONATE CYCLOISOMERASE	Pseudomonas protegens	MR_MLE_C MR_MLE_N	homomer dihedral	link
3dgp	RNA POLYMERASE II TRANSCRIPTION FACTOR B SUBUNIT 2 RNA POLYMERASE II TRANSCRIPTION FACTOR B SUBUNIT 5	Saccharomyces cerevisiae	Tfb5	heteromer asymmetric	link
3dhi	TOLUENE 4-MONOOXYGENASE HYDROXYLASE ALPHA SUBUNIT TOLUENE 4-MONOOXYGENASE HYDROXYLASE BETA SUBUNIT	Pseudomonas mendocina	Phenol_Hydrox	heteromer cyclic	link
3dhi	TOLUENE 4-MONOOXYGENASE HYDROXYLASE ALPHA SUBUNIT TOLUENE-4-MONOOXYGENASE SYSTEM EFFECTOR PROTEIN	Pseudomonas mendocina	MmoB_DmpM Phenol_Hydrox	heteromer cyclic	link
3djl	PROTEIN AIDB	Escherichia coli	Acyl-CoA_dh_1 Acyl-CoA_dh_M	homomer dihedral	link
3dk9	GLUTATHIONE REDUCTASE	Homo sapiens	Pyr_redox_2 Pyr_redox_dim	homomer cyclic	link
3dka	DINB-LIKE PROTEIN	Bacillus subtilis	DinB	homomer cyclic	link
3dkx	REPLICATION PROTEIN REPB	Streptococcus agalactiae	Rep_2	homomer cyclic	link
3dkz	THIOESTERASE SUPERFAMILY PROTEIN	Bordetella parapertussis	4HBT	homomer dihedral	link
3dli	METHYLTRANSFERASE	Archaeoglobus fulgidus	Methyltransf_23	homomer cyclic	link
3dm8	UNCHARACTERIZED PROTEIN RPA4348	Rhodopseudomonas palustris	SnoaL_2	homomer cyclic	link
3dmb	PUTATIVE GENERAL STRESS PROTEIN 26 WITH A PNP-OXIDASE LIKE FOLD	Xanthomonas campestris	Pyrid_ox_like	homomer dihedral	link
3dmc	NTF2-LIKE PROTEIN	Trichormus variabilis	SnoaL_2	homomer cyclic	link
3dmo	CYTIDINE DEAMINASE	Burkholderia pseudomallei	dCMP_cyt_deam_1	homomer dihedral	link
3dnh	UNCHARACTERIZED PROTEIN ATU2129	Agrobacterium fabrum	Pyrid_oxidase_2	homomer cyclic	link
3dns	RIBOSOMAL-PROTEIN-ALANINE ACETYLTRANSFERASE	Clostridium acetobutylicum	-	homomer cyclic	link
3dnx	UNCHARACTERIZED PROTEIN SPO1766	Ruegeria pomeroyi	MmcB-like	homomer cyclic	link
3do6	FORMATE--TETRAHYDROFOLATE LIGASE	Thermotoga maritima	FTHFS	homomer dihedral	link
3dod	ADENOSYLMETHIONINE-8-AMINO-7-OXONONANOATE AMINOTRANSFERASE	Bacillus subtilis	Aminotran_3	homomer cyclic	link
3doe	ADP-RIBOSYLATION FACTOR-LIKE PROTEIN 2 ADP-RIBOSYLATION FACTOR-LIKE PROTEIN 2-BINDING PROTEIN	Homo sapiens	ARL2_Bind_BART Arf	heteromer asymmetric	link
3dp7	SAM-DEPENDENT METHYLTRANSFERASE	Bacteroides vulgatus	Methyltransf_2	homomer cyclic	link
3dpi	NAD+ SYNTHETASE	Burkholderia pseudomallei	NAD_synthase	homomer dihedral	link
3dpj	TRANSCRIPTION REGULATOR, TETR FAMILY	Ruegeria pomeroyi	-	homomer cyclic	link
3dr2	EXPORTED GLUCONOLACTONASE	Xanthomonas campestris	SGL	homomer cyclic	link
3dr3	N-ACETYL-GAMMA-GLUTAMYL-PHOSPHATE REDUCTASE	Shigella flexneri	Semialdhyde_dh Semialdhyde_dhC	homomer dihedral	link
3dr5	PUTATIVE O-METHYLTRANSFERASE	Corynebacterium glutamicum	Methyltransf_24	homomer cyclic	link
3drq	2F5 FAB' HEAVY CHAIN 2F5 FAB' LIGHT CHAIN	Homo sapiens	C1-set V-set	heteromer asymmetric	link
3dsq	PYRROLYSYL-TRNA SYNTHETASE	Desulfitobacterium hafniense	tRNA-synt_2d	homomer cyclic	link
3dtd	INVASION-ASSOCIATED PROTEIN B	Bartonella henselae	-	homomer tetrahedral	link
3dtt	NADP OXIDOREDUCTASE	Arthrobacter sp. FB24	F420_oxidored	homomer cyclic	link
3dty	OXIDOREDUCTASE, GFO/IDH/MOCA FAMILY	Pseudomonas syringae group genomosp. 3	GFO_IDH_MocA GFO_IDH_MocA_C	homomer dihedral	link
3duk	NTF2-LIKE PROTEIN OF UNKNOWN FUNCTION	Methylobacillus flagellatus	Lumazine_bd_2	homomer dihedral	link
3dup	MUTT/NUDIX FAMILY PROTEIN	Rhodospirillum rubrum	DUF4743	homomer cyclic	link
3duz	MAJOR ENVELOPE GLYCOPROTEIN	Autographa californica multiple nucleopolyhedrovirus	Baculo_gp64	homomer cyclic	link
3dv8	TRANSCRIPTIONAL REGULATOR, CRP/FNR FAMILY	[Eubacterium] rectale	HTH_Crp_2 cNMP_binding	homomer cyclic	link
3dve	CALMODULIN VOLTAGE-DEPENDENT N-TYPE CALCIUM CHANNEL SUBUNIT ALPHA-1B	Homo sapiens Oryctolagus cuniculus	Ca_chan_IQ EF-hand_7	heteromer asymmetric	link
3dvk	CALMODULIN VOLTAGE-DEPENDENT R-TYPE CALCIUM CHANNEL SUBUNIT ALPHA-1E	Homo sapiens Rattus norvegicus	Ca_chan_IQ EF-hand_7	heteromer asymmetric	link
3dvm	CALMODULIN VOLTAGE-DEPENDENT P/Q-TYPE CALCIUM CHANNEL SUBUNIT ALPHA-1A	Homo sapiens Oryctolagus cuniculus	Ca_chan_IQ EF-hand_7	heteromer asymmetric	link
3dvo	SGRAIR RESTRICTION ENZYME	Streptomyces griseus	Bse634I	homomer cyclic	link
3dxp	PUTATIVE ACYL-COA DEHYDROGENASE	Cupriavidus pinatubonensis	APH	homomer cyclic	link
3dxw	ALPHA-AMINO-EPSILON-CAPROLACTAM RACEMASE	Achromobacter obae	Aminotran_3	homomer cyclic	link
3dy0	C-TERMINUS PLASMA SERINE PROTEASE INHIBITOR N-TERMINUS PLASMA SERINE PROTEASE INHIBITOR	Homo sapiens	Serpin	heteromer asymmetric	link
3dyt	SORTING NEXIN-9	Homo sapiens	BAR_3_WASP_bdg PX	homomer cyclic	link
3dza	UNCHARACTERIZED PUTATIVE MEMBRANE PROTEIN	Klebsiella pneumoniae	YfdX	homomer dihedral	link
3dzv	4-METHYL-5-(BETA-HYDROXYETHYL)THIAZOLE KINASE	Enterococcus faecalis	HK	homomer cyclic	link
3dzz	PUTATIVE PYRIDOXAL 5'-PHOSPHATE-DEPENDENT C-S LYASE	Lactobacillus delbrueckii	Aminotran_1_2	homomer cyclic	link
3e03	SHORT CHAIN DEHYDROGENASE	Xanthomonas campestris	adh_short_C2	homomer cyclic	link
3e05	PRECORRIN-6Y C5,15-METHYLTRANSFERASE (DECARBOXYLATING)	Geobacter metallireducens	-	homomer dihedral	link
3e0i	2-DEHYDRO-3-DEOXYPHOSPHOOCTONATE ALDOLASE	Aquifex aeolicus	DAHP_synth_1	homomer dihedral	link
3e0j	DNA POLYMERASE SUBUNIT DELTA-2 DNA POLYMERASE SUBUNIT DELTA-3	Homo sapiens	CDC27	heteromer asymmetric	link
3e0l	GUANINE DEAMINASE	Homo sapiens	Amidohydro_1	homomer cyclic	link
3e10	PUTATIVE NADH OXIDASE	Clostridium acetobutylicum	Nitroreductase	homomer cyclic	link
3e18	OXIDOREDUCTASE	Listeria innocua	GFO_IDH_MocA GFO_IDH_MocA_C	homomer cyclic	link
3e19	FEOA	Thermococcus thioreducens	FeoA	homomer cyclic	link
3e1r	CENTROSOMAL PROTEIN OF 55 KDA	Homo sapiens	EABR	homomer cyclic	link
3e29	UNCHARACTERIZED PROTEIN Q7WE92_BORBR	Bordetella bronchiseptica	4HBT	homomer dihedral	link
3e2d	ALKALINE PHOSPHATASE	Vibrio sp. G15-21	Alk_phosphatase	homomer cyclic	link
3e35	UNCHARACTERIZED PROTEIN SCO1997	Streptomyces coelicolor	PAC2	homomer cyclic	link
3e39	PUTATIVE NITROREDUCTASE	Desulfovibrio alaskensis	Nitroreductase	homomer cyclic	link
3e48	-	-	-	homomer cyclic	link
3e4v	NADH:FMN OXIDOREDUCTASE LIKE PROTEIN	Methylobacillus flagellatus	Flavin_Reduct	homomer cyclic	link
3e54	RRNA INTRON-ENCODED ENDONUCLEASE	Vulcanisaeta distributa	LAGLIDADG_1	homomer cyclic	link
3e5d	PUTATIVE GLYOXALASE I	Listeria monocytogenes	Glyoxalase	homomer cyclic	link
3e5n	D-ALANINE-D-ALANINE LIGASE A	Xanthomonas oryzae	Dala_Dala_lig_C Dala_Dala_lig_N	homomer cyclic	link
3e6c	CYCLIC NUCLEOTIDE-BINDING PROTEIN	Desulfitobacterium hafniense	HTH_Crp_2 cNMP_binding	homomer cyclic	link
3e6m	MARR FAMILY TRANSCRIPTIONAL REGULATOR	Ruegeria pomeroyi	MarR	homomer cyclic	link
3e7k	TRPM7 CHANNEL	Rattus norvegicus	-	homomer dihedral	link
3e7q	TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	TetR_C_6 TetR_N	homomer cyclic	link
3e86	POTASSIUM CHANNEL PROTEIN	Bacillus cereus	Ion_trans_2	homomer cyclic	link
3e8m	ACYLNEURAMINATE CYTIDYLYLTRANSFERASE	Bacteroides thetaiotaomicron	Hydrolase_3	homomer cyclic	link
3e8p	UNCHARACTERIZED PROTEIN	Shewanella oneidensis	4HBT	homomer dihedral	link
3e8s	PUTATIVE SAM DEPENDENT METHYLTRANSFERASE	Pseudomonas putida	Methyltransf_23	homomer cyclic	link
3e97	TRANSCRIPTIONAL REGULATOR, CRP/FNR FAMILY	Deinococcus geothermalis	HTH_Crp_2 cNMP_binding	homomer cyclic	link
3e99	BENZOATE 1,2-DIOXYGENASE BETA SUBUNIT	Burkholderia mallei	Ring_hydroxyl_B	homomer cyclic	link
3e9n	PUTATIVE SHORT-CHAIN DEHYDROGENASE/REDUCTASE	Corynebacterium glutamicum	adh_short	homomer dihedral	link
3ea0	ATPASE, PARA FAMILY	Chlorobaculum tepidum	AAA_31	homomer cyclic	link
3eag	UDP-N-ACETYLMURAMATE:L-ALANYL-GAMMA-D-GLUTAMYL-MESO-DIAMINOPIMELATE LIGASE	Neisseria meningitidis	Mur_ligase Mur_ligase_M	homomer cyclic	link
3eaq	HEAT RESISTANT RNA DEPENDENT ATPASE	Thermus thermophilus	Helicase_C	homomer cyclic	link
3eb5	BACULOVIRAL IAP REPEAT-CONTAINING PROTEIN 3	Homo sapiens	zf-C3HC4_3	homomer cyclic	link
3ebn	REPLICASE POLYPROTEIN 1AB	Severe acute respiratory syndrome-related coronavirus	Peptidase_C30	homomer cyclic	link
3ebr	UNCHARACTERIZED RMLC-LIKE CUPIN	Cupriavidus pinatubonensis	Cupin_7	homomer dihedral	link
3ebt	UNCHARACTERIZED NTF2-LIKE PROTEIN	Burkholderia pseudomallei	SnoaL_2	homomer cyclic	link
3eby	BETA SUBUNIT OF A PUTATIVE AROMATIC-RING-HYDROXYLATING DIOXYGENASE	Novosphingobium aromaticivorans	Ring_hydroxyl_B	homomer cyclic	link
3ec9	UNCHARACTERIZED NTF2-LIKE PROTEIN	Burkholderia thailandensis	SnoaL_2	homomer cyclic	link
3ecs	TRANSLATION INITIATION FACTOR EIF-2B SUBUNIT ALPHA	Homo sapiens	-	homomer dihedral	link
3edp	LIN2111 PROTEIN	Listeria innocua	GntR UTRA	homomer cyclic	link
3eef	N-CARBAMOYLSARCOSINE AMIDASE RELATED PROTEIN	Thermoplasma acidophilum	Isochorismatase	homomer dihedral	link
3eev	CHLORAMPHENICOL ACETYLTRANSFERASE	Vibrio cholerae	Hexapep	homomer cyclic	link
3ef8	PUTATIVE SCYALONE DEHYDRATASE	Novosphingobium aromaticivorans	SnoaL_4	homomer cyclic	link
3efg	PROTEIN SLYX HOMOLOG	Xanthomonas campestris	SlyX	homomer cyclic	link
3eg5	CELL DIVISION CONTROL PROTEIN 42 HOMOLOG PROTEIN DIAPHANOUS HOMOLOG 1	Mus musculus	Drf_FH3 Drf_GBD Ras	heteromer cyclic	link
3eh5	CYTOCHROME C OXIDASE POLYPEPTIDE 2A CYTOCHROME C OXIDASE SUBUNIT 1	Thermus thermophilus	COX1 CoxIIa	heteromer asymmetric	link
3eh5	CYTOCHROME C OXIDASE SUBUNIT 1 CYTOCHROME C OXIDASE SUBUNIT 2	Thermus thermophilus	COX1 COX2 COX2-transmemb	heteromer asymmetric	link
3ehc	SNOAL-LIKE POLYKETIDE CYCLASE	Agrobacterium fabrum	SnoaL	homomer cyclic	link
3ehd	UNCHARACTERIZED CONSERVED PROTEIN	Enterococcus faecalis	Nuc_deoxyrib_tr	homomer dihedral	link
3ehh	SENSOR KINASE (YOCF PROTEIN)	Bacillus subtilis	HisKA_3	homomer cyclic	link
3ei3	DNA DAMAGE-BINDING PROTEIN 1 DNA DAMAGE-BINDING PROTEIN 2	Danio rerio Homo sapiens	CPSF_A MMS1_N WD40	heteromer asymmetric	link
3ei9	LL-DIAMINOPIMELATE AMINOTRANSFERASE	Arabidopsis thaliana	Aminotran_1_2	homomer cyclic	link
3ein	GLUTATHIONE S-TRANSFERASE 1-1	Drosophila melanogaster	GST_C GST_N	homomer cyclic	link
3ej9	ALPHA-SUBUNIT OF TRANS-3-CHLOROACRYLIC ACID DEHALOGENASE	Pseudomonas pavonaceae	Tautomerase	heteromer cyclic	link
3ej9	BETA-SUBUNIT OF TRANS-3-CHLOROACRYLIC ACID DEHALOGENASE	Pseudomonas pavonaceae	Tautomerase	heteromer cyclic	link
3ejb	ACYL CARRIER PROTEIN BIOTIN BIOSYNTHESIS CYTOCHROME P450-LIKE ENZYME	Bacillus subtilis Escherichia coli	PP-binding p450	heteromer asymmetric	link
3ele	AMINO TRANSFERASE	[Eubacterium] rectale	Aminotran_1_2	homomer cyclic	link
3elq	ARYLSULFATE SULFOTRANSFERASE	Escherichia coli	Arylsulfotran_N Arylsulfotrans	homomer dihedral	link
3emf	HIA (ADHESIN)	Haemophilus influenzae	HiaBD2	homomer cyclic	link
3emi	HIA (ADHESIN)	Haemophilus influenzae	TAA-Trp-ring	homomer cyclic	link
3emo	HIA (ADHESIN)	Haemophilus influenzae	YadA_anchor YadA_stalk	homomer cyclic	link
3emv	URIDINE PHOSPHORYLASE, PUTATIVE	Plasmodium vivax	PNP_UDP_1	homomer dihedral	link
3enn	GLUCOSE/RIBITOL DEHYDROGENASE	Brucella melitensis	adh_short_C2	homomer dihedral	link
3eo3	BIFUNCTIONAL UDP-N-ACETYLGLUCOSAMINE 2-EPIMERASE/N-ACETYLMANNOSAMINE KINASE	Homo sapiens	ROK	homomer cyclic	link
3eo4	UNCHARACTERIZED PROTEIN MJ1062	Methanocaldococcus jannaschii	Acetyltransf_3	homomer cyclic	link
3eo8	BLUB-LIKE FLAVOPROTEIN	Clostridioides difficile	Nitroreductase	homomer cyclic	link
3eoj	BACTERIOCHLOROPHYLL A PROTEIN	Prosthecochloris aestuarii	BChl_A	homomer cyclic	link
3eol	ISOCITRATE LYASE	Brucella melitensis	ICL	homomer dihedral	link
3epo	THIAMINE BIOSYNTHESIS PROTEIN THIC	Caulobacter vibrioides	ThiC-associated ThiC_Rad_SAM	homomer cyclic	link
3epv	NICKEL AND COBALT RESISTANCE PROTEIN CNRR	Cupriavidus metallidurans	Metal_resist	homomer cyclic	link
3eqx	FIC DOMAIN CONTAINING TRANSCRIPTIONAL REGULATOR	Shewanella oneidensis	Fic Fic_N	homomer cyclic	link
3erm	UNCHARACTERIZED CONSERVED PROTEIN	Pseudomonas syringae group genomosp. 3	YebG	homomer cyclic	link
3err	FUSION PROTEIN OF MICROTUBULE BINDING DOMAIN FROM MOUSE CYTOPLASMIC DYNEIN AND SERYL-TRNA SYNTHETASE FROM THERMUS THERMOPHILUS	Thermus thermophilus,Mus musculus	MT tRNA-synt_2b	homomer cyclic	link
3es1	CUPIN 2, CONSERVED BARREL DOMAIN PROTEIN	Novosphingobium aromaticivorans	Cupin_2	homomer cyclic	link
3esh	PROTEIN SIMILAR TO METAL-DEPENDENT HYDROLASE	Staphylococcus aureus	Lactamase_B	homomer dihedral	link
3esi	UNCHARACTERIZED PROTEIN	Pectobacterium atrosepticum	FabA	homomer dihedral	link
3esm	UNCHARACTERIZED PROTEIN	Nocardia farcinica	DUF1775	homomer cyclic	link
3etn	PUTATIVE PHOSPHOSUGAR ISOMERASE INVOLVED IN CAPSULE FORMATION	Bacteroides fragilis	SIS	homomer dihedral	link
3euc	HISTIDINOL-PHOSPHATE AMINOTRANSFERASE 2	Cupriavidus pinatubonensis	Aminotran_1_2	homomer cyclic	link
3euf	URIDINE PHOSPHORYLASE 1	Homo sapiens	PNP_UDP_1	homomer cyclic	link
3euh	CHROMOSOME PARTITION PROTEIN MUKF	Escherichia coli	KicB MukF_C MukF_M	heteromer cyclic	link
3euo	TYPE III PENTAKETIDE SYNTHASE	Neurospora crassa	Chal_sti_synt_C Chal_sti_synt_N	homomer cyclic	link
3eup	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Cytophaga hutchinsonii	TetR_N	homomer cyclic	link
3eus	DNA-BINDING PROTEIN	Ruegeria pomeroyi	HTH_3	homomer cyclic	link
3evs	GROWTH/DIFFERENTIATION FACTOR 5	Homo sapiens	TGF_beta	heteromer cyclic	link
3ew1	RHIZAVIDIN	Rhizobium etli	Avidin	homomer cyclic	link
3ewn	THIJ/PFPI FAMILY PROTEIN	Pseudomonas syringae group genomosp. 3	DJ-1_PfpI	homomer cyclic	link
3ex4	OROTIDINE-5'-PHOSPHATE DECARBOXYLASE	Homo sapiens	OMPdecase	homomer cyclic	link
3exz	MAOC-LIKE DEHYDRATASE	Rhodospirillum rubrum	MaoC_dehydratas	homomer cyclic	link
3eya	PYRUVATE DEHYDROGENASE [CYTOCHROME]	Escherichia coli	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer dihedral	link
3eyx	CARBONIC ANHYDRASE	Saccharomyces cerevisiae	Pro_CA	homomer cyclic	link
3ez0	UNCHARACTERIZED PROTEIN WITH FERRITIN-LIKE FOLD	Arthrobacter sp. FB24	MiaE_2	homomer cyclic	link
3ez1	AMINOTRANSFERASE MOCR FAMILY	Deinococcus geothermalis	Aminotran_MocR	homomer cyclic	link
3ez2	PLASMID PARTITION PROTEIN A	Escherichia coli	AAA_31	homomer cyclic	link
3ezq	PROTEIN FADD TUMOR NECROSIS FACTOR RECEPTOR SUPERFAMILY MEMBER 6	Homo sapiens	Death	heteromer cyclic	link
3ezq	TUMOR NECROSIS FACTOR RECEPTOR SUPERFAMILY MEMBER 6	Homo sapiens	Death	heteromer cyclic	link
3ezu	GGDEF DOMAIN PROTEIN	Geobacter sulfurreducens	GGDEF	homomer cyclic	link
3f08	UNCHARACTERIZED PROTEIN Q6HG14	Bacillus thuringiensis	Polyketide_cyc2	homomer cyclic	link
3f0d	2-C-METHYL-D-ERYTHRITOL 2,4-CYCLODIPHOSPHATE SYNTHASE	Burkholderia pseudomallei	YgbB	homomer cyclic	link
3f1b	TETR-LIKE TRANSCRIPTIONAL REGULATOR	Rhodococcus jostii	TetR_N	homomer cyclic	link
3f1i	HEPATOCYTE GROWTH FACTOR-REGULATED TYROSINE KINASE SUBSTRATE SIGNAL TRANSDUCING ADAPTER MOLECULE 1	Homo sapiens	Hrs_helical	heteromer asymmetric	link
3f1l	UNCHARACTERIZED OXIDOREDUCTASE YCIK	Escherichia coli	adh_short	homomer cyclic	link
3f1x	SERINE ACETYLTRANSFERASE	Bacteroides vulgatus	Hexapep	homomer dihedral	link
3f43	PUTATIVE ANTI-SIGMA FACTOR ANTAGONIST TM1081	Thermotoga maritima	STAS	homomer cyclic	link
3f4l	-	-	-	homomer cyclic	link
3f52	CLP GENE REGULATOR (CLGR)	Corynebacterium glutamicum	HTH_31	homomer cyclic	link
3f5h	TYPE I POLYKETIDE SYNTHASE PIKAIII, TYPE I POLYKETIDE SYNTHASE PIKAIV FUSION PROTEIN	Streptomyces venezuelae	PikAIV_N	homomer cyclic	link
3f5o	THIOESTERASE SUPERFAMILY MEMBER 2	Homo sapiens	4HBT	homomer dihedral	link
3f6a	HYDROLASE, NUDIX FAMILY	Clostridium perfringens	NUDIX	homomer cyclic	link
3f6c	POSITIVE TRANSCRIPTION REGULATOR EVGA	Escherichia coli	Response_reg	homomer cyclic	link
3f6g	ALPHA-ISOPROPYLMALATE SYNTHASE	Leptospira interrogans	LeuA_dimer	homomer cyclic	link
3f6o	PROBABLE TRANSCRIPTIONAL REGULATOR, ARSR FAMILY PROTEIN	Rhodococcus jostii	HTH_20	homomer cyclic	link
3f6t	ASPARTATE AMINOTRANSFERASE	Lactobacillus acidophilus	Aminotran_1_2	homomer cyclic	link
3f6w	XRE-FAMILY LIKE PROTEIN	Pseudomonas syringae group genomosp. 3	HTH_31	homomer cyclic	link
3f6z	PUTATIVE UNCHARACTERIZED PROTEIN	Pseudomonas aeruginosa	MliC	heteromer cyclic	link
3f75	CATHEPSIN L PROPEPTIDE CATHEPSIN L PROTEASE	Toxoplasma gondii	Inhibitor_I29 Peptidase_C1	heteromer asymmetric	link
3f7s	UNCHARACTERIZED NTF2-LIKE PROTEIN	Pseudomonas putida	SnoaL_3	homomer cyclic	link
3f7x	PUTATIVE POLYKETIDE CYCLASE	Pseudomonas putida	SnoaL_2	homomer cyclic	link
3f8l	HTH-TYPE TRANSCRIPTIONAL REPRESSOR PHNF	Mycolicibacterium smegmatis	UTRA	homomer cyclic	link
3f8p	THIOREDOXIN REDUCTASE (TRXB-3)	Saccharolobus solfataricus	Pyr_redox_2	homomer cyclic	link
3f9s	PUTATIVE POLYKETIDE CYCLASE	Acidithiobacillus ferrooxidans	SnoaL	homomer cyclic	link
3fa4	2,3-DIMETHYLMALATE LYASE	Aspergillus niger	PEP_mutase	homomer dihedral	link
3fav	6 KDA EARLY SECRETORY ANTIGENIC TARGET ESAT-6-LIKE PROTEIN ESXB	Mycobacterium tuberculosis	WXG100	heteromer asymmetric	link
3fbq	CONSERVED DOMAIN PROTEIN	Bacillus anthracis	DUF4179	homomer cyclic	link
3fbs	OXIDOREDUCTASE	Agrobacterium fabrum	Pyr_redox_2	homomer cyclic	link
3fc0	GITR LIGAND	Mus musculus	-	homomer cyclic	link
3fca	CYSTEINE SYNTHASE	Thermus thermophilus	PALP	homomer dihedral	link
3fch	CARBOXYSOME SHELL PROTEIN CSOS1D	Prochlorococcus marinus	BMC	homomer dihedral	link
3fcn	AN ALPHA-HELICAL PROTEIN OF UNKNOWN FUNCTION (PFAM01724)	Rhodospirillum rubrum	DUF29	homomer cyclic	link
3fcy	XYLAN ESTERASE 1	Thermoanaerobacterium saccharolyticum	AXE1	homomer dihedral	link
3fd4	GLYCOPROTEIN GP42	Human gammaherpesvirus 4	-	homomer cyclic	link
3fd5	SELENIDE, WATER DIKINASE 1	Homo sapiens	AIRS AIRS_C	homomer cyclic	link
3fdb	PUTATIVE PLP-DEPENDENT BETA-CYSTATHIONASE	Corynebacterium diphtheriae	Aminotran_1_2	homomer cyclic	link
3fdx	PUTATIVE FILAMENT PROTEIN / UNIVERSAL STRESS PROTEIN F	Klebsiella pneumoniae	Usp	homomer cyclic	link
3ff1	GLUCOSE-6-PHOSPHATE ISOMERASE	Staphylococcus aureus	PGI	homomer cyclic	link
3ffm	GROWTH ARREST AND DNA-DAMAGE-INDUCIBLE PROTEIN GADD45 GAMMA	Homo sapiens	Ribosomal_L7Ae	homomer cyclic	link
3ffr	PHOSPHOSERINE AMINOTRANSFERASE SERC	Cytophaga hutchinsonii	Aminotran_5	homomer cyclic	link
3fge	PUTATIVE FLAVIN REDUCTASE WITH SPLIT BARREL DOMAIN	Shewanella frigidimarina	Flavin_Reduct	homomer cyclic	link
3fgy	UNCHARACTERIZED NTF2-LIKE PROTEIN	Paraburkholderia xenovorans	SnoaL_2	homomer cyclic	link
3fh1	UNCHARACTERIZED NTF2-LIKE PROTEIN	Mesorhizobium loti	SnoaL_2	homomer cyclic	link
3fhk	UPF0403 PROTEIN YPHP	Bacillus subtilis	Disulph_isomer	homomer cyclic	link
3fhl	PUTATIVE OXIDOREDUCTASE	Bacteroides fragilis	GFO_IDH_MocA GFO_IDH_MocA_C	homomer cyclic	link
3fii	BOTULINUM NEUROTOXIN TYPE F FRAGMENT OF VESICLE-ASSOCIATED MEMBRANE PROTEIN 2	Clostridium botulinum Homo sapiens	Peptidase_M27 Synaptobrevin	heteromer asymmetric	link
3fij	LIN1909 PROTEIN	Listeria innocua	Peptidase_C26	homomer dihedral	link
3fiu	NH(3)-DEPENDENT NAD(+) SYNTHETASE	Francisella tularensis	NAD_synthase	homomer cyclic	link
3fjm	MAJOR ANTIGENIC PEPTIDE PEB3	Campylobacter jejuni	SBP_bac_11	homomer cyclic	link
3fjs	UNCHARACTERIZED PROTEIN WITH RMLC-LIKE CUPIN FOLD	Cupriavidus pinatubonensis	Cupin_2	homomer cyclic	link
3fka	UNCHARACTERIZED NTF-2 LIKE PROTEIN	Ruegeria pomeroyi	Lumazine_bd_2	homomer dihedral	link
3fkd	L-THREONINE-O-3-PHOSPHATE DECARBOXYLASE	Porphyromonas gingivalis	Aminotran_1_2	homomer cyclic	link
3fkr	L-2-KETO-3-DEOXYARABONATE DEHYDRATASE	Azospirillum brasilense	DHDPS	homomer cyclic	link
3flh	UNCHARACTERIZED PROTEIN LP_1913	Lactobacillus plantarum	Rhodanese	homomer cyclic	link
3flp	SAP-LIKE PENTRAXIN	Limulus polyphemus	Pentaxin	homomer dihedral	link
3fm2	UNCHARACTERIZED PROTEIN, DISTANTLY RELATED TO A HEME BINDING/DEGRADING HEMS (PF05171) FAMILY	Trichormus variabilis	ChuX_HutX	homomer cyclic	link
3fmb	DIMERIC PROTEIN OF UNKNOWN FUNCTION AND FERREDOXIN-LIKE FOLD	Bacteroides fragilis	Dabb	homomer cyclic	link
3fmw	OXYGENASE	Streptomyces argillaceus	FAD_binding_3	homomer cyclic	link
3fn1	NEDD8-ACTIVATING ENZYME E1 CATALYTIC SUBUNIT NEDD8-CONJUGATING ENZYME UBE2F	Homo sapiens	E2_bind UQ_con	heteromer asymmetric	link
3fn2	PUTATIVE SENSOR HISTIDINE KINASE DOMAIN	[Clostridium] symbiosum	-	homomer dihedral	link
3fok	UNCHARACTERIZED PROTEIN CGL0159	Corynebacterium glutamicum	-	homomer cyclic	link
3fpn	GEOBACILLUS STEAROTHERMOPHILUS UVRA INTERACTION DOMAIN GEOBACILLUS STEAROTHERMOPHILUS UVRB INTERACTION DOMAIN	Geobacillus stearothermophilus	UvrA_inter UvrB_inter	heteromer asymmetric	link
3fpw	EXTRACELLULAR HAEM-BINDING PROTEIN	Streptomyces reticuli	Haem_degrading	homomer dihedral	link
3fpz	THIAZOLE BIOSYNTHETIC ENZYME	Saccharomyces cerevisiae	Thi4	homomer dihedral	link
3fqd	5'-3' EXORIBONUCLEASE 2 PROTEIN DIN1	Schizosaccharomyces pombe	RAI1 XRN_N	heteromer asymmetric	link
3fs8	QDTC	Thermoanaerobacterium thermosaccharolyticum	Hexapep	homomer cyclic	link
3fsd	NTF2-LIKE PROTEIN OF UNKNOWN FUNCTION IN NUTRIENT UPTAKE	Rhodospirillum rubrum	DUF4440	homomer cyclic	link
3fsg	ALPHA/BETA SUPERFAMILY HYDROLASE	Oenococcus oeni	Abhydrolase_6	homomer asymmetric	link
3fsy	TETRAHYDRODIPICOLINATE N-SUCCINYLTRANSFERASE	Mycobacterium tuberculosis	Hexapep_2 THDPS_M	homomer cyclic	link
3fuy	PUTATIVE INTEGRON GENE CASSETTE PROTEIN	uncultured bacterium	-	homomer cyclic	link
3fwc	CELL DIVISION CONTROL PROTEIN 31 PROTEIN SUS1	Saccharomyces cerevisiae	EF-hand_7 EnY2	heteromer asymmetric	link
3fwy	LIGHT-INDEPENDENT PROTOCHLOROPHYLLIDE REDUCTASE IRON-SULFUR ATP-BINDING PROTEIN	Rhodobacter sphaeroides	Fer4_NifH	homomer cyclic	link
3fx3	CYCLIC NUCLEOTIDE-BINDING PROTEIN	Ruegeria pomeroyi	HTH_Crp_2 cNMP_binding	homomer cyclic	link
3fx7	PUTATIVE UNCHARACTERIZED PROTEIN	Helicobacter pylori	-	homomer cyclic	link
3fxa	SIS DOMAIN PROTEIN	Listeria monocytogenes	SIS	homomer dihedral	link
3fyb	PROTEIN OF UNKNOWN FUNCTION (DUF1244)	Alcanivorax borkumensis	DUF1244	homomer cyclic	link
3g0o	3-HYDROXYISOBUTYRATE DEHYDROGENASE	Salmonella enterica	NAD_binding_11 NAD_binding_2	homomer cyclic	link
3g0t	PUTATIVE AMINOTRANSFERASE	Porphyromonas gingivalis	Aminotran_1_2	homomer cyclic	link
3g13	PUTATIVE CONJUGATIVE TRANSPOSON RECOMBINASE	Clostridioides difficile	Resolvase	homomer cyclic	link
3g14	NITROREDUCTASE FAMILY PROTEIN	Clostridium novyi	Nitroreductase	homomer cyclic	link
3g2e	OORC SUBUNIT OF 2-OXOGLUTARATE:ACCEPTOR OXIDOREDUCTASE	Campylobacter jejuni	POR	homomer cyclic	link
3g33	CCND3 PROTEIN CELL DIVISION PROTEIN KINASE 4	Homo sapiens	Pkinase	heteromer cyclic	link
3g33	CCND3 PROTEIN	Homo sapiens	Cyclin_C Cyclin_N	heteromer cyclic	link
3g3z	TRANSCRIPTIONAL REGULATOR, MARR FAMILY	Neisseria meningitidis	MarR	homomer cyclic	link
3g40	NA-K-CL COTRANSPORTER	Methanosarcina acetivorans	-	homomer cyclic	link
3g48	CHAPERONE CSAA	Bacillus anthracis	tRNA_bind	homomer cyclic	link
3g5o	UNCHARACTERIZED PROTEIN RV2865	Mycobacterium tuberculosis	PhdYeFM_antitox	heteromer cyclic	link
3g64	PUTATIVE ENOYL-COA HYDRATASE	Streptomyces coelicolor	ECH_1	homomer cyclic	link
3g68	PUTATIVE PHOSPHOSUGAR ISOMERASE	Clostridioides difficile	SIS	homomer cyclic	link
3g6e	50S RIBOSOMAL PROTEIN L2P 50S RIBOSOMAL PROTEIN L37AE	Haloarcula marismortui	Ribosomal_L2 Ribosomal_L2_C Ribosomal_L37ae	heteromer asymmetric	link
3g79	NDP-N-ACETYL-D-GALACTOSAMINURONIC ACID DEHYDROGENASE	Methanosarcina mazei	UDPG_MGDP_dh UDPG_MGDP_dh_C UDPG_MGDP_dh_N	homomer cyclic	link
3g7g	UPF0311 PROTEIN CA_C3321	Clostridium acetobutylicum	DUF3237	homomer dihedral	link
3g7k	3-METHYLITACONATE ISOMERASE	Eubacterium barkeri	PrpF	homomer dihedral	link
3g7p	NITROGEN FIXATION PROTEIN	Acidithiobacillus ferrooxidans	DUF269	homomer cyclic	link
3g7q	VALINE-PYRUVATE AMINOTRANSFERASE	Salmonella enterica	Aminotran_1_2	homomer cyclic	link
3g80	PROTEIN B2	Nodamura virus	-	homomer cyclic	link
3g8l	LECTIN-RELATED NK CELL RECEPTOR LY49L1	Mus musculus	Lectin_C Ly49	homomer cyclic	link
3g8q	PREDICTED RNA-BINDING PROTEIN, CONTAINS THUMP DOMAIN	Methanopyrus kandleri	THUMP dCMP_cyt_deam_1	homomer asymmetric	link
3g8r	PROBABLE SPORE COAT POLYSACCHARIDE BIOSYNTHESIS PROTEIN E	Chromobacterium violaceum	NeuB SAF	homomer cyclic	link
3g8y	SUSD/RAGB-ASSOCIATED ESTERASE-LIKE PROTEIN	Bacteroides vulgatus	Abhydrolase_7	homomer cyclic	link
3g9k	CAPSULE BIOSYNTHESIS PROTEIN CAPD	Bacillus anthracis	-	heteromer asymmetric	link
3g9r	FUSION COMPLEX OF HIV-1 ENVELOPE GLYCOPROTEIN AND SACCHAROMYCES CEREVISIAE GENERAL CONTROL PROTEIN GCN4	Saccharomyces cerevisiae,Human immunodeficiency virus 1	-	homomer cyclic	link
3g9w	INTEGRIN BETA-1D TALIN-2	Homo sapiens Mus musculus	FERM_M IRS	heteromer asymmetric	link
3gaa	UNCHARACTERIZED PROTEIN TA1441	Thermoplasma acidophilum	PAC2	homomer dihedral	link
3gaf	7-ALPHA-HYDROXYSTEROID DEHYDROGENASE	Brucella abortus	adh_short_C2	homomer dihedral	link
3gag	PUTATIVE NADH DEHYDROGENASE, NADPH NITROREDUCTASE	Streptococcus mutans	Nitroreductase	homomer cyclic	link
3gas	HEME OXYGENASE	Helicobacter pylori	DUF2470 Putative_PNPOx	homomer cyclic	link
3gb0	PEPTIDASE T	Bacillus cereus	Peptidase_M20	homomer cyclic	link
3gb5	IODOTYROSINE DEHALOGENASE 1	Mus musculus	Nitroreductase	homomer cyclic	link
3gby	UNCHARACTERIZED PROTEIN CT1051	Chlorobaculum tepidum	CBS	homomer cyclic	link
3gcg	CELL DIVISION CONTROL PROTEIN 42 HOMOLOG L0028 (MITOCHONDRIA ASSOCIATED PROTEIN)	Escherichia coli Homo sapiens	IpaB_EvcA Ras	heteromer asymmetric	link
3gd8	AQUAPORIN-4	Homo sapiens	MIP	homomer cyclic	link
3gdc	MULTICOPPER OXIDASE	Arthrobacter sp. FB24	Cu-oxidase_2 Cu-oxidase_3	homomer cyclic	link
3gdg	PROBABLE NADP-DEPENDENT MANNITOL DEHYDROGENASE	Cladosporium herbarum	adh_short_C2	homomer dihedral	link
3gdl	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE	Saccharomyces cerevisiae	OMPdecase	homomer cyclic	link
3ge4	DNA PROTECTION DURING STARVATION PROTEIN	Brucella melitensis	Ferritin	homomer tetrahedral	link
3ged	SHORT-CHAIN DEHYDROGENASE/REDUCTASE SDR	Hungateiclostridium thermocellum	adh_short_C2	homomer dihedral	link
3gee	TRNA MODIFICATION GTPASE MNME	Chlorobaculum tepidum	MnmE_helical TrmE_N	homomer cyclic	link
3gek	PUTATIVE THIOESTERASE YHDA	Lactococcus lactis	-	homomer dihedral	link
3gek	PUTATIVE THIOESTERASE YHDA	Lactococcus lactis	4HBT	homomer dihedral	link
3get	HISTIDINOL-PHOSPHATE AMINOTRANSFERASE	Campylobacter jejuni	Aminotran_1_2	homomer cyclic	link
3gf3	GLUTACONYL-COA DECARBOXYLASE SUBUNIT A	[Clostridium] symbiosum	Carboxyl_trans	homomer dihedral	link
3gfa	PUTATIVE NITROREDUCTASE	Clostridioides difficile	Nitroreductase	homomer cyclic	link
3gfg	UNCHARACTERIZED OXIDOREDUCTASE YVAA	Bacillus subtilis	GFO_IDH_MocA GFO_IDH_MocA_C	homomer cyclic	link
3gfh	ETHANOLAMINE UTILIZATION PROTEIN EUTL	Escherichia coli	BMC	homomer cyclic	link
3gge	PDZ DOMAIN-CONTAINING PROTEIN GIPC2	Homo sapiens	PDZ	homomer asymmetric	link
3ggm	UNCHARACTERIZED PROTEIN BT9727_2919	Bacillus thuringiensis	-	homomer dihedral	link
3ghd	A CYSTATHIONINE BETA-SYNTHASE DOMAIN PROTEIN FUSED TO A ZN-RIBBON-LIKE DOMAIN	Pyrococcus furiosus	CBS	homomer cyclic	link
3ghg	FIBRINOGEN ALPHA CHAIN FIBRINOGEN BETA CHAIN	Homo sapiens	Fib_alpha Fibrinogen_C	heteromer cyclic	link
3gi7	SECRETED PROTEIN OF UNKNOWN FUNCTION DUF1311	Pseudomonas putida	LprI	homomer dihedral	link
3gj4	GTP-BINDING NUCLEAR PROTEIN RAN NUCLEAR PORE COMPLEX PROTEIN NUP153	Homo sapiens Rattus norvegicus	Ras zf-RanBP	heteromer asymmetric	link
3gj8	GTP-BINDING NUCLEAR PROTEIN RAN NUCLEAR PORE COMPLEX PROTEIN NUP153	Homo sapiens Rattus norvegicus	Ras zf-RanBP	heteromer asymmetric	link
3gk7	4-HYDROXYBUTYRATE COA-TRANSFERASE	Clostridium aminobutyricum	AcetylCoA_hyd_C AcetylCoA_hydro	homomer cyclic	link
3gke	DDMC	Stenotrophomonas maltophilia	Rieske Ring_hydroxyl_A	homomer cyclic	link
3gkq	TERMINAL OXYGENASE COMPONENT OF CARBAZOLE 1,9A-DIOXYGENASE	Novosphingobium sp. KA1	Aromatic_hydrox Rieske	homomer cyclic	link
3gl6	HISTONE DEMETHYLASE JARID1A	Homo sapiens	PHD	homomer cyclic	link
3gla	LOW MOLECULAR WEIGHT HEAT SHOCK PROTEIN	Xanthomonas citri	HSP20	homomer cyclic	link
3glv	LIPOPOLYSACCHARIDE CORE BIOSYNTHESIS PROTEIN	Thermoplasma volcanium	CTP_transf_like	homomer cyclic	link
3gm5	LACTOYLGLUTATHIONE LYASE AND RELATED LYASES	Caldanaerobacter subterraneus	Glyoxalase_4	homomer cyclic	link
3gmg	UNCHARACTERIZED PROTEIN RV1825/MT1873	Mycobacterium tuberculosis	DUF881	homomer cyclic	link
3gmj	PROTEIN MOTHERS AGAINST DPP	Drosophila melanogaster	-	homomer cyclic	link
3gn8	GLUCOCORTICOID RECEPTOR 2 NUCLEAR RECEPTOR COACTIVATOR 2	Homo sapiens	DUF4927 Hormone_recep	monomer asymmetric	link
3gna	V(D)J RECOMBINATION-ACTIVATING PROTEIN 1	Mus musculus	RAG1	homomer cyclic	link
3gnn	NICOTINATE-NUCLEOTIDE PYROPHOSPHORYLASE	Burkholderia pseudomallei	QRPTase_C QRPTase_N	homomer cyclic	link
3go2	PUTATIVE L-ALANINE-DL-GLUTAMATE EPIMERASE	Paraburkholderia xenovorans	MR_MLE_C MR_MLE_N	homomer dihedral	link
3god	CAS1	Pseudomonas aeruginosa	Cas_Cas1	homomer asymmetric	link
3gos	2,3,4,5-TETRAHYDROPYRIDINE-2,6-DICARBOXYLATE N-SUCCINYLTRANSFERASE	Yersinia pestis	Hexapep Hexapep_2 THDPS_N_2	homomer cyclic	link
3gox	RESTRICTION ENDONUCLEASE HPY99I	Helicobacter pylori	Endonuclease_7	homomer cyclic	link
3gp4	TRANSCRIPTIONAL REGULATOR, MERR FAMILY	Listeria monocytogenes	MerR MerR-DNA-bind	homomer cyclic	link
3gqh	PRENECK APPENDAGE PROTEIN	Bacillus virus phi29	Peptidase_G2	homomer cyclic	link
3grf	ORNITHINE CARBAMOYLTRANSFERASE	Giardia intestinalis	OTCace OTCace_N	homomer cyclic	link
3gs2	E3 UBIQUITIN-PROTEIN LIGASE RING2	Homo sapiens	RAWUL	heteromer cyclic	link
3gt0	PYRROLINE-5-CARBOXYLATE REDUCTASE	Bacillus cereus	F420_oxidored P5CR_dimer	homomer cyclic	link
3gu3	METHYLTRANSFERASE	Bacillus cereus	Methyltransf_31	homomer cyclic	link
3gud	NECK APPENDAGE PROTEIN	Bacillus virus GA1	Peptidase_S74	homomer cyclic	link
3guy	SHORT-CHAIN DEHYDROGENASE/REDUCTASE SDR	Vibrio parahaemolyticus	adh_short	homomer dihedral	link
3gvd	SERINE ACETYLTRANSFERASE	Yersinia pestis	-	homomer dihedral	link
3gvd	SERINE ACETYLTRANSFERASE	Yersinia pestis	Hexapep SATase_N	homomer dihedral	link
3gvx	GLYCERATE DEHYDROGENASE RELATED PROTEIN	Thermoplasma acidophilum	2-Hacid_dh_C	homomer cyclic	link
3gw2	POSSIBLE TRANSCRIPTIONAL REGULATORY ARSR-FAMILY PROTEIN	Mycobacterium tuberculosis	HTH_20	homomer cyclic	link
3gw6	ENDO-N-ACETYLNEURAMINIDASE	Enterobacteria phage K1F	End_tail_spike Peptidase_S74	homomer cyclic	link
3gwc	THYMIDYLATE SYNTHASE THYX	Mycobacterium tuberculosis	Thy1	homomer dihedral	link
3gwj	ARYLPHORIN	Antheraea pernyi	Hemocyanin_C Hemocyanin_M Hemocyanin_N	homomer dihedral	link
3gwk	PUTATIVE UNCHARACTERIZED PROTEIN SAG1039	Streptococcus agalactiae	WXG100	homomer cyclic	link
3gwm	HOLO-[ACYL-CARRIER-PROTEIN] SYNTHASE	Mycolicibacterium smegmatis	ACPS	homomer cyclic	link
3gxq	PUTATIVE REGULATOR OF TRANSFER GENES ARTA	Staphylococcus aureus	-	homomer cyclic	link
3gxv	REPLICATIVE DNA HELICASE	Helicobacter pylori	DnaB	heteromer asymmetric	link
3gyb	TRANSCRIPTIONAL REGULATORS (LACI-FAMILY TRANSCRIPTIONAL REGULATORY PROTEIN)	Corynebacterium glutamicum	Peripla_BP_3	homomer cyclic	link
3gyg	NTD BIOSYNTHESIS OPERON PUTATIVE HYDROLASE NTDB	Bacillus subtilis	S6PP	homomer cyclic	link
3gzb	PUTATIVE SNOAL-LIKE POLYKETIDE CYCLASE	Shewanella putrefaciens	SnoaL_2	homomer cyclic	link
3gzd	SELENOCYSTEINE LYASE	Homo sapiens	Aminotran_5	homomer cyclic	link
3gzh	ADENYLOSUCCINATE LYASE	Escherichia coli	ASL_C Lyase_1	homomer dihedral	link
3gzi	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Shewanella loihica	TetR_N	homomer cyclic	link
3gzn	NEDD8-ACTIVATING ENZYME E1 CATALYTIC SUBUNIT NEDD8-ACTIVATING ENZYME E1 REGULATORY SUBUNIT	Homo sapiens	E2_bind ThiF	heteromer asymmetric	link
3gzn	NEDD8 NEDD8-ACTIVATING ENZYME E1 CATALYTIC SUBUNIT	Homo sapiens	E2_bind ThiF ubiquitin	heteromer asymmetric	link
3gzx	BIPHENYL DIOXYGENASE SUBUNIT ALPHA BIPHENYL DIOXYGENASE SUBUNIT BETA	Comamonas testosteroni	Rieske Ring_hydroxyl_A Ring_hydroxyl_B	heteromer cyclic	link
3gzx	BIPHENYL DIOXYGENASE SUBUNIT BETA	Comamonas testosteroni	Ring_hydroxyl_B	heteromer cyclic	link
3h0u	PUTATIVE ENOYL-COA HYDRATASE	Streptomyces avermitilis	ECH_1	homomer cyclic	link
3h0w	S-ADENOSYLMETHIONINE DECARBOXYLASE PROENZYME	Homo sapiens	SAM_decarbox	heteromer asymmetric	link
3h1j	CYTOCHROME B-C1 COMPLEX SUBUNIT RIESKE, MITOCHONDRIAL MITOCHONDRIAL UBIQUINOL-CYTOCHROME-C REDUCTASE COMPLEX CORE PROTEIN 2	Gallus gallus	Peptidase_M16 Peptidase_M16_C Ubiq-Cytc-red_N	heteromer cyclic	link
3h1j	CYTOCHROME B MITOCHONDRIAL CYTOCHROME C1, HEME PROTEIN	Gallus gallus	Cytochrom_B_C Cytochrom_C1 Cytochrome_B	heteromer cyclic	link
3h1j	CYTOCHROME B MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE 14 KDA PROTEIN	Gallus gallus	Cytochrom_B_C Cytochrome_B UCR_14kD	heteromer cyclic	link
3h1j	MITOCHONDRIAL CYTOCHROME C1, HEME PROTEIN MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE 11 KDA PROTEIN, COMPLEX III SUBUNIT VIII	Gallus gallus	Cytochrom_C1 UCR_hinge	heteromer cyclic	link
3h1j	MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE 14 KDA PROTEIN MITOCHONDRIAL UBIQUINOL-CYTOCHROME-C REDUCTASE COMPLEX CORE PROTEIN 2	Gallus gallus	Peptidase_M16 Peptidase_M16_C UCR_14kD	heteromer cyclic	link
3h2v	RAVER-1 VINCULIN	Homo sapiens	RRM_1 Vinculin	heteromer asymmetric	link
3h2z	MANNITOL-1-PHOSPHATE 5-DEHYDROGENASE	Shigella flexneri	Mannitol_dh Mannitol_dh_C	homomer cyclic	link
3h36	POLYRIBONUCLEOTIDE NUCLEOTIDYLTRANSFERASE	Streptococcus mutans	PNPase	homomer cyclic	link
3h3p	4E10_S0_1TJLC_004_N FV 4E10 HEAVY CHAIN	Homo sapiens synthetic construct	V-set	heteromer asymmetric	link
3h43	PROTEASOME-ACTIVATING NUCLEOTIDASE	Methanocaldococcus jannaschii	Prot_ATP_ID_OB	homomer cyclic	link
3h4s	KCBP INTERACTING CA2+-BINDING PROTEIN KINESIN-LIKE CALMODULIN-BINDING PROTEIN	Arabidopsis thaliana	EF-hand_8 Kinesin	heteromer asymmetric	link
3h51	PUTATIVE CALCIUM/CALMODULIN DEPENDENT PROTEIN KINASE II ASSOCIATION DOMAIN	Xanthomonas campestris	CaMKII_AD	homomer cyclic	link
3h5i	RESPONSE REGULATOR/SENSORY BOX PROTEIN/GGDEF DOMAIN PROTEIN	Carboxydothermus hydrogenoformans	Response_reg	homomer cyclic	link
3h5n	MCCB PROTEIN	Escherichia coli	ThiF	homomer asymmetric	link
3h6g	GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 2	Rattus norvegicus	ANF_receptor	homomer cyclic	link
3h6j	NEURAMINIDASE	Pseudomonas aeruginosa	BNR_2	homomer cyclic	link
3h6p	ESAT-6 LIKE PROTEIN ESXS ESAT-6-LIKE PROTEIN ESXR	Mycobacterium tuberculosis	WXG100	heteromer cyclic	link
3h6x	DUTPASE	Streptococcus mutans	dUTPase	homomer cyclic	link
3h76	PQS BIOSYNTHETIC ENZYME	Pseudomonas aeruginosa	ACP_syn_III ACP_syn_III_C	homomer cyclic	link
3h7a	SHORT CHAIN DEHYDROGENASE	Rhodopseudomonas palustris	adh_short	homomer dihedral	link
3h7x	ADHESIN YADA	Yersinia enterocolitica	-	homomer cyclic	link
3h8a	ENOLASE	Escherichia coli	Enolase_C Enolase_N	heteromer asymmetric	link
3h8g	CYTOSOL AMINOPEPTIDASE	Pseudomonas putida	Peptidase_M17 Peptidase_M17_N	homomer dihedral	link
3h8t	HMUY	Porphyromonas gingivalis	HmuY	homomer dihedral	link
3h8u	UNCHARACTERIZED CONSERVED PROTEIN WITH DOUBLE-STRANDED BETA-HELIX DOMAIN	Klebsiella pneumoniae	Cupin_2	homomer cyclic	link
3h90	FERROUS-IRON EFFLUX PUMP FIEF	Escherichia coli	Cation_efflux ZT_dimer	homomer cyclic	link
3ha4	MIX1	Leishmania major	MIX	homomer cyclic	link
3haz	PROLINE DEHYDROGENASE	Bradyrhizobium diazoefficiens	Aldedh Pro_dh Pro_dh-DNA_bdg	homomer dihedral	link
3hb3	ANTIBODY FV FRAGMENT	Mus musculus	V-set	heteromer asymmetric	link
3hb3	CYTOCHROME C OXIDASE SUBUNIT 1-BETA CYTOCHROME C OXIDASE SUBUNIT 2	Paracoccus denitrificans	COX1 COX2 COX2_TM	heteromer asymmetric	link
3hb7	ISOCHORISMATASE HYDROLASE	Alkaliphilus metalliredigens	-	homomer asymmetric	link
3hbc	CHOLOYLGLYCINE HYDROLASE	Bacteroides thetaiotaomicron	CBAH	homomer dihedral	link
3hcy	PUTATIVE TWO-COMPONENT SENSOR HISTIDINE KINASE PROTEIN	Sinorhizobium meliloti	GAF_2	homomer cyclic	link
3hd6	AMMONIUM TRANSPORTER RH TYPE C	Homo sapiens	Ammonium_transp	homomer cyclic	link
3hdc	THIOREDOXIN FAMILY PROTEIN	Geobacter metallireducens	AhpC-TSA	homomer cyclic	link
3hdj	PROBABLE ORNITHINE CYCLODEAMINASE	Bordetella pertussis	OCD_Mu_crystall	homomer cyclic	link
3hdo	HISTIDINOL-PHOSPHATE AMINOTRANSFERASE	Geobacter metallireducens	Aminotran_1_2	homomer cyclic	link
3hdq	UDP-GALACTOPYRANOSE MUTASE	Deinococcus radiodurans	GLF NAD_binding_8	homomer cyclic	link
3hdu	PUTATIVE THIOESTERASE	Syntrophus aciditrophicus	4HBT	homomer dihedral	link
3hdv	RESPONSE REGULATOR	Pseudomonas putida	Response_reg	homomer cyclic	link
3he4	SYNZIP5 SYNZIP6	synthetic construct	-	heteromer dihedral	link
3he4	SYNZIP5	synthetic construct	-	heteromer dihedral	link
3he5	SYNZIP1 SYNZIP2	synthetic construct	-	homomer cyclic	link
3hex	ALPHA/BETA-PEPTIDE BASED ON THE GCN4-PLI SIDE CHAIN SEQUENCE WITH AN (ALPHA-ALPHA-BETA) BACKBONE AND CYCLIC BETA-RESIDUES AT POSITIONS 1, 4, 19 AND 28	-	-	homomer cyclic	link
3hey	ALPHA/BETA-PEPTIDE BASED ON THE GCN4-PLI SIDE CHAIN SEQUENCE WITH AN (ALPHA-ALPHA-BETA) BACKBONE AND CYCLIC BETA-RESIDUES AT POSITIONS 1, 4, 10, 19 AND 28	-	-	homomer cyclic	link
3hf1	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE SUBUNIT M2 B	Homo sapiens	Ribonuc_red_sm	homomer cyclic	link
3hfd	NUCLEOSOME ASSEMBLY PROTEIN 1	Plasmodium knowlesi	NAP	homomer cyclic	link
3hfe	POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY KQT MEMBER 1	Homo sapiens	-	homomer cyclic	link
3hfi	PUTATIVE REGULATOR	Escherichia coli	UTRA	homomer cyclic	link
3hfo	SSR3341 PROTEIN	Synechocystis sp. PCC 6803	-	homomer cyclic	link
3hg9	PILM	Pseudomonas aeruginosa	PilM	homomer cyclic	link
3hh0	TRANSCRIPTIONAL REGULATOR, MERR FAMILY	Bacillus cereus	-	homomer dihedral	link
3hhc	INTERLEUKIN-28B	Homo sapiens	IL28A	homomer cyclic	link
3hhd	FATTY ACID SYNTHASE	Homo sapiens	Acyl_transf_1 KAsynt_C_assoc Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
3hhp	MALATE DEHYDROGENASE	Escherichia coli	Ldh_1_C Ldh_1_N	homomer cyclic	link
3hhy	CATECHOL 1,2-DIOXYGENASE	Rhodococcus opacus	Dioxygenase_C Dioxygenase_N	homomer cyclic	link
3hi7	AMILORIDE-SENSITIVE AMINE OXIDASE	Homo sapiens	Cu_amine_oxid Cu_amine_oxidN2 Cu_amine_oxidN3	homomer cyclic	link
3hid	ADENYLOSUCCINATE SYNTHETASE	Yersinia pestis	Adenylsucc_synt	homomer cyclic	link
3him	PROBABLE TRANSCRIPTIONAL REGULATOR	Rhodococcus jostii	TetR_N	homomer cyclic	link
3hiu	UNCHARACTERIZED PROTEIN	Xanthomonas campestris	DUF892	homomer cyclic	link
3hj9	OXIDOREDUCTASE	Cupriavidus pinatubonensis	Nitroreductase	homomer cyclic	link
3hkv	POLY [ADP-RIBOSE] POLYMERASE 10	Homo sapiens	PARP	homomer cyclic	link
3hl2	O-PHOSPHOSERYL-TRNA(SEC) SELENIUM TRANSFERASE	Homo sapiens	SepSecS	homomer dihedral	link
3hl4	CHOLINE-PHOSPHATE CYTIDYLYLTRANSFERASE A	Rattus norvegicus	CTP_transf_like	homomer cyclic	link
3hl6	PATHOGENICITY ISLAND PROTEIN	Staphylococcus aureus	SAPI	homomer cyclic	link
3hls	GUANYLATE CYCLASE SOLUBLE SUBUNIT BETA-1	Rattus norvegicus	HNOBA	homomer cyclic	link
3hlu	UNCHARACTERIZED PROTEIN DUF2179	Eubacterium ventriosum	DUF2179	homomer cyclic	link
3hm0	PROBABLE THIOESTERASE	Bartonella henselae	4HBT	homomer dihedral	link
3hm2	PRECORRIN-6Y C5,15-METHYLTRANSFERASE	Corynebacterium diphtheriae	-	homomer dihedral	link
3hm4	CHEMOTAXIS PROTEIN CHEX	Desulfovibrio alaskensis	CheX	homomer cyclic	link
3hmu	AMINOTRANSFERASE, CLASS III	Ruegeria pomeroyi	Aminotran_3	homomer cyclic	link
3hmz	FLAVIN REDUCTASE DOMAIN PROTEIN, FMN-BINDING	Shewanella baltica	Flavin_Reduct	homomer cyclic	link
3hn3	BETA-GLUCURONIDASE	Homo sapiens	Glyco_hydro_2 Glyco_hydro_2_C Glyco_hydro_2_N	homomer dihedral	link
3hn6	GLUCOSAMINE-6-PHOSPHATE DEAMINASE	Borreliella burgdorferi	Glucosamine_iso	homomer dihedral	link
3hno	PYROPHOSPHATE-DEPENDENT PHOSPHOFRUCTOKINASE	Nitrosospira multiformis	PFK	homomer cyclic	link
3hnw	UNCHARACTERIZED PROTEIN	[Eubacterium] eligens	ZapA	homomer cyclic	link
3hoa	THERMOSTABLE CARBOXYPEPTIDASE 1	Thermus thermophilus	Peptidase_M32	homomer cyclic	link
3hoi	FMN-DEPENDENT NITROREDUCTASE BF3017	Bacteroides fragilis	Nitroreductase	homomer cyclic	link
3hq2	BACILLUS SUBTILIS M32 CARBOXYPEPTIDASE	Bacillus subtilis	Peptidase_M32	homomer cyclic	link
3hqg	TYPE-2 RESTRICTION ENZYME ECORII	Escherichia coli	EcoRII-C	homomer cyclic	link
3hrd	NICOTINATE DEHYDROGENASE FAD-SUBUNIT NICOTINATE DEHYDROGENASE SMALL FES SUBUNIT	Eubacterium barkeri	CO_deh_flav_C FAD_binding_5 Fer2 Fer2_2	heteromer cyclic	link
3hrd	NICOTINATE DEHYDROGENASE LARGE MOLYBDOPTERIN SUBUNIT NICOTINATE DEHYDROGENASE MEDIUM MOLYBDOPTERIN SUBUNIT	Eubacterium barkeri	Ald_Xan_dh_C Ald_Xan_dh_C2	heteromer cyclic	link
3hrd	NICOTINATE DEHYDROGENASE LARGE MOLYBDOPTERIN SUBUNIT NICOTINATE DEHYDROGENASE SMALL FES SUBUNIT	Eubacterium barkeri	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer cyclic	link
3hrd	NICOTINATE DEHYDROGENASE MEDIUM MOLYBDOPTERIN SUBUNIT	Eubacterium barkeri	Ald_Xan_dh_C2	heteromer cyclic	link
3hrn	TRANSIENT RECEPTOR POTENTIAL (TRP) CHANNEL SUBFAMILY P MEMBER 2 (TRPP2)	Homo sapiens	Fer4_24	homomer cyclic	link
3hro	TRANSIENT RECEPTOR POTENTIAL (TRP) CHANNEL SUBFAMILY P MEMBER 2 (TRPP2), ALSO CALLED POLYCYSTIN-2 OR POLYCYSTIC KIDNEY DISEASE 2(PKD2)	Homo sapiens	Fer4_24	homomer cyclic	link
3hrq	AFLATOXIN BIOSYNTHESIS POLYKETIDE SYNTHASE	Aspergillus parasiticus	PS-DH	homomer cyclic	link
3hrx	PROBABLE ENOYL-COA HYDRATASE	Thermus thermophilus	ECH_1	homomer cyclic	link
3hrz	COBRA VENOM FACTOR COMPLEMENT FACTOR B	Homo sapiens Naja kaouthia	A2M_recep NTR Sushi Trypsin VWA	heteromer asymmetric	link
3hrz	COBRA VENOM FACTOR	Naja kaouthia	A2M A2M_N A2M_N_2	heteromer asymmetric	link
3hrz	COBRA VENOM FACTOR	Naja kaouthia	A2M A2M_recep NTR	heteromer asymmetric	link
3hs2	PREVENT HOST DEATH PROTEIN	Escherichia virus P1	PhdYeFM_antitox	homomer asymmetric	link
3hs3	RIBOSE OPERON REPRESSOR	Lactobacillus acidophilus	Peripla_BP_3	homomer cyclic	link
3hsh	COLLAGEN ALPHA-1(XVIII) CHAIN	Homo sapiens	Endostatin	homomer cyclic	link
3hsl	ORF59	Human gammaherpesvirus 8	Herpes_DNAp_acc	homomer cyclic	link
3hsr	HTH-TYPE TRANSCRIPTIONAL REGULATOR SARZ	Staphylococcus aureus	MarR	homomer cyclic	link
3hsy	GLUTAMATE RECEPTOR 2	Rattus norvegicus	ANF_receptor	homomer cyclic	link
3ht4	ALUMINUM RESISTANCE PROTEIN	Bacillus cereus	Met_gamma_lyase	homomer dihedral	link
3htk	E3 SUMO-PROTEIN LIGASE MMS21 STRUCTURAL MAINTENANCE OF CHROMOSOMES PROTEIN 5	Saccharomyces cerevisiae	zf-Nse	heteromer asymmetric	link
3htn	PUTATIVE DNA BINDING PROTEIN	Bacteroides thetaiotaomicron	DUF296	homomer cyclic	link
3hug	PROBABLE CONSERVED MEMBRANE PROTEIN RNA POLYMERASE SIGMA FACTOR	Mycobacterium tuberculosis	Sigma70_r4 zf-HC2	heteromer cyclic	link
3hug	PROBABLE CONSERVED MEMBRANE PROTEIN	Mycobacterium tuberculosis	zf-HC2	heteromer cyclic	link
3huh	VIRULENCE PROTEIN STM3117	Salmonella enterica	Glyoxalase	homomer cyclic	link
3hul	HOMOSERINE KINASE	Listeria monocytogenes	GHMP_kinases_C GHMP_kinases_N	homomer dihedral	link
3hve	GIGAXONIN	Homo sapiens	BACK BTB	heteromer asymmetric	link
3hvy	CYSTATHIONINE BETA-LYASE FAMILY PROTEIN, YNBB B.SUBTILIS ORTHOLOG	Clostridium acetobutylicum	Met_gamma_lyase	homomer dihedral	link
3hw9	OUTER MEMBRANE PROTEIN F	Escherichia coli	Porin_1	homomer cyclic	link
3hwc	CHLOROPHENOL-4-MONOOXYGENASE COMPONENT 2	Burkholderia cepacia	HpaB HpaB_N	homomer dihedral	link
3hwu	PUTATIVE DNA-BINDING PROTEIN	Cupriavidus pinatubonensis	DUF296	homomer cyclic	link
3hx9	PROTEIN RV3592	Mycobacterium tuberculosis	ABM	homomer cyclic	link
3hzp	NTF2-LIKE PROTEIN OF UNKNOWN FUNCTION	Prochlorococcus marinus	DUF3804	homomer cyclic	link
3i00	HUNTINGTIN-INTERACTING PROTEIN 1	Homo sapiens	-	homomer asymmetric	link
3i0p	MALATE DEHYDROGENASE	Entamoeba histolytica	Ldh_2	homomer cyclic	link
3i38	PUTATIVE CHAPERONE DNAJ	Klebsiella pneumoniae	DnaJ_C	homomer cyclic	link
3i3g	N-ACETYLTRANSFERASE	Trypanosoma brucei	Acetyltransf_1	homomer cyclic	link
3i3v	PROBABLE SECRETED SOLUTE-BINDING LIPOPROTEIN	Streptomyces coelicolor	SBP_bac_1	homomer cyclic	link
3i4f	3-OXOACYL-[ACYL-CARRIER PROTEIN] REDUCTASE	Bacillus thuringiensis	adh_short_C2	homomer dihedral	link
3i4j	AMINOTRANSFERASE, CLASS III	Deinococcus radiodurans	Aminotran_3	homomer cyclic	link
3i51	CATECHOL 1,2-DIOXYGENASE	Rhodococcus opacus	Dioxygenase_C Dioxygenase_N	homomer cyclic	link
3i5a	RESPONSE REGULATOR/GGDEF DOMAIN PROTEIN	Pseudomonas syringae group genomosp. 3	GGDEF Response_reg	homomer dihedral	link
3i5c	FUSION OF GENERAL CONTROL PROTEIN GCN4 AND WSPR RESPONSE REGULATOR PROTEIN	Pseudomonas aeruginosa,Saccharomyces cerevisiae	GGDEF	homomer cyclic	link
3i5r	PEPTIDE LIGAND PHOSPHATIDYLINOSITOL 3-KINASE REGULATORY SUBUNIT ALPHA	Homo sapiens	SH3_2	monomer asymmetric	link
3i6s	SUBTILISIN-LIKE PROTEASE	Solanum lycopersicum	Peptidase_S8	homomer cyclic	link
3i71	ETHANOLAMINE UTILIZATION PROTEIN EUTK	Escherichia coli	-	homomer cyclic	link
3i71	ETHANOLAMINE UTILIZATION PROTEIN EUTK	Escherichia coli	EutK_C	homomer cyclic	link
3i7t	PUTATIVE UNCHARACTERIZED PROTEIN	Mycobacterium tuberculosis	Ribonuc_L-PSP	homomer cyclic	link
3ia7	CALG4	Micromonospora echinospora	UDPGT	homomer cyclic	link
3iab	RIBONUCLEASES P/MRP PROTEIN SUBUNIT POP6 RIBONUCLEASES P/MRP PROTEIN SUBUNIT POP7	Saccharomyces cerevisiae	Alba Rpp20	heteromer asymmetric	link
3iac	GLUCURONATE ISOMERASE	Salmonella enterica	UxaC	homomer cyclic	link
3ial	PROLYL-TRNA SYNTHETASE	Giardia intestinalis	HGTP_anticodon ProRS-C_1 tRNA-synt_2b	homomer cyclic	link
3ibh	SACCHAROMYCES CEREVISIAE GTT2	Saccharomyces cerevisiae	GST_C GST_N_3	homomer cyclic	link
3ibm	CUPIN 2, CONSERVED BARREL DOMAIN PROTEIN	Halorhodospira halophila	Cupin_2	homomer cyclic	link
3ibw	GTP PYROPHOSPHOKINASE	Chlorobaculum tepidum	ACT_4	homomer cyclic	link
3ibx	PUTATIVE THIAMINASE II	Helicobacter pylori	TENA_THI-4	homomer dihedral	link
3ic6	PUTATIVE METHYLASE FAMILY PROTEIN	Neisseria gonorrhoeae	SpoU_methylase	homomer cyclic	link
3icf	SERINE/THREONINE-PROTEIN PHOSPHATASE T	Saccharomyces cerevisiae	Metallophos PPP5	homomer cyclic	link
3id9	MUTT/NUDIX FAMILY PROTEIN	Bacillus thuringiensis	NUDIX	homomer cyclic	link
3iec	CYTOTOXICITY-ASSOCIATED IMMUNODOMINANT ANTIGEN SERINE/THREONINE-PROTEIN KINASE MARK2	Helicobacter pylori Homo sapiens	CagA Pkinase UBA	monomer asymmetric	link
3if2	AMINOTRANSFERASE	Psychrobacter arcticus	Aminotran_1_2	homomer cyclic	link
3if6	OXA-46 OXACILLINASE	Pseudomonas aeruginosa	Transpeptidase	homomer cyclic	link
3if8	PROTEIN ZWILCH HOMOLOG	Homo sapiens	Zwilch	heteromer asymmetric	link
3ifn	12A11 FAB ANTIBODY HEAVY CHAIN 12A11 FAB ANTIBODY LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
3ifu	NON-STRUCTURAL PROTEIN	Porcine reproductive and respiratory syndrome virus	Peptidase_C31	homomer cyclic	link
3ig4	XAA-PRO AMINOPEPTIDASE	Bacillus anthracis	AMP_N Peptidase_M24	homomer dihedral	link
3igf	ALL4481 PROTEIN	Nostoc sp. PCC 7120	ArsA_ATPase	homomer cyclic	link
3igm	PF14_0633 PROTEIN	Plasmodium falciparum	AP2	homomer cyclic	link
3ih5	ELECTRON TRANSFER FLAVOPROTEIN ALPHA-SUBUNIT	Bacteroides thetaiotaomicron	ETF	homomer dihedral	link
3ii6	DNA LIGASE 4 DNA REPAIR PROTEIN XRCC4	Homo sapiens	BRCT DNA_ligase_IV XRCC4	heteromer asymmetric	link
3ii6	DNA REPAIR PROTEIN XRCC4	Homo sapiens	XRCC4	heteromer asymmetric	link
3ii9	GLUTARYL-COA DEHYDROGENASE	Burkholderia pseudomallei	-	homomer dihedral	link
3ii9	GLUTARYL-COA DEHYDROGENASE	Burkholderia pseudomallei	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
3ij4	AMILORIDE-SENSITIVE CATION CHANNEL 2, NEURONAL	Gallus gallus	ASC	homomer cyclic	link
3ijr	OXIDOREDUCTASE, SHORT CHAIN DEHYDROGENASE/REDUCTASE FAMILY	Bacillus anthracis	-	homomer dihedral	link
3ijr	OXIDOREDUCTASE, SHORT CHAIN DEHYDROGENASE/REDUCTASE FAMILY	Bacillus anthracis	adh_short_C2	homomer dihedral	link
3im4	CAMP-DEPENDENT PROTEIN KINASE TYPE I-ALPHA REGULATORY SUBUNIT	Bos taurus	RIIa	heteromer asymmetric	link
3imh	GALACTOSE-1-EPIMERASE	Lactobacillus acidophilus	Aldose_epim	homomer cyclic	link
3in6	FMN-BINDING PROTEIN	Syntrophomonas wolfei	-	homomer cyclic	link
3io0	ETUB PROTEIN	Clostridium kluyveri	BMC	homomer cyclic	link
3io1	AMINOBENZOYL-GLUTAMATE UTILIZATION PROTEIN	Klebsiella pneumoniae	Peptidase_M20	homomer dihedral	link
3io5	RECOMBINATION AND REPAIR PROTEIN	Escherichia virus T4	RecA	homomer cyclic	link
3ipi	GERANYLTRANSTRANSFERASE	Methanosarcina mazei	polyprenyl_synt	homomer cyclic	link
3iq0	PUTATIVE RIBOKINASE II	Escherichia coli	PfkB	homomer cyclic	link
3irs	UNCHARACTERIZED PROTEIN BB4693	Bordetella bronchiseptica	Amidohydro_2	homomer cyclic	link
3iru	PHOSHONOACETALDEHYDE HYDROLASE LIKE PROTEIN	Oleispira antarctica	HAD_2	homomer dihedral	link
3is3	17BETA-HYDROXYSTEROID DEHYDROGENASE	Curvularia lunata	adh_short_C2	homomer cyclic	link
3isa	PUTATIVE ENOYL-COA HYDRATASE/ISOMERASE	Bordetella parapertussis	ECH_1	homomer dihedral	link
3isq	4-HYDROXYPHENYLPYRUVATE DIOXYGENASE	Homo sapiens	Glyoxalase Glyoxalase_4	homomer cyclic	link
3it4	ARGININE BIOSYNTHESIS BIFUNCTIONAL PROTEIN ARGJ ALPHA CHAIN ARGININE BIOSYNTHESIS BIFUNCTIONAL PROTEIN ARGJ BETA CHAIN	Mycobacterium tuberculosis	ArgJ	heteromer cyclic	link
3it8	TUMOR NECROSIS FACTOR	Homo sapiens	TNF	heteromer cyclic	link
3itw	PROTEIN TIOX	Micromonospora sp. ML1	Glyoxalase	homomer cyclic	link
3itx	L-RHAMNOSE ISOMERASE	Pseudomonas stutzeri	-	homomer dihedral	link
3iuv	UNCHARACTERIZED TETR FAMILY PROTEIN	Streptomyces coelicolor	TetR_N	homomer cyclic	link
3iv1	TUMOR SUSCEPTIBILITY GENE 101 PROTEIN	Homo sapiens	-	homomer dihedral	link
3ivs	HOMOCITRATE SYNTHASE, MITOCHONDRIAL	Schizosaccharomyces pombe	HMGL-like	homomer cyclic	link
3ivz	NITRILASE	Pyrococcus abyssi	CN_hydrolase	homomer cyclic	link
3iwc	S-ADENOSYLMETHIONINE DECARBOXYLASE	Thermotoga maritima	AdoMet_dc	heteromer cyclic	link
3iwp	COPPER HOMEOSTASIS PROTEIN CUTC HOMOLOG	Homo sapiens	-	homomer dihedral	link
3iwp	COPPER HOMEOSTASIS PROTEIN CUTC HOMOLOG	Homo sapiens	CutC	homomer dihedral	link
3iwt	178AA LONG HYPOTHETICAL MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN B	Sulfurisphaera tokodaii	MoCF_biosynth	homomer dihedral	link
3iwz	CATABOLITE ACTIVATION-LIKE PROTEIN	Xanthomonas campestris	Crp cNMP_binding	homomer cyclic	link
3ix3	TRANSCRIPTIONAL ACTIVATOR PROTEIN LASR	Pseudomonas aeruginosa	Autoind_bind	homomer cyclic	link
3ix7	UNCHARACTERIZED PROTEIN TTHA0540	Thermus thermophilus	PIN_9	homomer cyclic	link
3jqh	C-TYPE LECTIN DOMAIN FAMILY 4 MEMBER M	Homo sapiens	-	homomer helical	link
3jqo	TRAF PROTEIN	Escherichia coli	TrbI	heteromer cyclic	link
3jsj	PUTATIVE TETR-FAMILY TRANSCRIPTIONAL REGULATOR	Streptomyces avermitilis	TetR_N	homomer cyclic	link
3jsk	CYPBP37 PROTEIN	Neurospora crassa	-	homomer dihedral	link
3jsk	CYPBP37 PROTEIN	Neurospora crassa	Thi4	homomer dihedral	link
3ju4	ENDO-N-ACETYLNEURAMINIDASE	Enterobacteria phage K1F	End_N_terminal End_beta_propel End_tail_spike	homomer cyclic	link
3ju7	PUTATIVE PLP-DEPENDENT AMINOTRANSFERASE	Bacillus cereus	DegT_DnrJ_EryC1	homomer cyclic	link
3jur	EXO-POLY-ALPHA-D-GALACTURONOSIDASE	Thermotoga maritima	-	homomer dihedral	link
3jv1	P22 PROTEIN	Trypanosoma brucei	MAM33	homomer cyclic	link
3jvo	GP6	Escherichia virus HK97	Phage_connect_1	homomer cyclic	link
3jwn	FIMH PROTEIN PROTEIN FIMG	Escherichia coli	FimH_man-bind Fimbrial	heteromer asymmetric	link
3jx9	PUTATIVE PHOSPHOHEPTOSE ISOMERASE	Exiguobacterium sibiricum	DUF2529	homomer cyclic	link
3jxo	TRKA-N DOMAIN PROTEIN	Thermotoga sp. RQ2	TrkA_C	homomer cyclic	link
3jyo	QUINATE/SHIKIMATE DEHYDROGENASE	Corynebacterium glutamicum	Shikimate_dh_N	homomer cyclic	link
3jz3	SENSOR PROTEIN QSEC	Escherichia coli	HATPase_c HisKA	homomer cyclic	link
3jzl	PUTATIVE CYSTATHIONINE BETA-LYASE INVOLVED IN ALUMINUM RESISTANCE	Listeria monocytogenes	Met_gamma_lyase	homomer dihedral	link
3k0z	PUTATIVE POLYKETIDE CYCLASE	Bacillus cereus	SnoaL	homomer cyclic	link
3k11	PUTATIVE GLYCOSYL HYDROLASE	Bacteroides thetaiotaomicron	Glyco_hydro_88	homomer cyclic	link
3k1i	FLAGELLAR PROTEIN PUTATIVE UNCHARACTERIZED PROTEIN	Helicobacter pylori	FliS	heteromer asymmetric	link
3k1j	ATP-DEPENDENT PROTEASE LON	Thermococcus onnurineus	AAA_32 Lon_C Mg_chelatase	homomer cyclic	link
3k1r	HARMONIN USHER SYNDROME TYPE-1G PROTEIN	Homo sapiens	PDZ SAM_1	heteromer asymmetric	link
3k1s	PTS SYSTEM, CELLOBIOSE-SPECIFIC IIA COMPONENT	Bacillus anthracis	PTS_IIA	homomer cyclic	link
3k1t	GLUTAMATE--CYSTEINE LIGASE GSHA	Methylobacillus flagellatus	GshA	homomer cyclic	link
3k1y	OXIDOREDUCTASE	Corynebacterium diphtheriae	FMN_red	homomer dihedral	link
3k21	CALCIUM-DEPENDENT PROTEIN KINASE 3	Plasmodium falciparum	EF-hand_7	homomer cyclic	link
3k2g	RESINIFERATOXIN-BINDING, PHOSPHOTRIESTERASE-RELATED PROTEIN	Rhodobacter sphaeroides	PTE	homomer dihedral	link
3k2n	SIGMA-54-DEPENDENT TRANSCRIPTIONAL REGULATOR	Chlorobaculum tepidum	GAF_2	homomer cyclic	link
3k3f	UREA TRANSPORTER	Desulfovibrio vulgaris	UT	homomer cyclic	link
3k4i	UNCHARACTERIZED PROTEIN	Pseudomonas syringae group genomosp. 3	RraA-like	homomer cyclic	link
3k4o	ISOPENTENYL PHOSPHATE KINASE	Methanocaldococcus jannaschii	AA_kinase	homomer cyclic	link
3k4t	VIRION-ASSOCIATED PROTEIN	Cauliflower mosaic virus	-	homomer cyclic	link
3k4t	VIRION-ASSOCIATED PROTEIN	Cauliflower mosaic virus	Cauli_DNA-bind	homomer cyclic	link
3k69	PUTATIVE TRANSCRIPTION REGULATOR	Lactobacillus plantarum	Rrf2	homomer cyclic	link
3k6m	SUCCINYL-COA:3-KETOACID-COENZYME A TRANSFERASE 1, MITOCHONDRIAL	Sus scrofa	CoA_trans	homomer cyclic	link
3k6t	FEMALE GERMLINE-SPECIFIC TUMOR SUPPRESSOR GLD-1	Caenorhabditis elegans	STAR_dimer	homomer cyclic	link
3k6y	POSSIBLE MEMBRANE-ASSOCIATED SERINE PROTEASE	Mycobacterium tuberculosis	Trypsin_2	homomer cyclic	link
3k7u	MP18 RNA EDITING COMPLEX PROTEIN	Trypanosoma brucei	SSB	heteromer cyclic	link
3k7y	ASPARTATE AMINOTRANSFERASE	Plasmodium falciparum	Aminotran_1_2	homomer cyclic	link
3k8a	PUTATIVE PRIMOSOMAL REPLICATION PROTEIN	Neisseria gonorrhoeae	-	homomer cyclic	link
3k8t	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE LARGE CHAIN 1	Saccharomyces cerevisiae	Ribonuc_red_lgC Ribonuc_red_lgN	homomer cyclic	link
3k8z	NAD-SPECIFIC GLUTAMATE DEHYDROGENASE	Bacillus subtilis	-	homomer dihedral	link
3k8z	NAD-SPECIFIC GLUTAMATE DEHYDROGENASE	Bacillus subtilis	ELFV_dehydrog ELFV_dehydrog_N	homomer dihedral	link
3k94	THIAMIN PYROPHOSPHOKINASE	Geobacillus thermodenitrificans	TPK_B1_binding TPK_catalytic	homomer cyclic	link
3k9a	HIV GLYCOPROTEIN GP41	Human immunodeficiency virus 1	GP41	homomer cyclic	link
3k9i	BH0479 PROTEIN	Bacillus halodurans	TPR_5	homomer cyclic	link
3kal	HOMOGLUTATHIONE SYNTHETASE	Glycine max	GSH_synth_ATP	homomer cyclic	link
3kan	D-DOPACHROME TAUTOMERASE	Homo sapiens	MIF	homomer cyclic	link
3kb6	D-LACTATE DEHYDROGENASE	Aquifex aeolicus	2-Hacid_dh_C	homomer dihedral	link
3kdg	DNA MISMATCH REPAIR PROTEIN MUTL	Bacillus subtilis	MutL_C	homomer cyclic	link
3kdq	UNCHARACTERIZED CONSERVED PROTEIN	Corynebacterium diphtheriae	-	homomer dihedral	link
3kdr	HK97 FAMILY PHAGE PORTAL PROTEIN	Corynebacterium diphtheriae	Phage_portal	homomer cyclic	link
3kdw	PUTATIVE SUGAR BINDING PROTEIN	Bacteroides vulgatus	DUF3826	homomer cyclic	link
3ke3	PUTATIVE SERINE-PYRUVATE AMINOTRANSFERASE	Psychrobacter arcticus	Aminotran_5	homomer cyclic	link
3ke7	PUTATIVE KETOSTEROID ISOMERASE	Parabacteroides distasonis	SnoaL_3	homomer cyclic	link
3keb	PROBABLE THIOL PEROXIDASE	Chromobacterium violaceum	-	homomer cyclic	link
3kee	19-MER PEPTIDE FROM GENOME POLYPROTEIN GENOME POLYPROTEIN	Hepacivirus C	HCV_NS4a Peptidase_S29	homomer cyclic	link
3keo	REDOX-SENSING TRANSCRIPTIONAL REPRESSOR REX	Streptococcus agalactiae	CoA_binding Put_DNA-bind_N	homomer cyclic	link
3kf9	CALTRACTIN MYOSIN LIGHT CHAIN KINASE 2, SKELETAL/CARDIAC MUSCLE	Homo sapiens Scherffelia dubia	EF-hand_7 EF-hand_8	heteromer asymmetric	link
3kfu	GLUTAMYL-TRNA(GLN) AMIDOTRANSFERASE SUBUNIT A GLUTAMYL-TRNA(GLN) AMIDOTRANSFERASE SUBUNIT C	Thermus thermophilus	Amidase Glu-tRNAGln	heteromer cyclic	link
3kgk	ARSENICAL RESISTANCE OPERON TRANS-ACTING REPRESSOR ARSD	Escherichia coli	ArsD	homomer cyclic	link
3kh1	PREDICTED METAL-DEPENDENT PHOSPHOHYDROLASE	Magnetospirillum magnetotacticum	HD_3	homomer cyclic	link
3khn	MOTB PROTEIN, PUTATIVE	Desulfovibrio vulgaris	OmpA	homomer cyclic	link
3khy	PROPIONATE KINASE	Francisella tularensis	Acetate_kinase	homomer cyclic	link
3kif	5-BLADED BETA-PROPELLER LECTIN	synthetic construct	Tachylectin	homomer asymmetric	link
3kih	5-BLADED BETA-PROPELLER LECTIN	synthetic construct	Tachylectin	homomer asymmetric	link
3kjj	NMB1025 PROTEIN	Neisseria meningitidis	Ribonuc_L-PSP	homomer cyclic	link
3kkd	TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	TetR_N	homomer cyclic	link
3kkf	PUTATIVE ANTIBIOTIC BIOSYNTHESIS MONOOXYGENASE	Bacteroides thetaiotaomicron	ABM	homomer cyclic	link
3kl2	PUTATIVE ISOCHORISMATASE	Streptomyces avermitilis	-	homomer dihedral	link
3kly	PUTATIVE FORMATE TRANSPORTER 1	Vibrio cholerae	Form_Nir_trans	homomer cyclic	link
3knb	OBSCURIN-LIKE PROTEIN 1 TITIN	Homo sapiens	I-set	heteromer asymmetric	link
3koj	UNCHARACTERIZED PROTEIN YCF41	Synechococcus elongatus	SSB	homomer dihedral	link
3kol	GLYOXALASE/BLEOMYCIN RESISTANCE PROTEIN/DIOXYGENASE	Nostoc punctiforme	Glyoxalase	homomer cyclic	link
3kop	UNCHARACTERIZED PROTEIN	Arthrobacter sp. FB24	DUF3830	homomer dihedral	link
3kp7	TRANSCRIPTIONAL REGULATOR TCAR	Staphylococcus epidermidis	MarR_2	homomer cyclic	link
3kpe	FUSION GLYCOPROTEIN F0	Human orthopneumovirus	Fusion_gly	heteromer cyclic	link
3kq5	HYPOTHETICAL CYTOSOLIC PROTEIN	Coxiella burnetii	TraI_2_C	homomer cyclic	link
3kqg	C-TYPE LECTIN DOMAIN FAMILY 4 MEMBER K	Homo sapiens	Lectin_C	homomer cyclic	link
3kr4	M17 LEUCYL AMINOPEPTIDASE	Plasmodium falciparum	Peptidase_M17	homomer dihedral	link
3krt	CROTONYL COA REDUCTASE	Streptomyces coelicolor	ADH_N ADH_zinc_N	homomer dihedral	link
3ksp	CALCIUM/CALMODULIN-DEPENDENT KINASE II ASSOCIATION DOMAIN	Exiguobacterium sibiricum	SnoaL_3	homomer cyclic	link
3ksr	PUTATIVE SERINE HYDROLASE	Xanthomonas campestris	Peptidase_S9	homomer cyclic	link
3ksu	3-OXOACYL-ACYL CARRIER PROTEIN REDUCTASE	Oenococcus oeni	adh_short_C2	homomer cyclic	link
3kt7	PKHD-TYPE HYDROXYLASE TPA1	Saccharomyces cerevisiae	2OG-FeII_Oxy_4 Ofd1_CTDD	homomer cyclic	link
3kta	CHROMOSOME SEGREGATION PROTEIN SMC	Pyrococcus furiosus	SMC_N	heteromer asymmetric	link
3ktc	XYLOSE ISOMERASE	Pectobacterium atrosepticum	AP_endonuc_2	homomer dihedral	link
3ktd	PREPHENATE DEHYDROGENASE	Corynebacterium glutamicum	PDH	homomer cyclic	link
3ktn	CARBOHYDRATE KINASE, PFKB FAMILY	Enterococcus faecalis	PfkB	homomer dihedral	link
3ku3	HEMAGGLUTININ HA1 CHAIN HEMAGGLUTININ HA2 CHAIN	Influenza A virus	Hemagglutinin	heteromer cyclic	link
3ku3	HEMAGGLUTININ HA2 CHAIN	Influenza A virus	Hemagglutinin	heteromer cyclic	link
3ku4	URIDINE PHOSPHORYLASE	Bos taurus	PNP_UDP_1	homomer cyclic	link
3kv1	TRANSCRIPTIONAL REPRESSOR	Aliivibrio fischeri	Sugar-bind	homomer cyclic	link
3kvt	POTASSIUM CHANNEL PROTEIN SHAW	Aplysia californica	BTB_2	homomer cyclic	link
3kw8	PUTATIVE COPPER OXIDASE	Streptomyces coelicolor	Cu-oxidase_2 Cu-oxidase_3	homomer cyclic	link
3kwk	PUTATIVE NADH DEHYDROGENASE/NAD(P)H NITROREDUCTASE	Bacteroides thetaiotaomicron	Nitroreductase	homomer cyclic	link
3kws	PUTATIVE SUGAR ISOMERASE	Parabacteroides distasonis	AP_endonuc_2	homomer cyclic	link
3kxd	CALCIUM-GATED POTASSIUM CHANNEL MTHK	Methanothermobacter thermautotrophicus	TrkA_C TrkA_N	homomer cyclic	link
3kxy	EXOENZYME S SYNTHESIS PROTEIN C	Pseudomonas aeruginosa	CesT	heteromer asymmetric	link
3kye	ROADBLOCK/LC7 DOMAIN, ROBL_LC7	Streptomyces avermitilis	Robl_LC7	homomer cyclic	link
3kz0	INDUCED MYELOID LEUKEMIA CELL DIFFERENTIATION PROTEIN MCL-1 MCL-1 SPECIFIC PEPTIDE MB7	Homo sapiens	Bcl-2 Bclx_interact	heteromer asymmetric	link
3kzj	COMPLEMENT FACTOR H	Homo sapiens	Sushi	homomer dihedral	link
3kzt	UNCHARACTERIZED PROTEIN	Bacteroides thetaiotaomicron	DUF3828	homomer cyclic	link
3l09	PUTATIVE TRANSCRIPTIONAL REGULATOR	Jannaschia sp. CCS1	PaaX	homomer cyclic	link
3l0x	PROLIFERATING CELL NUCLEAR ANTIGEN	Saccharomyces cerevisiae	PCNA_C PCNA_N	heteromer asymmetric	link
3l2b	PROBABLE MANGANASE-DEPENDENT INORGANIC PYROPHOSPHATASE	Clostridium perfringens	CBS DRTGG	homomer cyclic	link
3l2h	PUTATIVE SUGAR PHOSPHATE ISOMERASE	Acidithiobacillus ferrooxidans	-	homomer dihedral	link
3l2h	PUTATIVE SUGAR PHOSPHATE ISOMERASE	Acidithiobacillus ferrooxidans	Cupin_2	homomer dihedral	link
3l34	SENSOR PROTEIN	Pseudomonas aeruginosa	KinB_sensor	homomer cyclic	link
3l39	PUTATIVE PHOU-LIKE PHOSPHATE REGULATORY PROTEIN	Bacteroides thetaiotaomicron	PhoU_div	homomer cyclic	link
3l4f	RHO GUANINE NUCLEOTIDE EXCHANGE FACTOR 7	Rattus norvegicus	betaPIX_CC	heteromer asymmetric	link
3l60	BRANCHED-CHAIN ALPHA-KETO ACID DEHYDROGENASE	Mycobacterium tuberculosis	2-oxoacid_dh	homomer cyclic	link
3l6d	PUTATIVE OXIDOREDUCTASE	Pseudomonas putida	NAD_binding_2	homomer cyclic	link
3l70	CYTOCHROME B-C1 COMPLEX SUBUNIT RIESKE, MITOCHONDRIAL MITOCHONDRIAL CYTOCHROME C1, HEME PROTEIN	Gallus gallus	Cytochrom_C1 Rieske UCR_TM	heteromer cyclic	link
3l70	CYTOCHROME B-C1 COMPLEX SUBUNIT RIESKE, MITOCHONDRIAL MITOCHONDRIAL UBIQUINOL-CYTOCHROME C REDUCTASE 7.2 KDA PROTEIN	Gallus gallus	Rieske UCR_TM UCR_UQCRX_QCR9	heteromer cyclic	link
3l70	MITOCHONDRIAL UBIQUINOL-CYTOCHROME-C REDUCTASE COMPLEX CORE PROTEIN 2 MITOCHONDRIAL UBIQUINOL-CYTOCHROME-C REDUCTASE COMPLEX CORE PROTEIN I	Gallus gallus	Peptidase_M16 Peptidase_M16_C	heteromer cyclic	link
3l74	CYTOCHROME B-C1 COMPLEX SUBUNIT RIESKE, MITOCHONDRIAL MITOCHONDRIAL UBIQUINOL-CYTOCHROME-C REDUCTASE COMPLEX CORE PROTEIN I	Gallus gallus	Peptidase_M16 Peptidase_M16_C Ubiq-Cytc-red_N	heteromer cyclic	link
3l74	CYTOCHROME B MITOCHONDRIAL UBIQUINOL-CYTOCHROME-C REDUCTASE COMPLEX CORE PROTEIN I	Gallus gallus	Cytochrom_B_C Cytochrome_B Peptidase_M16 Peptidase_M16_C	heteromer cyclic	link
3l7h	RE64145P	Drosophila melanogaster	Robl_LC7	homomer cyclic	link
3l7t	PUTATIVE UNCHARACTERIZED PROTEIN	Streptococcus mutans	Glyoxalase	homomer cyclic	link
3l8i	PROGRAMMED CELL DEATH PROTEIN 10	Homo sapiens	DUF1241	homomer cyclic	link
3l8k	DIHYDROLIPOYL DEHYDROGENASE	Saccharolobus solfataricus	Pyr_redox_2 Pyr_redox_dim	homomer cyclic	link
3l8r	PUTATIVE PTS SYSTEM, CELLOBIOSE-SPECIFIC IIA COMPONENT	Streptococcus mutans	PTS_IIA	homomer cyclic	link
3l8u	PUTATIVE RRNA METHYLASE	Streptococcus mutans	SpoU_methylase	homomer cyclic	link
3l8w	URICASE	Aspergillus flavus	Uricase	homomer dihedral	link
3lao	ENOYL-COA HYDRATASE/ISOMERASE	Pseudomonas aeruginosa	ECH_1	homomer cyclic	link
3lap	ARGININE REPRESSOR	Mycobacterium tuberculosis	-	homomer cyclic	link
3lap	ARGININE REPRESSOR	Mycobacterium tuberculosis	Arg_repressor Arg_repressor_C	homomer cyclic	link
3lbw	M2 PROTEIN	Influenza A virus	Flu_M2	homomer cyclic	link
3lcm	PUTATIVE OXIDOREDUCTASE	Streptococcus mutans	Flavodoxin_2	homomer cyclic	link
3lcz	INHIBITOR OF TRAP, REGULATED BY T-BOX (TRP) SEQUENCE RTPA	Bacillus licheniformis	Anti-TRAP	homomer tetrahedral	link
3ldc	CALCIUM-GATED POTASSIUM CHANNEL MTHK	Methanothermobacter thermautotrophicus	Ion_trans_2	homomer cyclic	link
3le4	MICROPROCESSOR COMPLEX SUBUNIT DGCR8	Homo sapiens	-	homomer cyclic	link
3lf2	SHORT CHAIN OXIDOREDUCTASE Q9HYA2	Pseudomonas aeruginosa	adh_short_C2	homomer dihedral	link
3lfh	PHOSPHOTRANSFERASE SYSTEM, MANNOSE/FRUCTOSE-SPECIFIC COMPONENT IIA	Caldanaerobacter subterraneus	EIIA-man	homomer cyclic	link
3lfv	CGMP-SPECIFIC 3',5'-CYCLIC PHOSPHODIESTERASE	Homo sapiens	GAF	homomer cyclic	link
3lg3	ISOCITRATE LYASE	Yersinia pestis	ICL	homomer dihedral	link
3lge	FRUCTOSE-BISPHOSPHATE ALDOLASE A SORTING NEXIN-9	Homo sapiens Oryctolagus cuniculus	-	homomer cyclic	link
3lge	FRUCTOSE-BISPHOSPHATE ALDOLASE A	Oryctolagus cuniculus	Glycolytic	homomer cyclic	link
3lgi	PROTEASE DEGS	Escherichia coli	Trypsin_2	homomer cyclic	link
3lh2	4E10_1VI7A_S0_002_N (T88)	synthetic construct	DUF1949	heteromer cyclic	link
3lhp	4E10_D0_1ISEA_004_N (T93) FV 4E10 HEAVY CHAIN	Homo sapiens synthetic construct	RRF V-set	heteromer asymmetric	link
3lhq	ACRAB OPERON REPRESSOR (TETR/ACRR FAMILY)	Salmonella enterica	TetR_C_2 TetR_N	homomer cyclic	link
3ljk	GLUCOSE-6-PHOSPHATE ISOMERASE	Francisella tularensis	PGI	homomer cyclic	link
3ljq	N(4)-(BETA-N-ACETYLGLUCOSAMINYL)-L-ASPARAGINASE	Elizabethkingia meningoseptica	Asparaginase_2	homomer cyclic	link
3ljs	FRUCTOKINASE	Xylella fastidiosa	PfkB	homomer cyclic	link
3lk3	F-ACTIN-CAPPING PROTEIN SUBUNIT ALPHA-1 F-ACTIN-CAPPING PROTEIN SUBUNIT BETA ISOFORMS 1 AND 2	Gallus gallus	F-actin_cap_A F_actin_cap_B	heteromer asymmetric	link
3lk3	F-ACTIN-CAPPING PROTEIN SUBUNIT ALPHA-1 LEUCINE-RICH REPEAT-CONTAINING PROTEIN 16A	Gallus gallus Homo sapiens	CARMIL_C F-actin_cap_A	heteromer asymmetric	link
3lk4	F-ACTIN-CAPPING PROTEIN SUBUNIT ALPHA-1 F-ACTIN-CAPPING PROTEIN SUBUNIT BETA ISOFORMS 1 AND 2	Gallus gallus	F-actin_cap_A F_actin_cap_B	heteromer asymmetric	link
3lk5	GERANYLGERANYL PYROPHOSPHATE SYNTHASE	Corynebacterium glutamicum	polyprenyl_synt	homomer cyclic	link
3lkv	UNCHARACTERIZED CONSERVED DOMAIN PROTEIN	Vibrio cholerae	ABC_sub_bind	homomer cyclic	link
3ll3	GLUCONATE KINASE	Lactobacillus acidophilus	FGGY_C FGGY_N	homomer cyclic	link
3ll8	CALCINEURIN SUBUNIT B TYPE 1 SERINE/THREONINE-PROTEIN PHOSPHATASE 2B CATALYTIC SUBUNIT ALPHA ISOFORM	Homo sapiens	EF-hand_7 Metallophos	heteromer asymmetric	link
3llq	AQUAPORIN Z 2	Agrobacterium fabrum	MIP	homomer cyclic	link
3llw	GERANYLTRANSTRANSFERASE (ISPA)	Helicobacter pylori	polyprenyl_synt	homomer cyclic	link
3lma	STAGE V SPORULATION PROTEIN AD (SPOVAD)	Bacillus licheniformis	SpoVAD	homomer cyclic	link
3lmd	GERANYLGERANYL PYROPHOSPHATE SYNTHASE	Corynebacterium glutamicum	polyprenyl_synt	homomer cyclic	link
3lnp	AMIDOHYDROLASE FAMILY PROTEIN OLEI01672_1_465	Oleispira antarctica	Amidohydro_1	homomer cyclic	link
3lnr	AEROTAXIS TRANSDUCER AER2	Pseudomonas aeruginosa	HAMP_N3	homomer cyclic	link
3lo3	UNCHARACTERIZED CONSERVED PROTEIN	Colwellia psychrerythraea	DUF1330	homomer cyclic	link
3loi	PUTATIVE UNCHARACTERIZED PROTEIN	Branchiostoma belcheri	Cupin_5	homomer cyclic	link
3lor	THIOL-DISULFIDE ISOMERASE AND THIOREDOXINS	Corynebacterium glutamicum	-	homomer dihedral	link
3lor	THIOL-DISULFIDE ISOMERASE AND THIOREDOXINS	Corynebacterium glutamicum	AhpC-TSA	homomer dihedral	link
3lou	FORMYLTETRAHYDROFOLATE DEFORMYLASE	Burkholderia mallei	Formyl_trans_N	homomer dihedral	link
3lpf	BETA-GLUCURONIDASE	Escherichia coli	Glyco_hydro_2 Glyco_hydro_2_C Glyco_hydro_2_N	homomer dihedral	link
3lq3	CHOLINE/ETHANOLAMINE KINASE	Homo sapiens	Choline_kinase	homomer cyclic	link
3lqk	DIPICOLINATE SYNTHASE SUBUNIT B	Bacillus halodurans	Flavoprotein	homomer dihedral	link
3lqv	PRE-MRNA BRANCH SITE PROTEIN P14 SPLICING FACTOR 3B SUBUNIT 1	Homo sapiens	RRM_1 SF3b1	heteromer asymmetric	link
3lrk	ALPHA-GALACTOSIDASE 1	Saccharomyces cerevisiae	Melibiase_2	homomer cyclic	link
3ls9	TRIAZINE HYDROLASE	Paenarthrobacter aurescens	Amidohydro_1	homomer cyclic	link
3lsj	DEST	Pseudomonas aeruginosa	TetR_N	homomer cyclic	link
3lsn	GERANYLTRANSTRANSFERASE	Pseudomonas protegens	polyprenyl_synt	homomer cyclic	link
3lst	CALO1 METHYLTRANSFERASE	Micromonospora echinospora	Methyltransf_2	homomer cyclic	link
3lsz	GLUTATHIONE S-TRANSFERASE	Rhodobacter sphaeroides	GST_C GST_N	homomer dihedral	link
3lub	PUTATIVE CREATININE AMIDOHYDROLASE	Bacteroides fragilis	Creatininase	homomer dihedral	link
3luq	SENSOR PROTEIN	Geobacter sulfurreducens	-	homomer dihedral	link
3lut	POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY A MEMBER 2	Rattus norvegicus	BTB_2 Ion_trans	heteromer cyclic	link
3luy	PROBABLE CHORISMATE MUTASE	Bifidobacterium adolescentis	PDT	homomer cyclic	link
3lv9	PUTATIVE TRANSPORTER	Clostridioides difficile	CBS	homomer cyclic	link
3lvj	CYSTEINE DESULFURASE	Escherichia coli	Aminotran_5	heteromer cyclic	link
3lw3	HP0420 HOMOLOGUE	Helicobacter felis	-	homomer cyclic	link
3lw7	ADENYLATE KINASE RELATED PROTEIN (ADKA-LIKE)	Saccharolobus solfataricus	AAA_18	homomer cyclic	link
3lwb	D-ALANINE--D-ALANINE LIGASE	Mycobacterium tuberculosis	Dala_Dala_lig_C Dala_Dala_lig_N	homomer cyclic	link
3lwu	SUCCINYLGLUTAMATE DESUCCINYLASE/ASPARTOACYLASE	Shewanella frigidimarina	AstE_AspA	homomer dihedral	link
3lx3	6-PYRUVOYL TETRAHYDROBIOPTERIN SYNTHASE	Plasmodium vivax	PTPS	homomer dihedral	link
3lxx	GTPASE IMAP FAMILY MEMBER 4	Homo sapiens	AIG1	homomer cyclic	link
3lxy	4-HYDROXYTHREONINE-4-PHOSPHATE DEHYDROGENASE	Yersinia pestis	PdxA	homomer cyclic	link
3ly1	PUTATIVE HISTIDINOL-PHOSPHATE AMINOTRANSFERASE	Pectobacterium atrosepticum	Aminotran_1_2	homomer cyclic	link
3lyb	PUTATIVE ENDORIBONUCLEASE	Klebsiella pneumoniae	Ribonuc_L-PSP	homomer tetrahedral	link
3lyc	PUTATIVE PECTINASE	Parabacteroides distasonis	DUF2807	homomer cyclic	link
3lye	OXALOACETATE ACETYL HYDROLASE	Cryphonectria parasitica	PEP_mutase	homomer dihedral	link
3lyh	COBALAMIN (VITAMIN B12) BIOSYNTHESIS CBIX PROTEIN	Marinobacter hydrocarbonoclasticus	CbiX	homomer cyclic	link
3lyx	SENSORY BOX/GGDEF DOMAIN PROTEIN	Colwellia psychrerythraea	PAS_3	homomer cyclic	link
3lza	PUTATIVE SNOAL-LIKE POLYKETIDE CYCLASE	Shewanella denitrificans	SnoaL_2	homomer cyclic	link
3m0a	TNF RECEPTOR-ASSOCIATED FACTOR 2	Homo sapiens	TRAF_BIRC3_bd	heteromer asymmetric	link
3m0d	TNF RECEPTOR-ASSOCIATED FACTOR 1 TNF RECEPTOR-ASSOCIATED FACTOR 2	Homo sapiens	TRAF_BIRC3_bd	heteromer asymmetric	link
3m0d	TNF RECEPTOR-ASSOCIATED FACTOR 2	Homo sapiens	TRAF_BIRC3_bd	heteromer asymmetric	link
3m0g	FARNESYL DIPHOSPHATE SYNTHASE	Rhodobacter capsulatus	polyprenyl_synt	homomer cyclic	link
3m1c	ENVELOPE GLYCOPROTEIN H ENVELOPE GLYCOPROTEIN L	Human alphaherpesvirus 2	GlyL_C Herpes_UL1 Herpes_glycoH_C Herpes_glycop_H	heteromer asymmetric	link
3m1g	PUTATIVE GLUTATHIONE S-TRANSFERASE	Corynebacterium glutamicum	GST_C_2 GST_N_2	homomer cyclic	link
3m1i	GTP-BINDING NUCLEAR PROTEIN GSP1/CNR1 RAN-SPECIFIC GTPASE-ACTIVATING PROTEIN 1	Saccharomyces cerevisiae	Ran_BP1 Ras	heteromer asymmetric	link
3m1r	FORMIMIDOYLGLUTAMASE	Bacillus subtilis	Arginase	homomer dihedral	link
3m21	PROBABLE TAUTOMERASE HP_0924	Helicobacter pylori	Tautomerase	homomer dihedral	link
3m2p	UDP-N-ACETYLGLUCOSAMINE 4-EPIMERASE	Bacillus cereus	Epimerase	homomer cyclic	link
3m2t	PROBABLE DEHYDROGENASE	Chromobacterium violaceum	-	homomer dihedral	link
3m2t	PROBABLE DEHYDROGENASE	Chromobacterium violaceum	GFO_IDH_MocA	homomer dihedral	link
3m3i	PUTATIVE UNCHARACTERIZED PROTEIN	Leishmania major	Cupin_5	homomer cyclic	link
3m45	CELL ADHESION MOLECULE 2	Mus musculus	V-set	homomer cyclic	link
3m4i	DNA GYRASE SUBUNIT B	Mycobacterium tuberculosis	DNA_gyraseB_C Toprim	homomer cyclic	link
3m4p	ASPARAGINYL-TRNA SYNTHETASE, PUTATIVE	Entamoeba histolytica	tRNA-synt_2 tRNA_anti-codon	homomer cyclic	link
3m4w	SIGMA-E FACTOR REGULATORY PROTEIN RSEB	Escherichia coli	MucB_RseB MucB_RseB_C	heteromer cyclic	link
3m50	14-3-3-LIKE PROTEIN C	Nicotiana tabacum	14-3-3	heteromer cyclic	link
3m5b	ZINC FINGER AND BTB DOMAIN-CONTAINING PROTEIN 32	Homo sapiens	BTB	homomer cyclic	link
3m6i	L-ARABINITOL 4-DEHYDROGENASE	Neurospora crassa	ADH_N ADH_zinc_N	homomer dihedral	link
3m6j	UNCHARACTERIZED PROTEIN	Leptospirillum rubarum	DUF5623	homomer cyclic	link
3m73	TELLURITE RESISTANCE PROTEIN TEHA HOMOLOG	Haemophilus influenzae	SLAC1	homomer cyclic	link
3m7n	PROBABLE EXOSOME COMPLEX EXONUCLEASE 1 PROBABLE EXOSOME COMPLEX EXONUCLEASE 2	Archaeoglobus fulgidus	RNase_PH RNase_PH_C	heteromer cyclic	link
3m91	PROKARYOTIC UBIQUITIN-LIKE PROTEIN PUP PROTEASOME-ASSOCIATED ATPASE	Mycobacterium tuberculosis	Pup	heteromer cyclic	link
3m91	PROTEASOME-ASSOCIATED ATPASE	Mycobacterium tuberculosis	-	heteromer cyclic	link
3m9v	FAD-DEPENDENT OXIDOREDUCTASE	Actinomadura kijaniata	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
3ma8	PYRUVATE KINASE	Cryptosporidium parvum	PK PK_C	homomer dihedral	link
3mae	2-OXOISOVALERATE DEHYDROGENASE E2 COMPONENT, DIHYDROLIPOAMIDE ACETYLTRANSFERASE	Listeria monocytogenes	2-oxoacid_dh	homomer cyclic	link
3mah	ASPARTOKINASE	Porphyromonas gingivalis	ACT_7	homomer cyclic	link
3may	POSSIBLE EXPORTED PROTEIN	Mycobacterium tuberculosis	-	homomer cyclic	link
3mb2	4-OXALOCROTONATE TAUTOMERASE FAMILY ENZYME - ALPHA SUBUNIT 4-OXALOCROTONATE TAUTOMERASE FAMILY ENZYME - BETA SUBUNIT	Chloroflexus aurantiacus	Tautomerase	heteromer cyclic	link
3mb2	4-OXALOCROTONATE TAUTOMERASE FAMILY ENZYME - ALPHA SUBUNIT	Chloroflexus aurantiacus	Tautomerase	heteromer cyclic	link
3mb2	4-OXALOCROTONATE TAUTOMERASE FAMILY ENZYME - BETA SUBUNIT	Chloroflexus aurantiacus	-	heteromer cyclic	link
3mbk	UBIQUITIN-ASSOCIATED AND SH3 DOMAIN-CONTAINING PROTEIN B	Mus musculus	His_Phos_1	homomer cyclic	link
3mc4	WW/RSP5/WWP DOMAIN:BACTERIAL TRANSFERASE HEXAPEPTIDE REPEAT:SERINE O-ACETYLTRANSFERASE	Brucella abortus	Hexapep SATase_N	homomer cyclic	link
3mcq	THIAMINE-MONOPHOSPHATE KINASE	Methylobacillus flagellatus	AIRS AIRS_C	homomer cyclic	link
3mcz	O-METHYLTRANSFERASE	Burkholderia thailandensis	Dimerisation2 Methyltransf_2	homomer cyclic	link
3men	ACETYLPOLYAMINE AMINOHYDROLASE	Burkholderia pseudomallei	Hist_deacetyl	homomer cyclic	link
3mgn	IQN17	-	-	homomer cyclic	link
3mhp	FERREDOXIN--NADP REDUCTASE, LEAF ISOZYME, CHLOROPLASTIC	Pisum sativum	NAD_binding_1	heteromer asymmetric	link
3mi0	PROTEASOME SUBUNIT ALPHA	Mycobacterium tuberculosis	Proteasome	heteromer dihedral	link
3mi0	PROTEASOME SUBUNIT BETA	Mycobacterium tuberculosis	Proteasome	heteromer dihedral	link
3mil	ISOAMYL ACETATE-HYDROLYZING ESTERASE	Saccharomyces cerevisiae	Lipase_GDSL_2	homomer cyclic	link
3mjg	BETA-TYPE PLATELET-DERIVED GROWTH FACTOR RECEPTOR PLATELET-DERIVED GROWTH FACTOR SUBUNIT B	Homo sapiens	PDGF PDGF_N	heteromer cyclic	link
3mk8	INDUCED MYELOID LEUKEMIA CELL DIFFERENTIATION PROTEIN MCL-1	Homo sapiens	Bcl-2	monomer asymmetric	link
3mkb	HEMOGLOBIN SUBUNIT ALPHA HEMOGLOBIN SUBUNIT BETA	Isurus oxyrinchus	Globin	heteromer cyclic	link
3mkh	NITROALKANE OXIDASE	Podospora anserina	Acyl-CoA_dh_1 Acyl-CoA_dh_N	homomer dihedral	link
3mko	GLYCOPROTEIN C	Lymphocytic choriomeningitis mammarenavirus	Arena_glycoprot	homomer cyclic	link
3mkq	COATOMER BETA'-SUBUNIT COATOMER SUBUNIT ALPHA	Saccharomyces cerevisiae	Coatomer_WDAD WD40	heteromer cyclic	link
3mkv	PUTATIVE AMIDOHYDROLASE	unidentified	Amidohydro_1	homomer dihedral	link
3ml1	DIHEME CYTOCHROME C NAPB PERIPLASMIC NITRATE REDUCTASE	Cupriavidus necator	Molybdop_Fe4S4 Molybdopterin Molydop_binding NapB	heteromer asymmetric	link
3mlq	DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA TRANSCRIPTION-REPAIR COUPLING FACTOR	Thermus aquaticus Thermus thermophilus	CarD_CdnL_TRCF RNA_pol_Rpb2_1	heteromer asymmetric	link
3mm5	SULFITE REDUCTASE, DISSIMILATORY-TYPE SUBUNIT ALPHA SULFITE REDUCTASE, DISSIMILATORY-TYPE SUBUNIT BETA	Archaeoglobus fulgidus	-	heteromer cyclic	link
3mm5	SULFITE REDUCTASE, DISSIMILATORY-TYPE SUBUNIT ALPHA SULFITE REDUCTASE, DISSIMILATORY-TYPE SUBUNIT BETA	Archaeoglobus fulgidus	NIR_SIR NIR_SIR_ferr	heteromer cyclic	link
3mmg	NUCLEAR INCLUSION PROTEIN A NUCLEAR INCLUSION PROTEIN B FRAGMENT	Tobacco vein mottling virus	Peptidase_C4	monomer asymmetric	link
3mml	ALLOPHANATE HYDROLASE SUBUNIT 2	Mycolicibacterium smegmatis	CT_A_B	heteromer cyclic	link
3mmz	PUTATIVE HAD FAMILY HYDROLASE	Streptomyces avermitilis	Hydrolase_3	homomer dihedral	link
3mnz	ANTI-HIV-1 ANTIBODY 13H11 HEAVY CHAIN GP41 MPER-DERIVED PEPTIDE	Homo sapiens,Mus musculus Human immunodeficiency virus 1	C1-set V-set	heteromer asymmetric	link
3mog	PROBABLE 3-HYDROXYBUTYRYL-COA DEHYDROGENASE	Escherichia coli	3HCDH 3HCDH_N	homomer cyclic	link
3moi	PROBABLE DEHYDROGENASE	Bordetella bronchiseptica	GFO_IDH_MocA GFO_IDH_MocA_C	homomer cyclic	link
3mpz	CYTIDINE DEAMINASE	Mycolicibacterium smegmatis	dCMP_cyt_deam_1	homomer dihedral	link
3mq0	TRANSCRIPTIONAL REPRESSOR OF THE BLCABC OPERON	Agrobacterium tumefaciens	HTH_IclR IclR	homomer cyclic	link
3mqg	LIPOPOLYSACCHARIDES BIOSYNTHESIS ACETYLTRANSFERASE	Bordetella petrii	Hexapep	homomer cyclic	link
3mqp	BCL-2-RELATED PROTEIN A1 PHORBOL-12-MYRISTATE-13-ACETATE-INDUCED PROTEIN 1	Homo sapiens	Bcl-2 PMAIP1	heteromer asymmetric	link
3mqt	MANDELATE RACEMASE/MUCONATE LACTONIZING PROTEIN	Shewanella pealeana	MR_MLE_C MR_MLE_N	homomer dihedral	link
3mr7	ADENYLATE/GUANYLATE CYCLASE/HYDROLASE, ALPHA/BETA FOLD FAMILY	Ruegeria pomeroyi	Guanylate_cyc	homomer cyclic	link
3mso	STEROID DELTA-ISOMERASE	Pseudomonas aeruginosa	-	homomer dihedral	link
3mso	STEROID DELTA-ISOMERASE	Pseudomonas aeruginosa	SnoaL_2	homomer dihedral	link
3msq	PUTATIVE UBIQUINONE BIOSYNTHESIS PROTEIN	Nostoc punctiforme	Coq4	homomer dihedral	link
3msu	CITRATE SYNTHASE	Francisella tularensis	Citrate_synt	homomer cyclic	link
3msy	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME	marine actinobacterium PHSC20C1	MR_MLE_C MR_MLE_N	homomer dihedral	link
3mt6	ATP-DEPENDENT CLP PROTEASE PROTEOLYTIC SUBUNIT	Escherichia coli	-	homomer dihedral	link
3mtj	HOMOSERINE DEHYDROGENASE	Thiobacillus denitrificans	ACT Homoserine_dh NAD_binding_3	homomer dihedral	link
3mtu	CAPSID ASSEMBLY SCAFFOLDING PROTEIN,TROPOMYOSIN ALPHA-1 CHAIN	Gallus gallus,Bacillus virus phi29	Scaffolding_pro	heteromer asymmetric	link
3mtu	TROPOMYOSIN ALPHA-1 CHAIN,MICROTUBULE-ASSOCIATED PROTEIN RP/EB FAMILY MEMBER 1	Gallus gallus,Homo sapiens	EB1	heteromer asymmetric	link
3mtv	PAPAIN-LIKE CYSTEINE PROTEASE	Porcine reproductive and respiratory syndrome virus	Peptidase_C32	homomer cyclic	link
3mud	DNA REPAIR PROTEIN XRCC4,TROPOMYOSIN ALPHA-1 CHAIN	Gallus gallus,Homo sapiens	XRCC4	heteromer cyclic	link
3mvd	HISTONE H2A HISTONE H2B 1.1	Xenopus laevis	Histone Histone_H2A_C	heteromer cyclic	link
3mvd	HISTONE H3.2 HISTONE H4	Xenopus laevis	CENP-T_C Histone	heteromer cyclic	link
3mvu	TENA FAMILY TRANSCRIPTIONAL REGULATOR	Ruegeria sp. TM1040	TENA_THI-4	homomer dihedral	link
3mw6	UNCHARACTERIZED PROTEIN NMB1681	Neisseria meningitidis	ProQ	homomer cyclic	link
3mwb	PREPHENATE DEHYDRATASE	Paenarthrobacter aurescens	ACT PDT	homomer dihedral	link
3mwm	PUTATIVE METAL UPTAKE REGULATION PROTEIN	Streptomyces coelicolor	FUR	homomer cyclic	link
3mxj	THREE PRIME REPAIR EXONUCLEASE 1	Mus musculus	-	homomer cyclic	link
3mxn	RECQ-MEDIATED GENOME INSTABILITY PROTEIN 1 RECQ-MEDIATED GENOME INSTABILITY PROTEIN 2	Homo sapiens	RMI1_C RMI2	heteromer asymmetric	link
3mxo	SERINE/THREONINE-PROTEIN PHOSPHATASE PGAM5, MITOCHONDRIAL	Homo sapiens	His_Phos_1	homomer cyclic	link
3mxq	SENSOR PROTEIN	Vibrio cholerae	PAS_4	homomer dihedral	link
3myf	SENSOR PROTEIN	Shewanella sp. W3-18-1	Hpt	homomer cyclic	link
3mzg	PROLACTIN PROLACTIN RECEPTOR	Homo sapiens	EpoR_lig-bind Hormone_1	heteromer asymmetric	link
3mzk	PROTEIN TRANSPORT PROTEIN SEC16	Saccharomyces cerevisiae	Sec16 Sec16_C	heteromer cyclic	link
3mzo	LIN2634 PROTEIN	Listeria innocua	HD_2	homomer dihedral	link
3mzv	DECAPRENYL DIPHOSPHATE SYNTHASE	Rhodobacter capsulatus	polyprenyl_synt	homomer cyclic	link
3n27	FUSION GLYCOPROTEIN F0, LINKER, FUSION GLYCOPROTEIN F0	Hendra henipavirus,Nipah henipavirus	Fusion_gly	homomer cyclic	link
3n2o	BIOSYNTHETIC ARGININE DECARBOXYLASE	Vibrio vulnificus	Orn_Arg_deC_N	homomer cyclic	link
3n2w	BETA-PEPTIDYL AMINOPEPTIDASE	Sphingosinicella xenopeptidilytica	Peptidase_S58	homomer dihedral	link
3n3y	THYMIDYLATE SYNTHASE THYX	Helicobacter pylori	Thy1	homomer dihedral	link
3n40	E1 ENVELOPE GLYCOPROTEIN P62 ENVELOPE GLYCOPROTEIN	Chikungunya virus	Alpha_E1_glycop Alpha_E2_glycop Alpha_E3_glycop	heteromer asymmetric	link
3n44	E1 ENVELOPE GLYCOPROTEIN E2 ENVELOPE GLYCOPROTEIN	Chikungunya virus	Alpha_E1_glycop Alpha_E2_glycop	heteromer asymmetric	link
3n45	FARNESYL PYROPHOSPHATE SYNTHASE	Homo sapiens	polyprenyl_synt	homomer cyclic	link
3n4h	PUTATIVE TAUTOMERASE	Corynebacterium glutamicum	Tautomerase_2	homomer cyclic	link
3n4j	RNA METHYLTRANSFERASE	Yersinia pestis	SpoU_methylase	homomer cyclic	link
3n55	PEPTIDASE	Shewanella oneidensis	DP-EP	homomer dihedral	link
3n5f	N-CARBAMOYL-L-AMINO ACID HYDROLASE	Geobacillus stearothermophilus	Peptidase_M20	homomer cyclic	link
3n75	LYSINE DECARBOXYLASE, INDUCIBLE	Escherichia coli	OKR_DC_1 OKR_DC_1_C OKR_DC_1_N	homomer dihedral	link
3n7x	CAPSID PROTEIN	Decapod penstyldensovirus 1	IHHNV_capsid	homomer icosahedral	link
3n8b	UNCHARACTERIZED PROTEIN	Borreliella burgdorferi	DUF3276	homomer cyclic	link
3na2	UNCHARACTERIZED PROTEIN	Leptospirillum rubarum	-	homomer cyclic	link
3nbc	RICIN B-LIKE LECTIN	Clitocybe nebularis	RicinB_lectin_2	homomer cyclic	link
3nbu	GLUCOSE-6-PHOSPHATE ISOMERASE	Escherichia coli	PGI	homomer cyclic	link
3nct	PROTEIN PSIB	Escherichia coli	PsiB	homomer cyclic	link
3nd5	PHOSPHOPANTETHEINE ADENYLYLTRANSFERASE	Enterococcus faecalis	CTP_transf_like	homomer dihedral	link
3ndc	PRECORRIN-4 C(11)-METHYLTRANSFERASE	Rhodobacter capsulatus	TP_methylase	homomer cyclic	link
3ndd	ALPHA-1-ANTITRYPSIN	Homo sapiens	Serpin	heteromer asymmetric	link
3ndn	O-SUCCINYLHOMOSERINE SULFHYDRYLASE	Mycobacterium tuberculosis	-	homomer dihedral	link
3ndn	O-SUCCINYLHOMOSERINE SULFHYDRYLASE	Mycobacterium tuberculosis	Cys_Met_Meta_PP	homomer dihedral	link
3ndz	ENDOGLUCANASE D	Clostridium cellulovorans	CBM_2	heteromer dihedral	link
3ndz	ENDOGLUCANASE D	Clostridium cellulovorans	Cellulase	heteromer dihedral	link
3ne5	CATION EFFLUX SYSTEM PROTEIN CUSA CATION EFFLUX SYSTEM PROTEIN CUSB	Escherichia coli	ACR_tran HlyD_D23	heteromer cyclic	link
3ne5	CATION EFFLUX SYSTEM PROTEIN CUSA CATION EFFLUX SYSTEM PROTEIN CUSB	Escherichia coli	ACR_tran	heteromer cyclic	link
3ne5	CATION EFFLUX SYSTEM PROTEIN CUSA	Escherichia coli	ACR_tran	heteromer cyclic	link
3nek	NITROGEN REPRESSOR-LIKE PROTEIN MJ0159	Methanocaldococcus jannaschii	DUF128	homomer cyclic	link
3nf2	PUTATIVE POLYPRENYL SYNTHETASE	Streptomyces coelicolor	polyprenyl_synt	homomer cyclic	link
3nf4	ACYL-COA DEHYDROGENASE	Mycolicibacterium thermoresistibile	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
3nfd	PHOSPHOPANTETHEINE PROTEIN TRANSFERASE, PPT1P	Corynebacterium ammoniagenes	ACPS	homomer cyclic	link
3nfw	FLAVIN REDUCTASE-LIKE, FMN-BINDING PROTEIN	Mycolicibacterium thermoresistibile	Flavin_Reduct	homomer cyclic	link
3ng2	RING FINGER PROTEIN 4	Rattus norvegicus	zf-RING_2	homomer cyclic	link
3nhe	UBIQUITIN UBIQUITIN CARBOXYL-TERMINAL HYDROLASE 2	Homo sapiens	UCH ubiquitin	heteromer asymmetric	link
3nhq	BACTERIOPHYTOCHROME	Pseudomonas aeruginosa	GAF PAS_2 PHY	homomer cyclic	link
3ni0	BONE MARROW STROMAL ANTIGEN 2	Mus musculus	BST2	homomer cyclic	link
3ni7	BACTERIAL REGULATORY PROTEINS, TETR FAMILY	Nitrosomonas europaea	COQ9 TetR_N	homomer cyclic	link
3nio	GUANIDINOBUTYRASE	Pseudomonas aeruginosa	Arginase	homomer dihedral	link
3niq	3-GUANIDINOPROPIONASE	Pseudomonas aeruginosa	Arginase	homomer dihedral	link
3nja	PROBABLE GGDEF FAMILY PROTEIN	Chromobacterium violaceum	PAS_3	homomer dihedral	link
3njz	GENTISATE 1,2-DIOXYGENASE	Pseudaminobacter salicylatoxidans	Cupin_2	homomer dihedral	link
3nkd	CRISPR-ASSOCIATED PROTEIN CAS1	Escherichia coli	Cas_Cas1	homomer cyclic	link
3nke	PROTEIN YGBT	Escherichia coli	-	homomer cyclic	link
3nke	PROTEIN YGBT	Escherichia coli	Cas_Cas1	homomer cyclic	link
3nkz	FLAGELLAR PROTEIN FLIT	Yersinia enterocolitica	FliT	homomer cyclic	link
3nl6	THIAMINE BIOSYNTHETIC BIFUNCTIONAL ENZYME	[Candida] glabrata	HK TMP-TENI	homomer dihedral	link
3nmd	CGMP DEPENDENT PROTEIN KINASE	Homo sapiens	-	homomer cyclic	link
3no6	TRANSCRIPTIONAL ACTIVATOR TENA	Staphylococcus epidermidis	TENA_THI-4	homomer dihedral	link
3no7	PUTATIVE PLASMID RELATED PROTEIN	Leifsonia xyli	ParB_C	homomer cyclic	link
3noj	4-CARBOXY-4-HYDROXY-2-OXOADIPATE ALDOLASE/OXALOACETATE DECARBOXYLASE	Pseudomonas putida	RraA-like	homomer dihedral	link
3noq	THIJ/PFPI FAMILY PROTEIN	Pseudomonas fluorescens	DJ-1_PfpI	homomer cyclic	link
3npg	UNCHARACTERIZED DUF364 FAMILY PROTEIN	Pyrococcus horikoshii	DUF364 DUF4213	homomer dihedral	link
3npi	TETR FAMILY REGULATORY PROTEIN	Corynebacterium diphtheriae	TetR_N	homomer cyclic	link
3npk	GERANYLTRANSTRANSFERASE	Campylobacter jejuni	polyprenyl_synt	homomer cyclic	link
3nqb	ADENINE DEAMINASE 2	Agrobacterium fabrum	Adenine_deam_C Amidohydro_1	homomer cyclic	link
3nqn	UNCHARACTERIZED PROTEIN	Deinococcus radiodurans	DUF3809	homomer cyclic	link
3nrr	DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE	Babesia bovis	DHFR_1 Thymidylat_synt	homomer cyclic	link
3nrv	PUTATIVE TRANSCRIPTIONAL REGULATOR (MARR/EMRR FAMILY)	Acinetobacter sp. ADP1	MarR_2	homomer asymmetric	link
3nt1	PROSTAGLANDIN-ENDOPEROXIDE SYNTHASE 2	Mus musculus	An_peroxidase EGF	homomer cyclic	link
3ntn	USPA1	Moraxella catarrhalis	-	homomer cyclic	link
3ntn	USPA1	Moraxella catarrhalis	YadA_head YadA_stalk	homomer cyclic	link
3nui	PYRUVATE TRANSAMINASE	Vibrio fluvialis	Aminotran_3	homomer cyclic	link
3nut	PRECORRIN-3 METHYLASE	Rhodobacter capsulatus	TP_methylase	homomer cyclic	link
3nv0	NTF2-RELATED EXPORT PROTEIN NUCLEAR RNA EXPORT FACTOR 2	Caenorhabditis elegans	NTF2	heteromer asymmetric	link
3nvw	XANTHINE DEHYDROGENASE/OXIDASE	Bos taurus	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer cyclic	link
3nvz	XANTHINE DEHYDROGENASE/OXIDASE	Bos taurus	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer cyclic	link
3nvz	XANTHINE DEHYDROGENASE/OXIDASE	Bos taurus	Ald_Xan_dh_C Ald_Xan_dh_C2	heteromer cyclic	link
3nwc	SMC PROTEIN	Pyrococcus furiosus	SMC_hinge	homomer cyclic	link
3nwf	ENVELOPE GLYCOPROTEIN B	Human alphaherpesvirus 1	Glycoprot_B_PH1 Glycoprot_B_PH2 Glycoprotein_B	homomer cyclic	link
3nwr	A RUBISCO-LIKE PROTEIN	Paraburkholderia fungorum	RuBisCO_large RuBisCO_large_N	homomer cyclic	link
3nwz	BH2602 PROTEIN	Bacillus halodurans	-	homomer dihedral	link
3nwz	BH2602 PROTEIN	Bacillus halodurans	4HBT	homomer dihedral	link
3nx3	-	-	-	homomer cyclic	link
3nyt	AMINOTRANSFERASE WBPE	Pseudomonas aeruginosa	DegT_DnrJ_EryC1	homomer cyclic	link
3nyw	PUTATIVE OXIDOREDUCTASE	Bacteroides thetaiotaomicron	-	homomer dihedral	link
3nyw	PUTATIVE OXIDOREDUCTASE	Bacteroides thetaiotaomicron	adh_short	homomer dihedral	link
3nz2	HEXAPEPTIDE-REPEAT CONTAINING-ACETYLTRANSFERASE	Vibrio cholerae	Hexapep Mac	homomer dihedral	link
3nz4	PHENYLALANINE AMMONIA-LYASE	Taxus canadensis	Lyase_aromatic	homomer cyclic	link
3nzj	PROTEASOME COMPONENT PRE2 TMC-95A MIMIC LIGAND 2A	Saccharomyces cerevisiae	Proteasome	heteromer cyclic	link
3nzp	ARGININE DECARBOXYLASE	Campylobacter jejuni	Orn_Arg_deC_N	homomer cyclic	link
3o0g	CELL DIVISION PROTEIN KINASE 5 CYCLIN-DEPENDENT KINASE 5 ACTIVATOR 1	Homo sapiens	CDK5_activator Pkinase	heteromer asymmetric	link
3o0z	RHO-ASSOCIATED PROTEIN KINASE 1	Homo sapiens	-	homomer asymmetric	link
3o10	SACSIN	Homo sapiens	HEPN	homomer cyclic	link
3o1k	DIHYDRONEOPTERIN ALDOLASE FOLB, PUTATIVE	Vibrio cholerae	FolB	homomer dihedral	link
3o27	PUTATIVE UNCHARACTERIZED PROTEIN	Sulfolobus islandicus	-	homomer cyclic	link
3o38	SHORT CHAIN DEHYDROGENASE	Mycolicibacterium smegmatis	adh_short_C2	homomer dihedral	link
3o44	HEMOLYSIN	Vibrio cholerae	Beta-prism_lec Hemolysin_N Leukocidin	homomer cyclic	link
3o4f	SPERMIDINE SYNTHASE	Escherichia coli	Spermine_synt_N Spermine_synth	homomer cyclic	link
3o4h	ACYLAMINO-ACID-RELEASING ENZYME	Aeropyrum pernix	Peptidase_S9	homomer cyclic	link
3o6c	PYRIDOXINE 5'-PHOSPHATE SYNTHASE	Campylobacter jejuni	PdxJ	homomer cyclic	link
3o6q	STAGE II SPORULATION PROTEIN SA STAGE II SPORULATION PROTEIN SB	Bacillus subtilis	-	heteromer cyclic	link
3o6q	STAGE II SPORULATION PROTEIN SA	Bacillus subtilis	SpoIISA_toxin	heteromer cyclic	link
3o6z	GDP-MANNOSE PYROPHOSPHATASE NUDK	Escherichia coli	NUDIX	homomer cyclic	link
3o74	FRUCTOSE TRANSPORT SYSTEM REPRESSOR FRUR	Pseudomonas putida	Peripla_BP_1	homomer cyclic	link
3o8j	2-METHYLCITRATE SYNTHASE	Salmonella enterica	Citrate_synt	homomer cyclic	link
3o9o	UNCHARACTERIZED PROTEIN GBS1074	Streptococcus agalactiae	WXG100	homomer cyclic	link
3oa8	SOXX	Starkeya novella	Cytochrom_C	heteromer cyclic	link
3oad	RENIN	Homo sapiens	Asp	heteromer asymmetric	link
3oam	3-DEOXY-MANNO-OCTULOSONATE CYTIDYLYLTRANSFERASE	Vibrio cholerae	CTP_transf_3	homomer cyclic	link
3obh	UNCHARACTERIZED PROTEIN	Streptococcus pneumoniae	PC4	homomer cyclic	link
3obi	FORMYLTETRAHYDROFOLATE DEFORMYLASE	Rhodopseudomonas palustris	-	homomer dihedral	link
3obi	FORMYLTETRAHYDROFOLATE DEFORMYLASE	Rhodopseudomonas palustris	Formyl_trans_N	homomer dihedral	link
3obk	DELTA-AMINOLEVULINIC ACID DEHYDRATASE	Toxoplasma gondii	ALAD	homomer dihedral	link
3obv	PROTEIN DIAPHANOUS HOMOLOG 1	Mus musculus	Drf_FH3 Drf_GBD	heteromer cyclic	link
3oc4	OXIDOREDUCTASE, PYRIDINE NUCLEOTIDE-DISULFIDE FAMILY	Enterococcus faecalis	Pyr_redox_2 Pyr_redox_dim	homomer cyclic	link
3ocm	PUTATIVE MEMBRANE PROTEIN	Bordetella parapertussis	CBS	homomer cyclic	link
3ocq	PUTATIVE CYTOSINE/ADENOSINE DEAMINASE	Salmonella enterica	MafB19-deam	homomer cyclic	link
3ocr	CLASS II ALDOLASE/ADDUCIN DOMAIN PROTEIN	Pseudomonas savastanoi	Aldolase_II	homomer cyclic	link
3ocz	LIPOPROTEIN E	Haemophilus influenzae	Acid_phosphat_B	homomer cyclic	link
3odg	XANTHOSINE PHOSPHORYLASE	Yersinia pseudotuberculosis	PNP_UDP_1	homomer cyclic	link
3odh	OKRAI ENDONUCLEASE	Oceanobacter kriegii	BamHI	homomer cyclic	link
3oe3	PUTATIVE PERIPLASMIC PROTEIN	Salmonella enterica	MliC	homomer cyclic	link
3oei	RELJ (ANTITOXIN RV3357) RELK (TOXIN RV3358)	Mycobacterium tuberculosis	PhdYeFM_antitox YoeB_toxin	heteromer cyclic	link
3of4	NITROREDUCTASE	Idiomarina loihiensis	Nitroreductase	homomer cyclic	link
3ofg	BOCA/MESD CHAPERONE FOR YWTD BETA-PROPELLER-EGF PROTEIN 1	Caenorhabditis elegans	Mesd	homomer cyclic	link
3og6	INTERLEUKIN 28 RECEPTOR, ALPHA (INTERFERON, LAMBDA RECEPTOR) INTERLEUKIN-29	Homo sapiens	IL28A Tissue_fac	heteromer asymmetric	link
3ogk	SKP1-LIKE PROTEIN 1A	Arabidopsis thaliana	Skp1 Skp1_POZ	heteromer dihedral	link
3oiq	CELL DIVISION CONTROL PROTEIN 13	Saccharomyces cerevisiae	CDC13_N	heteromer cyclic	link
3oks	4-AMINOBUTYRATE TRANSAMINASE	Mycolicibacterium smegmatis	Aminotran_3	homomer cyclic	link
3okx	YAEB-LIKE PROTEIN RPA0152	Rhodopseudomonas palustris	UPF0066	homomer cyclic	link
3olj	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE SUBUNIT M2	Homo sapiens	Ribonuc_red_sm	homomer cyclic	link
3olo	TWO-COMPONENT SENSOR HISTIDINE KINASE	Nostoc sp. PCC 7120	PAS	homomer cyclic	link
3om0	GLUTAMATE RECEPTOR, IONOTROPIC KAINATE 5	Rattus norvegicus	ANF_receptor	homomer cyclic	link
3om8	PROBABLE HYDROLASE	Pseudomonas aeruginosa	Abhydrolase_1	homomer cyclic	link
3omi	CYTOCHROME C OXIDASE SUBUNIT 2 CYTOCHROME C OXIDASE, AA3 TYPE, SUBUNIT I	Rhodobacter sphaeroides	COX1 COX2 COX2_TM	heteromer asymmetric	link
3on0	PROTEIN TRAM	Escherichia coli	Tra_M	homomer cyclic	link
3on3	KETO/OXOACID FERREDOXIN OXIDOREDUCTASE, GAMMA SUBUNIT	Geobacter sulfurreducens	POR	homomer cyclic	link
3on5	BH1974 PROTEIN	Bacillus halodurans	XdhC_C XdhC_CoxI	homomer cyclic	link
3ond	ADENOSYLHOMOCYSTEINASE	Lupinus luteus	AdoHcyase	homomer dihedral	link
3onp	TRNA/RRNA METHYLTRANSFERASE (SPOU)	Rhodobacter sphaeroides	SpoU_methylase	homomer cyclic	link
3onr	PROTEIN TRANSPORT PROTEIN SECE2	Mycobacterium tuberculosis	Dodecin	homomer tetrahedral	link
3op9	PLI0006 PROTEIN	Listeria innocua	HTH_3	homomer dihedral	link
3opb	SWI5-DEPENDENT HO EXPRESSION PROTEIN 4	Saccharomyces cerevisiae	UNC45-central	homomer cyclic	link
3opc	UNCHARACTERIZED PROTEIN	Bordetella pertussis	FlgN	homomer cyclic	link
3oqb	OXIDOREDUCTASE	Bradyrhizobium diazoefficiens	GFO_IDH_MocA	homomer dihedral	link
3or1	SULFITE REDUCTASE ALPHA SULFITE REDUCTASE BETA	Desulfovibrio gigas	NIR_SIR NIR_SIR_ferr	heteromer cyclic	link
3or7	VOLTAGE-GATED POTASSIUM CHANNEL	Streptomyces lividans	Ion_trans_2	heteromer cyclic	link
3ors	N5-CARBOXYAMINOIMIDAZOLE RIBONUCLEOTIDE MUTASE	Staphylococcus aureus	AIRC	homomer dihedral	link
3osv	FLAGELLAR BASAL-BODY ROD MODIFICATION PROTEIN FLGD	Pseudomonas aeruginosa	FlgD_ig	homomer cyclic	link
3ot4	PUTATIVE ISOCHORISMATASE	Bordetella bronchiseptica	Isochorismatase	homomer dihedral	link
3otm	CARBONIC ANHYDRASE	Methanosarcina thermophila	Hexapep Hexapep_2	homomer cyclic	link
3ott	TWO-COMPONENT SYSTEM SENSOR HISTIDINE KINASE	Bacteroides thetaiotaomicron	Reg_prop Y_Y_Y	homomer cyclic	link
3oug	ASPARTATE 1-DECARBOXYLASE	Francisella tularensis	Asp_decarbox	homomer cyclic	link
3ow2	-	-	-	heteromer asymmetric	link
3owt	DNA-BINDING PROTEIN RAP1 REGULATORY PROTEIN SIR3	Saccharomyces cerevisiae	-	heteromer asymmetric	link
3ox4	ALCOHOL DEHYDROGENASE 2	Zymomonas mobilis	Fe-ADH	homomer cyclic	link
3oxp	PHOSPHOTRANSFERASE ENZYME II, A COMPONENT	Yersinia pestis	PTS_EIIA_2	homomer cyclic	link
3oy2	GLYCOSYLTRANSFERASE B736L	Paramecium bursaria Chlorella virus NY2A	-	homomer cyclic	link
3ozb	METHYLTHIOADENOSINE PHOSPHORYLASE	Pseudomonas aeruginosa	PNP_UDP_1	homomer dihedral	link
3ozf	HYPOXANTHINE-GUANINE-XANTHINE PHOSPHORIBOSYLTRANSFERASE	Plasmodium falciparum	Pribosyltran	homomer dihedral	link
3ozo	N-ACETYLGLUCOSAMINIDASE	Ostrinia furnacalis	Glyco_hydro_20 Glycohydro_20b2	homomer cyclic	link
3p01	TWO-COMPONENT RESPONSE REGULATOR	Nostoc sp. PCC 7120	GAF_2	homomer cyclic	link
3p04	UNCHARACTERIZED BCR	Corynebacterium glutamicum	SepF	homomer cyclic	link
3p0f	URIDINE PHOSPHORYLASE 2	Homo sapiens	PNP_UDP_1	homomer cyclic	link
3p0w	MANDELATE RACEMASE/MUCONATE LACTONIZING PROTEIN	Ralstonia pickettii	MR_MLE_C	homomer cyclic	link
3p19	PUTATIVE BLUE FLUORESCENT PROTEIN	Vibrio vulnificus	adh_short	homomer dihedral	link
3p1t	PUTATIVE HISTIDINOL-PHOSPHATE AMINOTRANSFERASE	Burkholderia pseudomallei	Aminotran_1_2	homomer cyclic	link
3p1v	METALLO-ENDOPEPTIDASE	Bacteroides ovatus	M64_N Peptidase_M64	homomer cyclic	link
3p1z	PUTATIVE UNCHARACTERIZED PROTEIN TRNA-SPLICING ENDONUCLEASE	Aeropyrum pernix	tRNA_int_endo tRNA_int_endo_N	heteromer cyclic	link
3p3y	NEUROFASCIN	Homo sapiens	Ig_3	homomer cyclic	link
3p4t	PUTATIVE ACYL-COA DEHYDROGENASE	Mycolicibacterium smegmatis	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
3p7i	PHND, SUBUNIT OF ALKYLPHOSPHONATE ABC TRANSPORTER	Escherichia coli	Phosphonate-bd	homomer cyclic	link
3p7l	INSULIN-DEGRADING ENZYME	Rattus norvegicus	Peptidase_M16 Peptidase_M16_C Peptidase_M16_M	homomer cyclic	link
3p8m	DYNEIN LIGHT CHAIN 2	Homo sapiens	Dynein_light	heteromer asymmetric	link
3p8m	GENERAL CONTROL PROTEIN GCN4	Saccharomyces cerevisiae	-	heteromer asymmetric	link
3p9a	DNA-PACKAGING PROTEIN GP3	Salmonella virus P22	GP3_package	homomer cyclic	link
3pbf	PULMONARY SURFACTANT-ASSOCIATED PROTEIN A	Rattus norvegicus	Lectin_C	homomer cyclic	link
3pc7	DNA LIGASE 3	Homo sapiens	LIG3_BRCT	homomer cyclic	link
3pde	FARNESYL-DIPHOSPHATE SYNTHASE	Lactobacillus brevis	polyprenyl_synt	homomer cyclic	link
3pdk	PHOSPHOGLUCOSAMINE MUTASE	Bacillus anthracis	PGM_PMM_I PGM_PMM_II PGM_PMM_III PGM_PMM_IV	homomer cyclic	link
3pei	CYTOSOL AMINOPEPTIDASE	Francisella tularensis	Peptidase_M17 Peptidase_M17_N	homomer dihedral	link
3pet	PUTATIVE ADHESIN	Bacteroides fragilis	DUF2807	homomer cyclic	link
3pf6	HYPOTHETICAL PROTEIN PP-LUZ7_GP033	Pseudomonas virus LUZ7	-	homomer cyclic	link
3pfd	ACYL-COA DEHYDROGENASE	Mycolicibacterium thermoresistibile	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
3pfe	SUCCINYL-DIAMINOPIMELATE DESUCCINYLASE	Legionella pneumophila	Peptidase_M20	homomer cyclic	link
3pfg	N-METHYLTRANSFERASE	Streptomyces fradiae	Methyltransf_25	homomer cyclic	link
3pg8	PHOSPHO-2-DEHYDRO-3-DEOXYHEPTONATE ALDOLASE	Thermotoga maritima	DAHP_synth_1	homomer cyclic	link
3pgb	PUTATIVE UNCHARACTERIZED PROTEIN	Aspergillus nidulans	Cu_amine_oxid DUF1965	homomer cyclic	link
3ph0	ASCE ASCG	Aeromonas hydrophila	T3SS_needle_E Type_III_YscG	heteromer asymmetric	link
3ph1	PUTATIVE UNCHARACTERIZED PROTEIN	Xanthomonas campestris	PilZ_2	homomer cyclic	link
3piu	1-AMINOCYCLOPROPANE-1-CARBOXYLATE SYNTHASE	Malus domestica	Aminotran_1_2	homomer cyclic	link
3pjv	CYCLIC DIMERIC GMP BINDING PROTEIN	Pseudomonas fluorescens	LapD_MoxY_N	homomer cyclic	link
3pk0	SHORT-CHAIN DEHYDROGENASE/REDUCTASE SDR	Mycolicibacterium smegmatis	adh_short_C2	homomer dihedral	link
3pko	GERANYLGERANYL PYROPHOSPHATE SYNTHASE	Lactobacillus brevis	polyprenyl_synt	homomer cyclic	link
3pl8	PYRANOSE 2-OXIDASE	Trametes ochracea	GMC_oxred_C	homomer dihedral	link
3plx	ASPARTATE 1-DECARBOXYLASE	Campylobacter jejuni	Asp_decarbox	heteromer cyclic	link
3plz	FTZ-F1 RELATED PROTEIN NUCLEAR RECEPTOR COACTIVATOR 2	Homo sapiens	Hormone_recep	monomer asymmetric	link
3pm6	PUTATIVE FRUCTOSE-BISPHOSPHATE ALDOLASE	Coccidioides immitis	F_bP_aldolase	homomer cyclic	link
3pm9	PUTATIVE OXIDOREDUCTASE	Rhodopseudomonas palustris	FAD-oxidase_C FAD_binding_4	homomer cyclic	link
3pnr	FALCIPAIN 2 PBICP-C	Plasmodium berghei Plasmodium falciparum	Inhibitor_I71 Peptidase_C1	heteromer asymmetric	link
3pnx	PUTATIVE SULFURTRANSFERASE DSRE	Syntrophomonas wolfei	DrsE_2	homomer cyclic	link
3po1	THROMBIN HEAVY CHAIN	Homo sapiens	Trypsin	heteromer asymmetric	link
3pol	3-DEOXY-MANNO-OCTULOSONATE CYTIDYLYLTRANSFERASE	Acinetobacter baumannii	CTP_transf_3	homomer cyclic	link
3pp2	RHO GTPASE-ACTIVATING PROTEIN 27	Homo sapiens	PH	homomer dihedral	link
3pp4	GA101 FAB HEAVY CHAIN GA101 FAB LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
3pp5	BRK1	Dictyostelium discoideum	-	homomer cyclic	link
3ppb	PUTATIVE TETR FAMILY TRANSCRIPTION REGULATOR	Shewanella loihica	TetR_N	homomer cyclic	link
3pqa	LACTALDEHYDE DEHYDROGENASE	Methanocaldococcus jannaschii	-	homomer dihedral	link
3pqh	GENE PRODUCT 138	unidentified phage	-	homomer cyclic	link
3pqi	GENE PRODUCT 138	unidentified phage	Gp138_N	homomer cyclic	link
3pr7	USPA1	Moraxella catarrhalis	YadA_head YadA_stalk	homomer cyclic	link
3pss	QNR	Aeromonas hydrophila	Pentapeptide Pentapeptide_4	homomer cyclic	link
3pty	ARABINOSYLTRANSFERASE C	Mycobacterium tuberculosis	Arabino_trans_C	homomer cyclic	link
3pu9	PROTEIN SERINE/THREONINE PHOSPHATASE	Sphaerobacter thermophilus	SpoIIE	homomer cyclic	link
3pv2	DEGQ	Legionella fallonii	-	homomer tetrahedral	link
3pvs	REPLICATION-ASSOCIATED RECOMBINATION PROTEIN A	Escherichia coli	AAA AAA_assoc_2 MgsA_C	homomer cyclic	link
3pvt	PHENYLACETIC ACID DEGRADATION PROTEIN PAAA PHENYLACETIC ACID DEGRADATION PROTEIN PAAC	Escherichia coli	PaaA_PaaC	heteromer cyclic	link
3pvz	UDP-N-ACETYLGLUCOSAMINE 4,6-DEHYDRATASE	Aliivibrio fischeri	Polysacc_synt_2	homomer cyclic	link
3pw3	AMINOPEPTIDASE C	Parabacteroides distasonis	-	homomer dihedral	link
3pwf	RUBRERYTHRIN	Pyrococcus furiosus	Rubrerythrin	homomer cyclic	link
3pxv	NITROREDUCTASE	Desulfitobacterium hafniense	Nitroreductase	homomer cyclic	link
3pzl	AGMATINE UREOHYDROLASE	Thermoplasma volcanium	Arginase	homomer dihedral	link
3pzy	MOG	Mycobacterium avium	MoCF_biosynth	homomer cyclic	link
3q1x	SERINE ACETYLTRANSFERASE	Entamoeba histolytica	Hexapep	homomer cyclic	link
3q2k	OXIDOREDUCTASE	Bordetella pertussis	GFO_IDH_MocA GFO_IDH_MocA_C	homomer dihedral	link
3q4h	LOW MOLECULAR WEIGHT PROTEIN ANTIGEN 7 PE FAMILY PROTEIN	Mycolicibacterium smegmatis	WXG100	heteromer cyclic	link
3q4h	PE FAMILY PROTEIN	Mycolicibacterium smegmatis	-	heteromer cyclic	link
3q63	MLL2253 PROTEIN	Mesorhizobium japonicum	AHSA1	homomer cyclic	link
3q6a	UNCHARACTERIZED PROTEIN	Staphylococcus saprophyticus	AHSA1	homomer cyclic	link
3q6i	3-OXOACYL-(ACYL-CARRIER-PROTEIN) REDUCTASE	Mycobacterium tuberculosis	adh_short_C2	homomer cyclic	link
3q98	TRANSCARBAMYLASE	Escherichia coli	OTCace OTCace_N	homomer cyclic	link
3qbm	TETR TRANSCRIPTIONAL REGULATOR	Chloroflexus aurantiacus	TetR_C_11 TetR_N	homomer cyclic	link
3qbp	FUMARASE FUM	Mycobacterium marinum	FumaraseC_C Lyase_1	homomer dihedral	link
3qbq	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 11	Mus musculus	TNF	heteromer cyclic	link
3qbr	BCL-2 HOMOLOGOUS ANTAGONIST/KILLER SJCHGC06286 PROTEIN	Homo sapiens Schistosoma japonicum	Bcl-2	heteromer asymmetric	link
3qc7	HEAD FIBER PROTEIN	Bacillus virus phi29	Phage_head_fibr	homomer cyclic	link
3qd5	PUTATIVE RIBOSE-5-PHOSPHATE ISOMERASE	Coccidioides immitis	LacAB_rpiB	homomer cyclic	link
3qf3	ESX-1 SECRETION-ASSOCIATED REGULATOR ESPR	Mycobacterium tuberculosis	-	homomer cyclic	link
3qfl	MLA10	Hordeum vulgare	-	homomer cyclic	link
3qfm	PUTATIVE UNCHARACTERIZED PROTEIN	Streptococcus pneumoniae	Metallophos_2	homomer cyclic	link
3qfw	RIBULOSE-1,5-BISPHOSPHATE CARBOXYLASE/OXYGENASE LARGE SUBUNIT	Rhodopseudomonas palustris	RuBisCO_large	homomer cyclic	link
3qgu	LL-DIAMINOPIMELATE AMINOTRANSFERASE	Chlamydomonas reinhardtii	Aminotran_1_2	homomer cyclic	link
3qgz	HISTIDINE TRIAD NUCLEOTIDE-BINDING PROTEIN 1	Oryctolagus cuniculus	HIT	homomer cyclic	link
3qh9	LIPRIN-BETA-2	Homo sapiens	-	homomer cyclic	link
3qha	PUTATIVE OXIDOREDUCTASE	Mycobacterium avium	NAD_binding_11 NAD_binding_2	homomer cyclic	link
3qhx	CYSTATHIONINE GAMMA-SYNTHASE METB (CGS)	Mycobacterium ulcerans	Cys_Met_Meta_PP	homomer dihedral	link
3qjg	EPIDERMIN BIOSYNTHESIS PROTEIN EPID	Staphylococcus aureus	Flavoprotein	homomer tetrahedral	link
3qk8	ENOYL-COA HYDRATASE ECHA15	Mycobacterium marinum	ECH_1	homomer dihedral	link
3qkb	UNCHARACTERIZED PROTEIN	Pediococcus pentosaceus	-	homomer cyclic	link
3qke	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME	Chromohalobacter salexigens	MR_MLE_C MR_MLE_N	homomer cyclic	link
3qki	GLUCOSE-6-PHOSPHATE ISOMERASE	Plasmodium falciparum	PGI	homomer cyclic	link
3qks	DNA DOUBLE-STRAND BREAK REPAIR RAD50 ATPASE	Pyrococcus furiosus	AAA_23 SMC_N	heteromer asymmetric	link
3qm3	FRUCTOSE-BISPHOSPHATE ALDOLASE	Campylobacter jejuni	F_bP_aldolase	homomer cyclic	link
3qmw	THIOESTERASE	Streptomyces coelicolor	Thioesterase	homomer cyclic	link
3qo6	PROTEASE DO-LIKE 1, CHLOROPLASTIC	Arabidopsis thaliana	PDZ_2 Trypsin_2	homomer dihedral	link
3qoo	UNCHARACTERIZED PROTEIN	Thermanaerovibrio acidaminovorans	4HBT	homomer cyclic	link
3qp1	CVIR TRANSCRIPTIONAL REGULATOR	Chromobacterium violaceum	Autoind_bind	homomer cyclic	link
3qq5	SMALL GTP-BINDING PROTEIN	Thermotoga neapolitana	MMR_HSR1	homomer dihedral	link
3qqa	CMER	Campylobacter jejuni	TetR_N	homomer cyclic	link
3qr7	BASEPLATE ASSEMBLY PROTEIN V	Escherichia virus P2	Phage_spike	homomer cyclic	link
3qr8	BASEPLATE ASSEMBLY PROTEIN V	Escherichia virus P2	Phage_base_V	homomer cyclic	link
3qt2	INTERLEUKIN-5	Homo sapiens	IL5	heteromer asymmetric	link
3qtg	PYRUVATE KINASE	Pyrobaculum aerophilum	PK PK_C	homomer dihedral	link
3qua	PUTATIVE UNCHARACTERIZED PROTEIN	Mycolicibacterium smegmatis	Lysine_decarbox	homomer cyclic	link
3qv0	MITOCHONDRIAL ACIDIC PROTEIN MAM33	Saccharomyces cerevisiae	MAM33	homomer cyclic	link
3qv1	GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE A, CHLOROPLASTIC	Arabidopsis thaliana	Gp_dh_C Gp_dh_N	heteromer cyclic	link
3qvl	PUTATIVE HYDANTOIN RACEMASE	Klebsiella pneumoniae	Asp_Glu_race	homomer dihedral	link
3qvs	MYO-INOSITOL-1-PHOSPHATE SYNTHASE (INO1)	Archaeoglobus fulgidus	NAD_binding_5	homomer dihedral	link
3qw3	OROTIDINE-5-PHOSPHATE DECARBOXYLASE/OROTATE PHOSPHORIBOSYLTRANSFERASE, PUTATIVE (OMPDCASE-OPRTASE, PUTATIVE)	Leishmania infantum	OMPdecase	homomer cyclic	link
3qwu	DNA LIGASE	Aquifex aeolicus	RNA_ligase	homomer cyclic	link
3qx3	DNA TOPOISOMERASE 2-BETA	Homo sapiens	DNA_topoisoIV TOPRIM_C Toprim	homomer cyclic	link
3qxz	ENOYL-COA HYDRATASE/ISOMERASE	Mycobacteroides abscessus	ECH_1	homomer cyclic	link
3qy1	CARBONIC ANHYDRASE	Salmonella enterica	Pro_CA	homomer dihedral	link
3qy9	DIHYDRODIPICOLINATE REDUCTASE	Staphylococcus aureus	DapB_C DapB_N	homomer dihedral	link
3qyh	CO-TYPE NITRILE HYDRATASE ALPHA SUBUNIT CO-TYPE NITRILE HYDRATASE BETA SUBUNIT	Pseudomonas putida	NHase_alpha NHase_beta	heteromer asymmetric	link
3qz3	FERRITIN	Vibrio cholerae	Ferritin	homomer octahedral	link
3qz5	CO-TYPE NITRILE HYDRATASE ALPHA SUBUNIT CO-TYPE NITRILE HYDRATASE BETA SUBUNIT	Pseudomonas putida	NHase_alpha NHase_beta	heteromer asymmetric	link
3qzb	PUTATIVE SUPEROXIDE REDUCTASE	Thermotoga maritima	Desulfoferrodox	homomer dihedral	link
3r0a	PUTATIVE TRANSCRIPTIONAL REGULATOR	Methanosarcina mazei	-	homomer cyclic	link
3r1x	2-OXO-3-DEOXYGALACTONATE KINASE	Klebsiella pneumoniae	DGOK	homomer cyclic	link
3r31	BETAINE ALDEHYDE DEHYDROGENASE	Agrobacterium fabrum	Aldedh	homomer cyclic	link
3r3s	OXIDOREDUCTASE	Salmonella enterica	adh_short_C2	homomer dihedral	link
3r40	FLUOROACETATE DEHALOGENASE	Rhodopseudomonas palustris	Abhydrolase_1	homomer cyclic	link
3r45	HISTONE H3-LIKE CENTROMERIC PROTEIN A HISTONE H4	Homo sapiens	CENP-T_C Histone	heteromer asymmetric	link
3r45	HISTONE H3-LIKE CENTROMERIC PROTEIN A HOLLIDAY JUNCTION RECOGNITION PROTEIN	Homo sapiens	Histone Scm3	heteromer asymmetric	link
3r4k	TRANSCRIPTIONAL REGULATOR, ICLR FAMILY	Ruegeria sp. TM1040	HTH_IclR IclR	homomer asymmetric	link
3r4q	LACTOYLGLUTATHIONE LYASE	Agrobacterium fabrum	Glyoxalase	homomer cyclic	link
3r5d	TETRAHYDRODIPICOLINATE N-SUCCINYLETRANSFERASE	Pseudomonas aeruginosa	Hexapep_2 THDPS_M THDPS_N	homomer cyclic	link
3r64	NAD DEPENDENT BENZALDEHYDE DEHYDROGENASE	Corynebacterium glutamicum	Aldedh	homomer dihedral	link
3r6f	HIT FAMILY PROTEIN	Encephalitozoon cuniculi	HIT	homomer cyclic	link
3r7k	PROBABLE ACYL COA DEHYDROGENASE	Mycobacteroides abscessus	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
3r84	MEDIATOR OF RNA POLYMERASE II TRANSCRIPTION SUBUNIT 11 MEDIATOR OF RNA POLYMERASE II TRANSCRIPTION SUBUNIT 22	Saccharomyces cerevisiae	Med11 Med22	heteromer asymmetric	link
3r85	BCL-2-LIKE PROTEIN 1 HEME-BINDING PROTEIN 2	Homo sapiens	BH4 Bcl-2	heteromer asymmetric	link
3r89	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE	Anaerococcus prevotii	OMPdecase	homomer cyclic	link
3r8w	3-ISOPROPYLMALATE DEHYDROGENASE 2, CHLOROPLASTIC	Arabidopsis thaliana	Iso_dh	homomer cyclic	link
3r8y	2,3,4,5-TETRAHYDROPYRIDINE-2,6-DICARBOXYLATE N-ACETYLTRANSFERASE	Bacillus anthracis	DapH_N Hexapep Hexapep_2	homomer cyclic	link
3r90	MALIGNANT T CELL-AMPLIFIED SEQUENCE 1	Homo sapiens	PUA	homomer dihedral	link
3r9i	SEPTUM SITE-DETERMINING PROTEIN MIND	Escherichia coli	CbiA	homomer cyclic	link
3r9p	ACKA	Mycobacterium avium	Acetate_kinase	homomer cyclic	link
3r9z	WHY2 PROTEIN	Solanum tuberosum	Whirly	homomer cyclic	link
3ra3	P1C P2F	-	-	heteromer asymmetric	link
3ram	HMRA PROTEIN	Staphylococcus aureus	M20_dimer	homomer dihedral	link
3rbn	DNA MISMATCH REPAIR PROTEIN MLH1	Homo sapiens	Mlh1_C	homomer cyclic	link
3rd3	PROBABLE TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	TetR_C_13 TetR_N	homomer cyclic	link
3rfq	PTERIN-4-ALPHA-CARBINOLAMINE DEHYDRATASE MOAB2	Mycobacterium marinum	MoCF_biosynth	homomer dihedral	link
3rh2	HYPOTHETICAL TETR-LIKE TRANSCRIPTIONAL REGULATOR	Shewanella amazonensis	TetR TetR_N	homomer cyclic	link
3rh7	HYPOTHETICAL OXIDOREDUCTASE	Sinorhizobium meliloti	Flavin_Reduct	homomer cyclic	link
3rhg	PUTATIVE PHOPHOTRIESTERASE	Proteus mirabilis	PTE	homomer cyclic	link
3rim	TRANSKETOLASE	Mycobacterium tuberculosis	Transket_pyr Transketolase_C Transketolase_N	homomer cyclic	link
3rkc	CAPSID PROTEIN	Orthohepevirus A	SP2	homomer cyclic	link
3rkl	STIV-A81	Sulfolobus turreted icosahedral virus 1	-	homomer dihedral	link
3rko	NADH-QUINONE OXIDOREDUCTASE SUBUNIT A NADH-QUINONE OXIDOREDUCTASE SUBUNIT J	Escherichia coli	Oxidored_q3 Oxidored_q4	heteromer asymmetric	link
3rko	NADH-QUINONE OXIDOREDUCTASE SUBUNIT J NADH-QUINONE OXIDOREDUCTASE SUBUNIT K	Escherichia coli	Oxidored_q2 Oxidored_q3	heteromer asymmetric	link
3rlf	MALTOSE TRANSPORT SYSTEM PERMEASE PROTEIN MALF MALTOSE-BINDING PERIPLASMIC PROTEIN	Escherichia coli	BPD_transp_1 MalF_P2 SBP_bac_8	heteromer asymmetric	link
3rlf	MALTOSE TRANSPORT SYSTEM PERMEASE PROTEIN MALG MALTOSE/MALTODEXTRIN IMPORT ATP-BINDING PROTEIN MALK	Escherichia coli	ABC_tran BPD_transp_1 TOBE_2	heteromer asymmetric	link
3rlf	MALTOSE/MALTODEXTRIN IMPORT ATP-BINDING PROTEIN MALK	Escherichia coli	ABC_tran TOBE_2	heteromer asymmetric	link
3rmg	OCTAPRENYL-DIPHOSPHATE SYNTHASE	Bacteroides thetaiotaomicron	polyprenyl_synt	homomer cyclic	link
3rmh	YEAST CDC13 OB4	[Candida] glabrata	Cdc13_OB4_dimer	homomer cyclic	link
3rmu	METHYLMALONYL-COA EPIMERASE, MITOCHONDRIAL	Homo sapiens	Glyoxalase_4	homomer cyclic	link
3rnm	DIHYDROLIPOYL DEHYDROGENASE, MITOCHONDRIAL	Homo sapiens	Pyr_redox_2 Pyr_redox_dim	heteromer asymmetric	link
3ro6	PUTATIVE CHLOROMUCONATE CYCLOISOMERASE	Methylococcus capsulatus	-	homomer cyclic	link
3rob	UNCHARACTERIZED CONSERVED PROTEIN	Planctopirus limnophila	DUF4440	homomer cyclic	link
3rpp	GLUTATHIONE S-TRANSFERASE KAPPA 1	Homo sapiens	DSBA	homomer cyclic	link
3rqb	UNCHARACTERIZED PROTEIN	Alicyclobacillus acidocaldarius	4HBT_3	homomer cyclic	link
3rqi	RESPONSE REGULATOR PROTEIN	Burkholderia pseudomallei	HTH_8 Response_reg	homomer cyclic	link
3rqs	HYDROXYACYL-COENZYME A DEHYDROGENASE, MITOCHONDRIAL	Homo sapiens	3HCDH 3HCDH_N	homomer cyclic	link
3rqw	ELIC PENTAMERIC LIGAND GATED ION CHANNEL FROM ERWINIA CHRYSANTHEMI	Dickeya dadantii	Neur_chan_LBD	homomer cyclic	link
3rri	GLYOXALASE/BLEOMYCIN RESISTANCE PROTEIN/DIOXYGENASE	Alicyclobacillus acidocaldarius	Glyoxalase	homomer dihedral	link
3rrl	SUCCINYL-COA:3-KETOACID-COENZYME A TRANSFERASE SUBUNIT A SUCCINYL-COA:3-KETOACID-COENZYME A TRANSFERASE SUBUNIT B	Helicobacter pylori	CoA_trans	heteromer cyclic	link
3rss	PUTATIVE UNCHARACTERIZED PROTEIN UNKNOWN PEPTIDE, PROBABLY FROM EXPRESSION HOST	Escherichia coli Thermotoga maritima	Carb_kinase YjeF_N	homomer dihedral	link
3rss	PUTATIVE UNCHARACTERIZED PROTEIN	Thermotoga maritima	Carb_kinase YjeF_N	homomer dihedral	link
3rt3	NON-STRUCTURAL PROTEIN 1 UBIQUITIN-LIKE PROTEIN ISG15	Homo sapiens Influenza B virus	Flu_B_NS1 ubiquitin	heteromer cyclic	link
3ru4	CHYMOTRYPSINOGEN A	Bos taurus	Trypsin	heteromer asymmetric	link
3ruf	WBGU	Plesiomonas shigelloides	Epimerase	homomer cyclic	link
3ruv	CHAPERONIN	Methanococcus maripaludis	Cpn60_TCP1	homomer dihedral	link
3rv0	K. POLYSPORUS DCR1	Vanderwaltozyma polyspora	Ribonuclease_3	homomer cyclic	link
3rva	ORGANOPHOSPHORUS ACID ANHYDROLASE	Alteromonas macleodii	Peptidase_M24	homomer cyclic	link
3rvy	ION TRANSPORT PROTEIN	Arcobacter butzleri	Ion_trans	homomer cyclic	link
3rwa	FLUORESCENT PROTEIN FP480	Entacmaea quadricolor	GFP	homomer dihedral	link
3rwn	GENE 9 PROTEIN	Shigella virus Sf6	Phage_tail_NK	homomer cyclic	link
3rwt	FLUORESCENT PROTEIN FP480,FLUORESCENT PROTEIN FP480	Entacmaea quadricolor	GFP	homomer dihedral	link
3rx6	POLARITY SUPPRESSION PROTEIN	Enterobacteria phage P4	Psu	homomer cyclic	link
3rxy	NIF3 PROTEIN	Sphaerobacter thermophilus	-	homomer cyclic	link
3rxz	POLYSACCHARIDE DEACETYLASE	Mycolicibacterium smegmatis	Polysacc_deac_1	homomer cyclic	link
3ry0	PUTATIVE TAUTOMERASE	Streptomyces achromogenes	-	homomer dihedral	link
3ry0	PUTATIVE TAUTOMERASE	Streptomyces achromogenes	Tautomerase	homomer dihedral	link
3ryp	CATABOLITE GENE ACTIVATOR	Escherichia coli	Crp cNMP_binding	homomer cyclic	link
3rzi	PROBABLE 3-DEOXY-D-ARABINO-HEPTULOSONATE 7-PHOSPHATE SYNTHASE AROG	Mycobacterium tuberculosis	DAHP_synth_2	homomer dihedral	link
3s02	MOTILITY PROTEIN B	Helicobacter pylori	OmpA	homomer cyclic	link
3s06	MOTILITY PROTEIN B	Helicobacter pylori	OmpA	homomer dihedral	link
3s0w	MOTILITY PROTEIN B	Helicobacter pylori	OmpA	homomer cyclic	link
3s21	3-OXOACYL-[ACP] SYNTHASE III	Xanthomonas campestris	ACP_syn_III ACP_syn_III_C	homomer cyclic	link
3s35	6.64 FAB HEAVY CHAIN 6.64 FAB LIGHT CHAIN	Homo sapiens,Mus musculus	C1-set V-set	heteromer asymmetric	link
3s3t	NUCLEOTIDE-BINDING PROTEIN, UNIVERSAL STRESS PROTEIN USPA FAMILY	Lactobacillus plantarum	Usp	homomer dihedral	link
3s3w	AMILORIDE-SENSITIVE CATION CHANNEL 2, NEURONAL	Gallus gallus	ASC	homomer cyclic	link
3s4k	PUTATIVE ESTERASE RV1847/MT1895	Mycobacterium tuberculosis	4HBT	homomer cyclic	link
3s4r	VIMENTIN	Homo sapiens	Filament	homomer cyclic	link
3s5j	RIBOSE-PHOSPHATE PYROPHOSPHOKINASE 1	Homo sapiens	Pribosyl_synth Pribosyltran_N	homomer cyclic	link
3s5o	4-HYDROXY-2-OXOGLUTARATE ALDOLASE, MITOCHONDRIAL	Homo sapiens	DHDPS	homomer dihedral	link
3s5r	TRANSCRIPTIONAL REGULATOR TETR FAMILY	Syntrophus aciditrophicus	TetR_N	homomer cyclic	link
3s6l	HEP_HAG FAMILY	Burkholderia pseudomallei	YadA_head YadA_stalk	homomer cyclic	link
3s6o	POLYSACCHARIDE DEACETYLASE FAMILY PROTEIN	Burkholderia pseudomallei	Polysacc_deac_1	homomer cyclic	link
3s6x	OUTER CAPSID PROTEIN SIGMA-1	Mammalian orthoreovirus	Reo_sigma1	homomer asymmetric	link
3s7v	MAJOR CAPSID PROTEIN VP1	Human polyomavirus 3	Polyoma_coat	homomer cyclic	link
3s82	S-ADENOSYLMETHIONINE SYNTHASE	Mycobacterium avium	S-AdoMet_synt_C S-AdoMet_synt_M S-AdoMet_synt_N	homomer cyclic	link
3s84	APOLIPOPROTEIN A-IV	Homo sapiens	Apolipoprotein	homomer cyclic	link
3s8f	CYTOCHROME C OXIDASE POLYPEPTIDE 2A CYTOCHROME C OXIDASE SUBUNIT 1	Thermus thermophilus	COX1 CoxIIa	heteromer asymmetric	link
3s8f	CYTOCHROME C OXIDASE SUBUNIT 1 CYTOCHROME C OXIDASE SUBUNIT 2	Thermus thermophilus	COX1 COX2 COX2-transmemb	heteromer asymmetric	link
3s8i	PROTEIN DDI1 HOMOLOG 1	Homo sapiens	Asp_protease	homomer cyclic	link
3s8k	LATEX SERINE PROTEINASE INHIBITOR	Carica papaya	Kunitz_legume	homomer cyclic	link
3s90	TALIN-1 VINCULIN	Homo sapiens Mus musculus	Vinculin	heteromer asymmetric	link
3s9g	PROTEIN HEXIM1	Homo sapiens	HEXIM	homomer asymmetric	link
3sbq	NITROUS-OXIDE REDUCTASE	Pseudomonas stutzeri	COX2 nos_propeller nos_propeller_2	homomer cyclic	link
3sbx	PUTATIVE UNCHARACTERIZED PROTEIN	Mycobacterium marinum	Lysine_decarbox	homomer cyclic	link
3sde	NON-POU DOMAIN-CONTAINING OCTAMER-BINDING PROTEIN PARASPECKLE COMPONENT 1	Homo sapiens	NOPS RRM_1	heteromer asymmetric	link
3sdl	NON-STRUCTURAL PROTEIN 1 UBIQUITIN-LIKE PROTEIN ISG15	Homo sapiens Influenza B virus	Flu_B_NS1 ubiquitin	heteromer cyclic	link
3sdl	NON-STRUCTURAL PROTEIN 1	Influenza B virus	Flu_B_NS1	heteromer cyclic	link
3seo	VOPL C TERMINAL DOMAIN PROTEIN	Vibrio parahaemolyticus	-	homomer cyclic	link
3sfj	DECAMERIC PEPTIDE ICAL36 TAX1-BINDING PROTEIN 3	Homo sapiens	PDZ	monomer asymmetric	link
3sho	TRANSCRIPTIONAL REGULATOR, RPIR FAMILY	Sphaerobacter thermophilus	SIS	homomer dihedral	link
3shp	PUTATIVE ACETYLTRANSFERASE STHE_0691	Sphaerobacter thermophilus	-	homomer dihedral	link
3shr	CGMP-DEPENDENT PROTEIN KINASE 1	Bos taurus	cNMP_binding	homomer cyclic	link
3sjl	METHYLAMINE DEHYDROGENASE HEAVY CHAIN METHYLAMINE DEHYDROGENASE LIGHT CHAIN	Paracoccus denitrificans	Me-amine-dh_L	heteromer cyclic	link
3sjn	MANDELATE RACEMASE/MUCONATE LACTONIZING PROTEIN	Shewanella pealeana	MR_MLE_C MR_MLE_N	homomer dihedral	link
3sjq	CALMODULIN SMALL CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNEL PROTEIN 2	Rattus norvegicus	CaMBD EF-hand_7	heteromer cyclic	link
3sjr	UNCHARACTERIZED PROTEIN	Chromobacterium violaceum	DUF5610	homomer cyclic	link
3sk2	EHPR	Pantoea agglomerans	Glyoxalase	homomer cyclic	link
3sk3	ACETATE KINASE	Salmonella enterica	Acetate_kinase	homomer asymmetric	link
3slz	GAG-PRO-POL POLYPROTEIN	Murine leukemia virus	RVP	homomer cyclic	link
3so2	PUTATIVE UNCHARACTERIZED PROTEIN	Chlorella variabilis	dUTPase	homomer cyclic	link
3so5	LEUCINE-RICH REPEATS AND IMMUNOGLOBULIN-LIKE DOMAINS PROTEIN 3	Mus musculus	Ig_3	homomer cyclic	link
3soo	LINE-1 TYPE TRANSPOSASE DOMAIN-CONTAINING PROTEIN 1	Homo sapiens	Tnp_22_dsRBD	homomer cyclic	link
3soy	NTF2-LIKE SUPERFAMILY PROTEIN	Salmonella enterica	DUF4440	homomer cyclic	link
3soz	CYTOPLASMIC PROTEIN STM1381	Salmonella enterica	GATase1_like	homomer cyclic	link
3spc	INWARD-RECTIFIER K+ CHANNEL KIR2.2	Gallus gallus	IRK	homomer cyclic	link
3sqg	METHYL COENZYME M REDUCTASE, ALPHA SUBUNIT METHYL-COENZYME M REDUCTASE, GAMMA SUBUNIT	uncultured archaeon	MCR_alpha MCR_alpha_N MCR_gamma	heteromer cyclic	link
3sqg	METHYL COENZYME M REDUCTASE, ALPHA SUBUNIT	uncultured archaeon	MCR_alpha MCR_alpha_N	heteromer cyclic	link
3sqg	METHYL-COENZYME M REDUCTASE, BETA SUBUNIT METHYL-COENZYME M REDUCTASE, GAMMA SUBUNIT	uncultured archaeon	MCR_beta MCR_beta_N MCR_gamma	heteromer cyclic	link
3sqn	CONSERVED DOMAIN PROTEIN	Enterococcus faecalis	Mga	homomer cyclic	link
3ss3	GLUTAMINASE C	Mus musculus	Glutaminase	homomer dihedral	link
3ssb	INDUCIBLE METALLOPROTEINASE INHIBITOR PROTEIN THERMOLYSIN	Bacillus thermoproteolyticus Galleria mellonella	Peptidase_M4 Peptidase_M4_C TIL	heteromer asymmetric	link
3st7	CAPSULAR POLYSACCHARIDE SYNTHESIS ENZYME CAP5F	Staphylococcus aureus	Epimerase	homomer cyclic	link
3std	PROTEIN (SCYTALONE DEHYDRATASE)	Pyricularia grisea	Scytalone_dh	homomer cyclic	link
3sui	CALMODULIN TRANSIENT RECEPTOR POTENTIAL CATION CHANNEL SUBFAMILY V MEMBER 1	Homo sapiens Rattus norvegicus	EF-hand_7	monomer asymmetric	link
3swf	CGMP-GATED CATION CHANNEL ALPHA-1	Bos taurus	-	homomer cyclic	link
3swf	CGMP-GATED CATION CHANNEL ALPHA-1	Bos taurus	CLZ	homomer cyclic	link
3swn	U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM5 U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM6	Schizosaccharomyces pombe	LSM	heteromer cyclic	link
3swn	U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM5 U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM7	Schizosaccharomyces pombe	LSM	heteromer cyclic	link
3swo	GLUTARYL-COA DEHYDROGENASE	Mycolicibacterium smegmatis	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
3swy	CYCLIC NUCLEOTIDE-GATED CATION CHANNEL ALPHA-3	Homo sapiens	CLZ	homomer cyclic	link
3sx2	PUTATIVE 3-KETOACYL-(ACYL-CARRIER-PROTEIN) REDUCTASE	Mycobacterium avium	adh_short_C2	homomer dihedral	link
3sy8	ROCR	Pseudomonas aeruginosa	EAL Response_reg	homomer cyclic	link
3szg	GLUTAMINE-DEPENDENT NAD(+) SYNTHETASE	Mycobacterium tuberculosis	CN_hydrolase NAD_synthase	homomer dihedral	link
3t09	BETA-GALACTOSIDASE	Escherichia coli	Bgal_small_N DUF4981 Glyco_hydro_2 Glyco_hydro_2_C Glyco_hydro_2_N	homomer dihedral	link
3t0p	DNA POLYMERASE III, BETA SUBUNIT	[Eubacterium] rectale	DNA_pol3_beta DNA_pol3_beta_2 DNA_pol3_beta_3	homomer cyclic	link
3t0y	NEPR RESPONSE REGULATOR	Caulobacter vibrioides	NepR	heteromer asymmetric	link
3t2c	FRUCTOSE-1,6-BISPHOSPHATE ALDOLASE/PHOSPHATASE	Pyrobaculum neutrophilum	FBPase_3	homomer dihedral	link
3t30	NUCLEOPLASMIN-2	Homo sapiens	Nucleoplasmin	homomer cyclic	link
3t32	AMINOTRANSFERASE, CLASS I/II	Bacillus anthracis	Aminotran_1_2	homomer cyclic	link
3t38	ARSENATE REDUCTASE	Corynebacterium glutamicum	LMWPc	homomer cyclic	link
3t3p	MONOCLONAL ANTIBODY 10E5 HEAVY CHAIN MONOCLONAL ANTIBODY 10E5 LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
3t3w	ENOYL-COA HYDRATASE	Mycolicibacterium thermoresistibile	ECH_1	homomer dihedral	link
3t57	UDP-N-ACETYLGLUCOSAMINE O-ACYLTRANSFERASE DOMAIN-CONTAINING PROTEIN	Arabidopsis thaliana	Acetyltransf_11 Hexapep	homomer cyclic	link
3t5s	MACROPHAGE MIGRATION INHIBITORY FACTOR	Giardia intestinalis	MIF	homomer cyclic	link
3t5x	26S PROTEASOME COMPLEX SUBUNIT DSS1 PCI DOMAIN-CONTAINING PROTEIN 2	Homo sapiens	DSS1_SEM1 PCI	heteromer asymmetric	link
3t64	DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDOHYDROLASE, PUTATIVE	Plasmodium falciparum	dUTPase	homomer cyclic	link
3t69	PUTATIVE 2-DEHYDRO-3-DEOXYGALACTONOKINASE	Sinorhizobium meliloti	DGOK	homomer cyclic	link
3t6e	PHOTOSYNTHETIC REACTION CENTER CYTOCHROME C SUBUNIT REACTION CENTER PROTEIN M CHAIN	Blastochloris viridis	CytoC_RC Photo_RC	heteromer asymmetric	link
3t6e	REACTION CENTER PROTEIN L CHAIN REACTION CENTER PROTEIN M CHAIN	Blastochloris viridis	Photo_RC	heteromer asymmetric	link
3t6g	BREAST CANCER ANTI-ESTROGEN RESISTANCE PROTEIN 1 SH2 DOMAIN-CONTAINING PROTEIN 3C	Homo sapiens	DUF3513 RasGEF	heteromer asymmetric	link
3t6o	SULFATE TRANSPORTER/ANTISIGMA-FACTOR ANTAGONIST STAS	Planctopirus limnophila	-	homomer cyclic	link
3t8j	PURINE NUCLEOSIDASE, (IUNH-1)	Saccharolobus solfataricus	IU_nuc_hydro	homomer dihedral	link
3t91	STAGE II SPORULATION PROTEIN E	Bacillus subtilis	SpoIIE	homomer dihedral	link
3t97	NUCLEAR PORE COMPLEX PROTEIN NUP54 NUCLEAR PORE GLYCOPROTEIN P62	Rattus norvegicus	Nsp1_C Nup54	heteromer asymmetric	link
3tb6	ARABINOSE METABOLISM TRANSCRIPTIONAL REPRESSOR	Bacillus subtilis	Peripla_BP_3	homomer cyclic	link
3tbi	DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA RNA POLYMERASE-ASSOCIATED PROTEIN GP33	Escherichia coli Escherichia virus T4	RNA_pol_Rpb2_6 Trans_coact	heteromer asymmetric	link
3tbo	ZINC FINGER, CDGSH-TYPE DOMAIN PROTEIN	Pyrobaculum calidifontis	zf-CDGSH	homomer cyclic	link
3tc1	OCTAPRENYL PYROPHOSPHATE SYNTHASE	Helicobacter pylori	polyprenyl_synt	homomer cyclic	link
3td7	FAD-LINKED SULFHYDRYL OXIDASE R596	Acanthamoeba polyphaga mimivirus	Evr1_Alr	homomer cyclic	link
3td9	BRANCHED CHAIN AMINO ACID ABC TRANSPORTER, PERIPLASMIC AMINO ACID-BINDING PROTEIN	Thermotoga maritima	Peripla_BP_6	homomer cyclic	link
3te3	POLYCYSTIC KIDNEY DISEASE 2-LIKE 1 PROTEIN	Homo sapiens	Fer4_24	homomer cyclic	link
3tfi	GCVT-LIKE AMINOMETHYLTRANSFERASE PROTEIN	Candidatus Pelagibacter ubique	GCV_T GCV_T_C	homomer cyclic	link
3tfx	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE	Lactobacillus acidophilus	OMPdecase	homomer cyclic	link
3tg0	ALKALINE PHOSPHATASE	Escherichia coli	Alk_phosphatase	homomer cyclic	link
3tg2	VIBRIOBACTIN-SPECIFIC ISOCHORISMATASE	Vibrio cholerae	Isochorismatase	homomer cyclic	link
3tg7	HEXON PROTEIN	Human mastadenovirus C	Adeno_hexon Adeno_hexon_C	homomer cyclic	link
3tg9	PENICILLIN-BINDING PROTEIN	Bacillus halodurans	Beta-lactamase	homomer cyclic	link
3thf	PROTEIN SHROOM	Drosophila melanogaster	ASD2	homomer cyclic	link
3thk	PROLINE-RICH PEPTIDE SPECTRIN ALPHA CHAIN, BRAIN	Rattus norvegicus	SH3_1	monomer asymmetric	link
3thx	DNA MISMATCH REPAIR PROTEIN MSH2 DNA MISMATCH REPAIR PROTEIN MSH3	Homo sapiens	MutS_I MutS_II MutS_III MutS_V	heteromer asymmetric	link
3tix	CHROMO DOMAIN-CONTAINING PROTEIN 1 UBIQUITIN-LIKE PROTEIN SMT3,RNA-INDUCED TRANSCRIPTIONAL SILENCING COMPLEX PROTEIN TAS3	Schizosaccharomyces pombe Schizosaccharomyces pombe,Saccharomyces cerevisiae	Rad60-SLD	heteromer asymmetric	link
3tj4	MANDELATE RACEMASE	Agrobacterium fabrum	MR_MLE_C MR_MLE_N	homomer dihedral	link
3tj6	ANTIGENIC HEAT-STABLE 120 KDA PROTEIN VINCULIN	Homo sapiens Rickettsia rickettsii	Vinculin	heteromer asymmetric	link
3tj8	UREASE ACCESSORY PROTEIN UREE	Helicobacter pylori	UreE_C UreE_N	homomer cyclic	link
3tjl	NADPH DEHYDROGENASE	Scheffersomyces stipitis	Oxidored_FMN	homomer cyclic	link
3tk8	2,3,4,5-TETRAHYDROPYRIDINE-2,6-DICARBOXYLATE N-SUCCINYLTRANSFERASE	Burkholderia pseudomallei	Hexapep Hexapep_2 THDPS_N_2	homomer cyclic	link
3tka	RIBOSOMAL RNA SMALL SUBUNIT METHYLTRANSFERASE H	Escherichia coli	Methyltransf_5	homomer cyclic	link
3tkj	L-ASPARAGINASE	Homo sapiens	Asparaginase_2	homomer cyclic	link
3tku	SERINE/THREONINE-PROTEIN KINASE MRCK BETA	Homo sapiens	Pkinase	homomer cyclic	link
3tla	MCCF	Escherichia coli	Peptidase_S66	homomer cyclic	link
3tnd	ANTITOXIN VAPB	Shigella flexneri	MazE_antitoxin	heteromer cyclic	link
3tnj	UNIVERSAL STRESS PROTEIN (USP)	Nitrosomonas europaea	Usp	homomer cyclic	link
3tnp	CAMP-DEPENDENT PROTEIN KINASE CATALYTIC SUBUNIT ALPHA CAMP-DEPENDENT PROTEIN KINASE TYPE II-BETA REGULATORY SUBUNIT	Mus musculus	Pkinase cNMP_binding	heteromer cyclic	link
3tos	CALS11	Micromonospora echinospora	-	homomer dihedral	link
3tq2	KE1	synthetic construct	-	homomer cyclic	link
3tq5	DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDO HYDROLASE	Mason-Pfizer monkey virus	dUTPase	homomer cyclic	link
3tqc	PANTOTHENATE KINASE	Coxiella burnetii	PRK	homomer cyclic	link
3tqf	HPR(SER) KINASE	Coxiella burnetii	Hpr_kinase_C	homomer cyclic	link
3tqt	D-ALANINE--D-ALANINE LIGASE	Coxiella burnetii	Dala_Dala_lig_C Dala_Dala_lig_N	homomer cyclic	link
3tqu	NON-CANONICAL PURINE NTP PYROPHOSPHATASE	Coxiella burnetii	Ham1p_like	homomer cyclic	link
3tr2	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE	Coxiella burnetii	OMPdecase	homomer cyclic	link
3tr9	DIHYDROPTEROATE SYNTHASE	Coxiella burnetii	Pterin_bind	homomer asymmetric	link
3trb	VIRULENCE-ASSOCIATED PROTEIN I	Coxiella burnetii	HTH_3	homomer cyclic	link
3tri	PYRROLINE-5-CARBOXYLATE REDUCTASE	Coxiella burnetii	F420_oxidored P5CR_dimer	homomer cyclic	link
3trt	VIMENTIN	Homo sapiens	Filament	homomer cyclic	link
3ts3	CAPSID POLYPROTEIN	Avastrovirus 3	Astro_capsid_p2	homomer cyclic	link
3tsa	NDP-RHAMNOSYLTRANSFERASE	Saccharopolyspora spinosa	DUF1205	homomer cyclic	link
3tsi	HEMAGGLUTININ-NEURAMINIDASE	Mammalian rubulavirus 5	-	homomer cyclic	link
3tsn	4-HYDROXYTHREONINE-4-PHOSPHATE DEHYDROGENASE	Campylobacter jejuni	PdxA	homomer cyclic	link
3tso	RAB11 FAMILY-INTERACTING PROTEIN 2	Homo sapiens	RBD-FIP	heteromer cyclic	link
3tui	METHIONINE IMPORT ATP-BINDING PROTEIN METN	Escherichia coli	ABC_tran NIL	heteromer cyclic	link
3tuo	DNA-BINDING PROTEIN SATB1	Homo sapiens	ULD	homomer dihedral	link
3tv0	DYNACTIN SUBUNIT 6	Homo sapiens	Hexapep	homomer cyclic	link
3tvi	ASPARTOKINASE	Clostridium acetobutylicum	AA_kinase ACT	homomer cyclic	link
3tw8	DENN DOMAIN-CONTAINING PROTEIN 1B RAS-RELATED PROTEIN RAB-35	Homo sapiens	DENN Ras dDENN uDENN	heteromer asymmetric	link
3twd	BIFUNCTIONAL PROTEIN GLMU	Escherichia coli	Hexapep	homomer cyclic	link
3twe	ALPHA4H	-	-	homomer dihedral	link
3twi	BCLA PROTEIN	Bacillus anthracis	-	heteromer cyclic	link
3tx8	SUCCINYL-DIAMINOPIMELATE DESUCCINYLASE	Corynebacterium glutamicum	Peptidase_M20	homomer cyclic	link
3txy	ISOCHORISMATASE FAMILY PROTEIN FAMILY	Burkholderia thailandensis	Isochorismatase	homomer cyclic	link
3ty1	HYPOTHETICAL ALDOSE 1-EPIMERASE	Klebsiella pneumoniae	DUF4432	homomer cyclic	link
3ty2	5'-NUCLEOTIDASE SURE	Coxiella burnetii	SurE	homomer cyclic	link
3ty4	PROBABLE HOMOISOCITRATE DEHYDROGENASE	Schizosaccharomyces pombe	Iso_dh	homomer cyclic	link
3ty5	POLYNUCLEOTIDE 2',3'-CYCLIC PHOSPHATE PHOSPHODIESTERASE / POLYNUCLEOTIDE 5'-HYDROXYL-KINASE / POLYNUCLEOTIDE 3'-PHOSPHATASE	Hungateiclostridium thermocellum	PNKP-ligase_C PNKP_ligase	homomer asymmetric	link
3tyy	LAMIN-B1	Homo sapiens	Filament	homomer cyclic	link
3tzt	GLYCOSYL TRANSFERASE FAMILY 8	Anaerococcus prevotii	Glyco_transf_8	homomer cyclic	link
3tzu	GLYCINE CLEAVAGE SYSTEM H PROTEIN 1	Mycobacterium marinum	GCV_H	homomer cyclic	link
3u02	PUTATIVE TRANSCRIPTION-ASSOCIATED PROTEIN TFIIS	Pyrococcus furiosus	DUF1743	homomer dihedral	link
3u06	PROTEIN CLARET SEGREGATIONAL	Drosophila melanogaster	Kinesin	homomer asymmetric	link
3u0b	OXIDOREDUCTASE, SHORT CHAIN DEHYDROGENASE/REDUCTASE FAMILY PROTEIN	Mycolicibacterium smegmatis	adh_short_C2	homomer cyclic	link
3u0f	BETA-KETOACYL SYNTHASE	Brucella abortus	Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
3u0g	PUTATIVE BRANCHED-CHAIN AMINO ACID AMINOTRANSFERASE ILVE	Burkholderia pseudomallei	Aminotran_4	homomer dihedral	link
3u0h	XYLOSE ISOMERASE DOMAIN PROTEIN	Alicyclobacillus acidocaldarius	AP_endonuc_2	homomer dihedral	link
3u0o	SELENIDE, WATER DIKINASE	Escherichia coli	AIRS AIRS_C	homomer cyclic	link
3u14	FRUCTOFURANOSIDASE	Schwanniomyces occidentalis	Glyco_hydro_32C Glyco_hydro_32N	homomer cyclic	link
3u1c	TROPOMYOSIN ALPHA-1 CHAIN	Gallus gallus	Tropomyosin_1	homomer cyclic	link
3u1d	UNCHARACTERIZED PROTEIN	Halomicrobium mukohataei	HTH_20	homomer cyclic	link
3u1h	3-ISOPROPYLMALATE DEHYDROGENASE	Bacillus sp. (in: Bacteria)	Iso_dh	homomer cyclic	link
3u1k	POLYRIBONUCLEOTIDE NUCLEOTIDYLTRANSFERASE 1, MITOCHONDRIAL	Homo sapiens	KH_1 PNPase RNase_PH RNase_PH_C	homomer cyclic	link
3u1x	PUTATIVE GLYCOSYL HYDROLASE	Parabacteroides distasonis	DUF1080	homomer cyclic	link
3u2a	GGDEF FAMILY PROTEIN	Caulobacter vibrioides	-	homomer cyclic	link
3u2g	S-LAYER PROTEIN MA0829	Methanosarcina acetivorans	S-layer	homomer cyclic	link
3u2r	REGULATORY PROTEIN MARR	Planctopirus limnophila	MarR	homomer dihedral	link
3u35	GENERAL STRESS PROTEIN	Xanthomonas citri	Pyrid_ox_like	homomer dihedral	link
3u3w	TRANSCRIPTIONAL ACTIVATOR PLCR PROTEIN	Bacillus thuringiensis	HTH_3	homomer cyclic	link
3u4g	NAMN:DMB PHOSPHORIBOSYLTRANSFERASE	Pyrococcus horikoshii	-	homomer cyclic	link
3u4j	NAD-DEPENDENT ALDEHYDE DEHYDROGENASE	Sinorhizobium meliloti	Aldedh	homomer dihedral	link
3u4q	ATP-DEPENDENT HELICASE/DEOXYRIBONUCLEASE SUBUNIT B ATP-DEPENDENT HELICASE/NUCLEASE SUBUNIT A	Bacillus subtilis	PDDEXK_1 UvrD-helicase UvrD_C	heteromer asymmetric	link
3u52	PHENOL HYDROXYLASE COMPONENT PHL PHENOL HYDROXYLASE COMPONENT PHN	Pseudomonas stutzeri	Phenol_Hydrox YHS	heteromer cyclic	link
3u64	PROTEIN TP_0956	Treponema pallidum	TAtT	homomer cyclic	link
3u6x	BPP	Lactococcus phage TP901-1	Caudo_bapla_RBP	heteromer cyclic	link
3u7q	NITROGENASE MOLYBDENUM-IRON PROTEIN ALPHA CHAIN NITROGENASE MOLYBDENUM-IRON PROTEIN BETA CHAIN	Azotobacter vinelandii	DUF3364 Oxidored_nitro	heteromer cyclic	link
3u7q	NITROGENASE MOLYBDENUM-IRON PROTEIN BETA CHAIN	Azotobacter vinelandii	DUF3364 Oxidored_nitro	heteromer cyclic	link
3u83	POLIOVIRUS RECEPTOR-RELATED PROTEIN 1	Homo sapiens	C2-set_2 Ig_3 V-set	homomer cyclic	link
3u88	HISTONE-LYSINE N-METHYLTRANSFERASE 2A LENS EPITHELIUM-DERIVED GROWTH FACTOR MENIN	Homo sapiens	LEDGF Menin	heteromer asymmetric	link
3u88	HISTONE-LYSINE N-METHYLTRANSFERASE 2A MENIN	Homo sapiens	Menin	heteromer asymmetric	link
3u91	GP41	Human immunodeficiency virus 1	-	homomer cyclic	link
3u97	RIBONUCLEASE TOXIN BRNT	Brucella abortus	BrnT_toxin	homomer cyclic	link
3u9l	3-OXOACYL-[ACYL-CARRIER-PROTEIN] REDUCTASE	Sinorhizobium meliloti	adh_short	homomer cyclic	link
3ua0	FIBROIN HEAVY CHAIN	Bombyx mori	-	homomer cyclic	link
3ub1	ORF13-LIKE PROTEIN	Clostridium perfringens	TpcC	homomer cyclic	link
3ubk	GLUTATHIONE TRANSFERASE	Leptospira interrogans	GST_N_3	homomer cyclic	link
3uc7	CYCLO-TC1	-	-	homomer dihedral	link
3uce	DEHYDROGENASE	Vibrio vulnificus	adh_short_C2	homomer dihedral	link
3ucs	CHAPERONE-MODULATOR PROTEIN CBPM	Klebsiella pneumoniae	MerR_2	heteromer cyclic	link
3ucx	SHORT CHAIN DEHYDROGENASE	Mycolicibacterium smegmatis	adh_short_C2	homomer dihedral	link
3ue6	AUREOCHROME1	Vaucheria frigida	PAS_9	homomer cyclic	link
3uep	YSCQ-C, TYPE III SECRETION PROTEIN	Yersinia pseudotuberculosis	FliMN_C	homomer cyclic	link
3uf1	VIMENTIN	Homo sapiens	Filament	homomer asymmetric	link
3uf6	LMO1369 PROTEIN	Listeria monocytogenes	PTA_PTB	homomer cyclic	link
3uf7	SINGLE-STRANDED DNA-BINDING PROTEIN URACIL-DNA GLYCOSYLASE	Escherichia coli	UDG	monomer asymmetric	link
3ufe	TRANSCRIPTIONAL ANTITERMINATOR (BGLG FAMILY)	Bacillus subtilis	PRD	homomer cyclic	link
3ug7	ARSENICAL PUMP-DRIVING ATPASE	Methanocaldococcus jannaschii	ArsA_ATPase	homomer dihedral	link
3ug9	ARCHAEAL-TYPE OPSIN 1, ARCHAEAL-TYPE OPSIN 2	Chlamydomonas reinhardtii	Bac_rhodopsin	homomer cyclic	link
3uip	E3 SUMO-PROTEIN LIGASE RANBP2 SUMO-CONJUGATING ENZYME UBC9	Homo sapiens	IR1-M UQ_con	heteromer asymmetric	link
3uip	SMALL UBIQUITIN-RELATED MODIFIER 1 SUMO-CONJUGATING ENZYME UBC9	Homo sapiens	Rad60-SLD UQ_con	heteromer asymmetric	link
3ujh	GLUCOSE-6-PHOSPHATE ISOMERASE	Toxoplasma gondii	PGI	homomer cyclic	link
3ujm	RASPUTIN	Drosophila melanogaster	NTF2	homomer cyclic	link
3ujo	LEGUME LECTIN	Lablab purpureus	Lectin_legB	homomer dihedral	link
3uk1	TRANSKETOLASE	Burkholderia thailandensis	Transket_pyr Transketolase_C Transketolase_N	homomer cyclic	link
3uk7	CLASS I GLUTAMINE AMIDOTRANSFERASE-LIKE DOMAIN-CONTAINING PROTEIN	Arabidopsis thaliana	DJ-1_PfpI	homomer cyclic	link
3ulh	THO COMPLEX SUBUNIT 4	Homo sapiens	RRM_1	homomer cyclic	link
3ull	DNA BINDING PROTEIN	Homo sapiens	SSB	homomer dihedral	link
3umc	HALOACID DEHALOGENASE	Pseudomonas aeruginosa	HAD_2	homomer cyclic	link
3umz	MEDIATOR OF DNA DAMAGE CHECKPOINT PROTEIN 1	Homo sapiens	FHA	homomer cyclic	link
3un9	NLR FAMILY MEMBER X1	Homo sapiens	LRR_6	homomer dihedral	link
3uno	PROBABLE BACTERIOFERRITIN BFRB	Mycobacterium tuberculosis	Ferritin	homomer octahedral	link
3unv	ADMH	Pantoea agglomerans	Lyase_aromatic	homomer cyclic	link
3uo9	GLUTAMINASE KIDNEY ISOFORM, MITOCHONDRIAL	Homo sapiens	Glutaminase	homomer dihedral	link
3uoa	MUCOSA-ASSOCIATED LYMPHOID TISSUE LYMPHOMA TRANSLOCATION PROTEIN 1	Homo sapiens	Peptidase_C14	homomer cyclic	link
3uow	GMP SYNTHETASE	Plasmodium falciparum	GATase GMP_synt_C NAD_synthase	homomer cyclic	link
3up3	ACEDAF-12 NUCLEAR RECEPTOR COACTIVATOR 2	Ancylostoma ceylanicum Homo sapiens	Hormone_recep	monomer asymmetric	link
3urr	PTS IIA-LIKE NITROGEN-REGULATORY PROTEIN PTSN	Burkholderia thailandensis	PTS_EIIA_2	homomer cyclic	link
3utm	TANKYRASE-1	Mus musculus	Ank Ank_2	heteromer asymmetric	link
3uuw	PUTATIVE OXIDOREDUCTASE WITH NAD(P)-BINDING ROSSMANN-FOLD DOMAIN	Clostridioides difficile	GFO_IDH_MocA	homomer dihedral	link
3uv0	MUTATOR 2, ISOFORM B	Drosophila melanogaster	-	homomer cyclic	link
3uw3	ASPARTATE-SEMIALDEHYDE DEHYDROGENASE	Burkholderia thailandensis	Semialdhyde_dh Semialdhyde_dhC	homomer cyclic	link
3ux2	MIP18 FAMILY PROTEIN FAM96A	Homo sapiens	FeS_assembly_P	homomer cyclic	link
3uzo	BRANCHED-CHAIN-AMINO-ACID AMINOTRANSFERASE	Deinococcus radiodurans	Aminotran_4	homomer cyclic	link
3v0a	BONT/A LLAMA ANTIBODY F12	Clostridium botulinum Lama glama	Peptidase_M27 Toxin_R_bind_C Toxin_R_bind_N Toxin_trans V-set	heteromer asymmetric	link
3v30	DNA-BINDING PROTEIN RFX5 DNA-BINDING PROTEIN RFXANK	Homo sapiens	Ank_2 Ank_3	monomer asymmetric	link
3v3e	NUCLEAR RECEPTOR SUBFAMILY 4 GROUP A MEMBER 1	Homo sapiens	Hormone_recep	homomer cyclic	link
3v4d	AMINOACRYLATE PERACID REDUCTASE RUTC	Escherichia coli	Ribonuc_L-PSP	homomer cyclic	link
3v5w	G-PROTEIN COUPLED RECEPTOR KINASE 2 GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT BETA-1	Bos taurus Homo sapiens	PH Pkinase RGS WD40	heteromer asymmetric	link
3v5w	GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT GAMMA-2 GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT BETA-1	Bos taurus	G-gamma WD40	heteromer asymmetric	link
3v64	AGRIN	Rattus norvegicus	Laminin_G_1	heteromer cyclic	link
3v6g	PROBABLE TRANSCRIPTIONAL REGULATORY PROTEIN (PROBABLY DEOR-FAMILY)	Mycobacterium tuberculosis	TetR_N	homomer cyclic	link
3v6i	V-TYPE ATP SYNTHASE SUBUNIT E V-TYPE ATP SYNTHASE, SUBUNIT (VAPC-THERM)	Thermus thermophilus	V-ATPase_G_2 vATP-synt_E	heteromer asymmetric	link
3v6o	MONOCLONAL ANTIBODY 9F8 FAB FRAGMENT HEAVY CHAIN MONOCLONAL ANTIBODY 9F8 FAB FRAGMENT LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
3v86	DE NOVO DESIGN HELIX	-	-	homomer cyclic	link
3v9r	UNCHARACTERIZED PROTEIN YDL160C-A UNCHARACTERIZED PROTEIN YOL086W-A	Saccharomyces cerevisiae	CENP-S CENP-X	heteromer cyclic	link
3vat	ASPARTYL AMINOPEPTIDASE	Bos taurus	Peptidase_M18	homomer tetrahedral	link
3vbi	GALACTOSIDE O-ACETYLTRANSFERASE	Bacillus cereus	Hexapep	homomer cyclic	link
3vcd	PROPANEDIOL UTILIZATION POLYHEDRAL BODY PROTEIN PDUT	Salmonella enterica	BMC	homomer octahedral	link
3vcr	PUTATIVE KDPG (2-KETO-3-DEOXY-6-PHOSPHOGLUCONATE) ALDOLASE	Oleispira antarctica	Aldolase	homomer cyclic	link
3ve9	OROTIDINE-5'-PHOSPHATE DECARBOXYLASE	Metallosphaera sedula	OMPdecase	homomer cyclic	link
3vea	MACRODOMAIN TER PROTEIN	Yersinia pestis	MatP MatP_C	homomer cyclic	link
3vej	UBIQUITIN-LIKE PROTEIN MDY2	Saccharomyces cerevisiae	Get5_C	homomer cyclic	link
3vg8	HYPOTHETICAL PROTEIN TTHB210	Thermus thermophilus	-	homomer dihedral	link
3vgj	TYROSYL-TRNA SYNTHETASE, PUTATIVE	Plasmodium falciparum	tRNA-synt_1b	homomer cyclic	link
3vgl	GLUCOKINASE	Streptomyces griseus	ROK	homomer dihedral	link
3vgx	ENVELOPE GLYCOPROTEIN GP160	Human immunodeficiency virus 1	-	heteromer cyclic	link
3vh7	CP32M ENVELOPE GLYCOPROTEIN GP160	Human immunodeficiency virus 1	-	heteromer cyclic	link
3vh7	ENVELOPE GLYCOPROTEIN GP160	Human immunodeficiency virus 1	GP41	heteromer cyclic	link
3vhx	ADP-RIBOSYLATION FACTOR 6 KINESIN-LIKE PROTEIN KIF23	Homo sapiens Mus musculus	Arf MKLP1_Arf_bdg	heteromer cyclic	link
3viq	MATING-TYPE SWITCHING PROTEIN SWI5 SWI5-DEPENDENT RECOMBINATION DNA REPAIR PROTEIN 1	Schizosaccharomyces pombe	Mei5 Swi5	heteromer asymmetric	link
3vjf	WA20	synthetic construct	-	homomer cyclic	link
3vk6	E3 UBIQUITIN-PROTEIN LIGASE HAKAI	Mus musculus	zf_Hakai	homomer cyclic	link
3vmk	3-ISOPROPYLMALATE DEHYDROGENASE	Shewanella benthica	Iso_dh	homomer cyclic	link
3vn0	VOLTAGE-GATED HYDROGEN CHANNEL 1	Mus musculus	VGPC1_C	homomer cyclic	link
3vnx	FERRITIN	Ulva pertusa	Ferritin	homomer octahedral	link
3vos	ASPARTATE-SEMIALDEHYDE DEHYDROGENASE	Mycobacterium tuberculosis	Semialdhyde_dh Semialdhyde_dhC	homomer cyclic	link
3voy	GLUTAMINASE KIDNEY ISOFORM, MITOCHONDRIAL	Homo sapiens	Glutaminase	homomer dihedral	link
3vp5	TRANSCRIPTIONAL REGULATOR	Lactococcus lactis	TetR_N	homomer cyclic	link
3vp6	GLUTAMATE DECARBOXYLASE 1	Homo sapiens	Pyridoxal_deC	homomer cyclic	link
3vp8	GENERAL TRANSCRIPTIONAL COREPRESSOR TUP1	Saccharomyces cerevisiae	Tup_N	homomer dihedral	link
3vpd	RIBOSOMAL PROTEIN S6 MODIFICATION PROTEIN	Thermus thermophilus	RimK	homomer dihedral	link
3vqj	CARBONYL SULFIDE HYDROLASE	Thiobacillus thioparus	Pro_CA	homomer dihedral	link
3vr4	V-TYPE SODIUM ATPASE CATALYTIC SUBUNIT A V-TYPE SODIUM ATPASE SUBUNIT B	Enterococcus hirae	ATP-synt_ab ATP-synt_ab_N ATP-synt_ab_Xtn	heteromer asymmetric	link
3vr4	V-TYPE SODIUM ATPASE SUBUNIT B V-TYPE SODIUM ATPASE SUBUNIT D	Enterococcus hirae	ATP-synt_D ATP-synt_ab ATP-synt_ab_N	heteromer asymmetric	link
3vrc	CYTOCHROME C'	Thermochromatium tepidum	Cytochrom_C_2	homomer cyclic	link
3vrd	FLAVOCYTOCHROME C FLAVIN SUBUNIT FLAVOCYTOCHROME C HEME SUBUNIT	Thermochromatium tepidum	FCSD-flav_bind Pyr_redox_2	heteromer asymmetric	link
3vrh	PUTATIVE UNCHARACTERIZED PROTEIN PH0300	Pyrococcus horikoshii	ATP_bind_3	homomer cyclic	link
3vsk	PENICILLIN-BINDING PROTEIN 3	Staphylococcus aureus	PBP_dimer Transpeptidase	homomer cyclic	link
3vsv	XYLOSIDASE	Thermoanaerobacterium saccharolyticum	Beta_helix	homomer dihedral	link
3vti	HYDROGENASE MATURATION FACTOR	Caldanaerobacter subterraneus	AIRS AIRS_C	heteromer cyclic	link
3vto	PROTEIN GP45	Escherichia virus Mu	Phage_Mu_Gp45	homomer cyclic	link
3vtq	ENVELOPE GLYCOPROTEIN GP160	Human immunodeficiency virus 1	-	heteromer cyclic	link
3vu5	TRANSMEMBRANE PROTEIN GP41	Human immunodeficiency virus 1	-	heteromer cyclic	link
3vu6	TRANSMEMBRANE PROTEIN GP41	Human immunodeficiency virus 1	-	heteromer cyclic	link
3vuq	TRANSCRIPTIONAL REGULATOR (TETR/ACRR FAMILY)	Thermus thermophilus	TetR_N	homomer cyclic	link
3vv4	METHYL-ACCEPTING CHEMOTAXIS PROTEIN	Thermosynechococcus elongatus	GAF	homomer cyclic	link
3vvy	PUTATIVE REGULATORY PROTEIN	Salmonella enterica	TetR_N	homomer cyclic	link
3vx4	PUTATIVE ABC TRANSPORTER, ATP-BINDING PROTEIN COMA	Streptococcus mutans	ABC_tran	homomer cyclic	link
3vyl	L-RIBULOSE 3-EPIMERASE	Mesorhizobium loti	AP_endonuc_2	homomer dihedral	link
3vz0	PUTATIVE NAD-DEPENDENT ALDEHYDE DEHYDROGENASE	Gluconobacter oxydans	Aldedh	homomer cyclic	link
3vzx	HEPTAPRENYLGLYCERYL PHOSPHATE SYNTHASE	Bacillus subtilis	PcrB	homomer cyclic	link
3w08	ALDOXIME DEHYDRATASE	Pseudomonas chlororaphis	Dehydratase_hem	homomer cyclic	link
3w1s	AUTOPHAGY PROTEIN 16 AUTOPHAGY PROTEIN 5	Saccharomyces cerevisiae	APG5	heteromer asymmetric	link
3w1s	AUTOPHAGY PROTEIN 5 UBIQUITIN-LIKE PROTEIN ATG12	Saccharomyces cerevisiae	APG12 APG5	heteromer asymmetric	link
3w20	PUTATIVE UNCHARACTERIZED PROTEIN	Burkholderia ambifaria	-	homomer cyclic	link
3w34	URIDINE KINASE	Thermus thermophilus	PRK	homomer cyclic	link
3w36	NAPH1	Streptomyces sp. CNQ525	-	homomer cyclic	link
3w54	ALTERNATIVE OXIDASE, MITOCHONDRIAL	Trypanosoma brucei	AOX	homomer cyclic	link
3w6j	SCPA SCPB	Geobacillus stearothermophilus	SMC_ScpA	heteromer asymmetric	link
3w6k	SCPB	Geobacillus stearothermophilus	SMC_ScpB	homomer cyclic	link
3w6s	MPR1 PROTEIN	Saccharomyces cerevisiae	-	homomer cyclic	link
3w77	FMN-DEPENDENT NADH-AZOREDUCTASE	Bacillus sp. B29	Flavodoxin_2	homomer cyclic	link
3w7b	FORMYLTETRAHYDROFOLATE DEFORMYLASE	Thermus thermophilus	ACT Formyl_trans_N	homomer dihedral	link
3w80	INSULIN	Homo sapiens	Insulin	heteromer dihedral	link
3w8i	PROGRAMMED CELL DEATH PROTEIN 10 SERINE/THREONINE-PROTEIN KINASE MST4	Homo sapiens	DUF1241	heteromer asymmetric	link
3w92	THIOESTER COILED COIL PEPTIDE	-	-	homomer cyclic	link
3w99	HISTONE H3.1 HISTONE H4	Homo sapiens	CENP-T_C Histone	heteromer cyclic	link
3w9s	OMPR FAMILY RESPONSE REGULATOR IN TWO-COMPONENT REGULATORY SYSTEM WITH BASS	Klebsiella pneumoniae	Response_reg	homomer cyclic	link
3wa5	TSE3-SPECIFIC IMMUNITY PROTEIN TYPE VI SECRETION EXPORTED 3	Pseudomonas aeruginosa	-	heteromer asymmetric	link
3was	4-O-BETA-D-MANNOSYL-D-GLUCOSE PHOSPHORYLASE	Bacteroides fragilis	Glyco_hydro_130	homomer dihedral	link
3wbh	ALKALINE PHOSPHATASE	Halomonas sp. #593	Alk_phosphatase	homomer cyclic	link
3wfd	ANTIBODY FAB FRAGMENT HEAVY CHAIN ANTIBODY FAB FRAGMENT LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
3wgu	NA+/K+ ATPASE GAMMA SUBUNIT TRANSCRIPT VARIANT A SODIUM/POTASSIUM-TRANSPORTING ATPASE SUBUNIT ALPHA-1	Sus scrofa	Cation_ATPase Cation_ATPase_C Cation_ATPase_N E1-E2_ATPase Hydrolase	heteromer asymmetric	link
3whr	GAMMA-GLUTAMYLTRANSPEPTIDASE LARGE CHAIN GAMMA-GLUTAMYLTRANSPEPTIDASE SMALL CHAIN	Bacillus subtilis	G_glu_transpept	heteromer asymmetric	link
3wic	GLUCOSE 1-DEHYDROGENASE	Thermoplasma volcanium	ADH_N Glu_dehyd_C	homomer dihedral	link
3wis	PUTATIVE DIHYDROMETHANOPTERIN REDUCTASE (AFPA)	Paraburkholderia xenovorans	Flavoprotein	homomer octahedral	link
3wit	PUTATIVE VGR PROTEIN	Escherichia coli	-	homomer cyclic	link
3wj7	PUTATIVE OXIDOREDUCTASE	Gluconobacter oxydans	Epimerase	homomer cyclic	link
3wjm	ARYLPHORIN SILKWORM STORAGE PROTEIN	Bombyx mori	-	heteromer asymmetric	link
3wjm	ARYLPHORIN SILKWORM STORAGE PROTEIN	Bombyx mori	Hemocyanin_C Hemocyanin_M Hemocyanin_N	heteromer asymmetric	link
3wjp	HYDROGENASE EXPRESSION/FORMATION PROTEIN HYPE	Thermococcus kodakarensis	AIRS AIRS_C	homomer cyclic	link
3wkm	MOUSE IGG1-KAPPA FAB (HEAVY CHAIN) MOUSE IGG1-KAPPA FAB (LIGHT CHAIN)	Mus musculus	C1-set V-set	heteromer asymmetric	link
3wkn	IG GAMMA-1 CHAIN C REGION	Homo sapiens	C1-set	heteromer cyclic	link
3wkq	NITRITE REDUCTASE	Geobacillus thermodenitrificans	Cu-oxidase_2 Cu-oxidase_3	homomer cyclic	link
3wkx	NON-REDUCING END BETA-L-ARABINOFURANOSIDASE	Bifidobacterium longum	Glyco_hydro_127	homomer cyclic	link
3wmi	EIAV GP45 WILD TYPE	Equus caballus	-	heteromer cyclic	link
3wmq	GALACTOSE-BINDING LECTIN	Sinularia lochmodes	H_lectin	homomer dihedral	link
3wmt	PROBABLE FERULOYL ESTERASE B-1	Aspergillus oryzae	Tannase	homomer cyclic	link
3wnw	FERRITIN HEAVY CHAIN	Mus musculus	-	homomer octahedral	link
3wnw	FERRITIN HEAVY CHAIN	Mus musculus	Ferritin	homomer octahedral	link
3wo8	BETA-N-ACETYLGLUCOSAMINIDASE	Thermotoga maritima	Glyco_hydro_3	homomer cyclic	link
3wqb	EXTRACELLULAR SERINE PROTEASE OPEN READING FRAME 2	Aeromonas sobria	P_proprotein Peptidase_S8	heteromer asymmetric	link
3wra	GALLATE DIOXYGENASE	Sphingomonas paucimobilis	LigA LigB	homomer cyclic	link
3wsc	ALGINATE-BINDING PROTEIN	Sphingomonas sp. A1	Peptidase_M75	homomer cyclic	link
3wsf	PUTATIVE GTP CYCLOHYDROLASE 1 TYPE 2	Methanocaldococcus jannaschii	NIF3	homomer dihedral	link
3wt4	PROBABLE M18 FAMILY AMINOPEPTIDASE 2	Pseudomonas aeruginosa	Peptidase_M18	homomer tetrahedral	link
3wtd	UNCHARACTERIZED PROTEIN C9ORF142	Homo sapiens	PAXX	homomer cyclic	link
3wts	CORE-BINDING FACTOR SUBUNIT BETA RUNT-RELATED TRANSCRIPTION FACTOR 1	Mus musculus	CBF_beta Runt	heteromer asymmetric	link
3wv7	HMD CO-OCCURRING PROTEIN HCGE	Methanothermobacter marburgensis	ThiF	homomer cyclic	link
3wvq	PGM1	Streptomyces cirratus	-	homomer cyclic	link
3wvz	PROTEIN HIKESHI	Homo sapiens	DUF775	homomer asymmetric	link
3ww3	L-RIBOSE ISOMERASE	Cellulomonas parahominis	-	homomer dihedral	link
3wwh	(R)-AMINE TRANSAMINASE	Arthrobacter sp. KNK168	Aminotran_4	homomer cyclic	link
3wwn	ORFF PUTATIVE ACETYLGLUTAMATE KINASE-LIKE PROTEIN	Thermus thermophilus	AA_kinase TF_Zn_Ribbon	heteromer cyclic	link
3wx4	ANTI-RESTRICTION ENDONUCLEASE	Escherichia virus T4	-	homomer cyclic	link
3wxx	ACRH AOPB	Aeromonas hydrophila	SseC	heteromer asymmetric	link
3wyf	EXPORTIN-1 RAN-SPECIFIC GTPASE-ACTIVATING PROTEIN 2	Saccharomyces cerevisiae	CRM1_C IBN_N Ran_BP1 Xpo1	heteromer asymmetric	link
3wyg	CAMP-DEPENDENT PROTEIN KINASE INHIBITOR ALPHA EXPORTIN-1	Homo sapiens Saccharomyces cerevisiae	CRM1_C IBN_N PKI Xpo1	heteromer asymmetric	link
3wzi	UNCHARACTERIZED PROTEIN AF_1864	Archaeoglobus fulgidus	Cas_csx3	homomer cyclic	link
3x01	PHOSPHATIDYLINOSITOL 5-PHOSPHATE 4-KINASE TYPE-2 BETA	Homo sapiens	PIP5K	homomer cyclic	link
3x0i	ADP-RIBOSE PYROPHOSPHATASE	Thermus thermophilus	NUDIX	homomer cyclic	link
3x0v	L-LYSINE OXIDASE	Trichoderma viride	Amino_oxidase	homomer cyclic	link
3x0x	DSZC	Rhodococcus erythropolis	Acyl-CoA_dh_2 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
3x1e	NITRITE REDUCTASE	Geobacillus thermodenitrificans	Cu-oxidase_2 Cu-oxidase_3	homomer cyclic	link
3x1l	CMR4 CMR6	Archaeoglobus fulgidus	RAMPs	heteromer asymmetric	link
3x1l	CMR4 CRISPR SYSTEM CMR SUBUNIT CMR3	Archaeoglobus fulgidus Pyrococcus furiosus	Cas_Cmr3 RAMPs	heteromer asymmetric	link
3x1l	CMR4	Archaeoglobus fulgidus	RAMPs	heteromer asymmetric	link
3x2r	CSGG	Escherichia coli	CsgG	homomer cyclic	link
3x30	UPF0173 METAL-DEPENDENT HYDROLASE TM_1162	Thermotoga maritima	Lactamase_B_2	homomer cyclic	link
3zdf	CP12 POLYPEPTIDE GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE	Thermosynechococcus elongatus	CP12 Gp_dh_C Gp_dh_N	heteromer asymmetric	link
3zdl	AMYLOID BETA A4 PRECURSOR PROTEIN-BINDING FAMILY B MEMBER 1-INTERACTING PROTEIN VINCULIN	Gallus gallus Homo sapiens	Vinculin	heteromer asymmetric	link
3zdm	SMALL GLUTAMINE-RICH TETRATRICOPEPTIDE REPEAT- CONTAINING PROTEIN 2	Saccharomyces cerevisiae	SGTA_dimer	heteromer cyclic	link
3zdo	PHOSPHOPROTEIN	Measles morbillivirus	-	homomer cyclic	link
3zdq	ATP-BINDING CASSETTE SUB-FAMILY B MEMBER 10, MITOCHONDRIAL	Homo sapiens	ABC_membrane ABC_tran	homomer cyclic	link
3zds	HOMOGENTISATE 1,2-DIOXYGENASE	Pseudomonas putida	-	homomer dihedral	link
3zds	HOMOGENTISATE 1,2-DIOXYGENASE	Pseudomonas putida	HgmA	homomer dihedral	link
3ze3	DIACYLGLYCEROL KINASE	Escherichia coli	-	homomer cyclic	link
3zeu	PROBABLE TRNA THREONYLCARBAMOYLADENOSINE BIOSYNTHESIS PROTEIN GCP PUTATIVE M22 PEPTIDASE YEAZ	Salmonella enterica	-	heteromer asymmetric	link
3zf8	MANNAN POLYMERASE COMPLEXES SUBUNIT MNN9	Saccharomyces cerevisiae	Anp1	homomer cyclic	link
3zfi	RAP1A PROTEIN	Serratia marcescens	Rap1a	homomer cyclic	link
3zfw	KINESIN LIGHT CHAIN 2 PLECKSTRIN HOMOLOGY DOMAIN-CONTAINING FAMILY M MEMBER 2	Homo sapiens Mus musculus	TPR_10 TPR_12	monomer asymmetric	link
3zg9	PENICILLIN-BINDING PROTEIN 4	Listeria monocytogenes	Transgly Transpeptidase	heteromer asymmetric	link
3zgb	PHOSPHOENOLPYRUVATE CARBOXYLASE	Flaveria pringlei	PEPcase	homomer dihedral	link
3zgy	R-IMINE REDUCTASE	Streptomyces kanamyceticus	-	homomer cyclic	link
3zh0	PROTOGLOBIN	Methanosarcina acetivorans	Protoglobin	homomer cyclic	link
3zho	FLAVOPROTEIN WRBA	Escherichia coli	FMN_red	homomer dihedral	link
3zia	ATP SYNTHASE SUBUNIT EPSILON, MITOCHONDRIAL ATP SYNTHASE SUBUNIT GAMMA, MITOCHONDRIAL	Saccharomyces cerevisiae	ATP-synt_Eps	heteromer asymmetric	link
3zie	SEPF-LIKE PROTEIN	Archaeoglobus fulgidus	SepF	homomer cyclic	link
3zin	IMPORTIN SUBUNIT ALPHA-2 NUCLEOLAR RNA HELICASE 2	Mus musculus	Arm Arm_3	monomer asymmetric	link
3ziw	HEAT-LABILE ENTEROTOXIN B CHAIN	Clostridium perfringens	Clenterotox	homomer cyclic	link
3ziy	COPPER-CONTAINING NITRITE REDUCTASE	Ralstonia pickettii	Cu-oxidase_3 Cytochrome_CBB3	homomer cyclic	link
3zj5	CATALASE-3	Neurospora crassa	-	homomer dihedral	link
3zj5	CATALASE-3	Neurospora crassa	Catalase Catalase-rel	homomer dihedral	link
3zjb	TNF RECEPTOR-ASSOCIATED FACTOR 4	Homo sapiens	-	homomer cyclic	link
3zoj	AQUAPORIN	Komagataella pastoris	MIP	homomer cyclic	link
3zok	3-DEHYDROQUINATE SYNTHASE	Actinidia chinensis	DHQ_synthase	homomer cyclic	link
3zpv	PROTEIN BCL9 HOMOLOG PROTEIN PYGOPUS	Drosophila melanogaster	PHD	heteromer asymmetric	link
3zpx	LIPASE	Ustilago maydis	LIP	homomer cyclic	link
3zq4	RIBONUCLEASE J 1	Bacillus subtilis	-	homomer dihedral	link
3zq4	RIBONUCLEASE J 1	Bacillus subtilis	Lactamase_B RMMBL	homomer dihedral	link
3zq6	PUTATIVE ARSENICAL PUMP-DRIVING ATPASE	Methanothermobacter thermautotrophicus	ArsA_ATPase	homomer cyclic	link
3zqo	TERMINASE SMALL SUBUNIT	Bacillus phage SF6	-	homomer cyclic	link
3zqo	TERMINASE SMALL SUBUNIT	Bacillus phage SF6	Terminase_2	homomer cyclic	link
3zrd	THIOL PEROXIDASE	Yersinia pseudotuberculosis	Redoxin	homomer cyclic	link
3zrj	CLPB PROTEIN VIPB	Vibrio cholerae	Clp_N	monomer asymmetric	link
3zrx	AF1503 PROTEIN, OSMOLARITY SENSOR PROTEIN ENVZ	Escherichia coli,Archaeoglobus fulgidus	HAMP HisKA	homomer cyclic	link
3zs2	INSULIN B CHAIN	Homo sapiens	Insulin	heteromer dihedral	link
3zs9	ATPASE GET3	Saccharomyces cerevisiae	ArsA_ATPase	heteromer cyclic	link
3zsc	PECTATE TRISACCHARIDE-LYASE	Thermotoga maritima	Pec_lyase_C	homomer cyclic	link
3zta	ANTI-SIGMA-FACTOR ANTAGONIST (STAS) DOMAIN PROTEIN	Moorella thermoacetica	-	homomer cyclic	link
3zth	STU0660	Streptococcus thermophilus	Cas_St_Csn2	homomer dihedral	link
3zv0	H/ACA RIBONUCLEOPROTEIN COMPLEX SUBUNIT 4	Saccharomyces cerevisiae	DKCLD PUA	heteromer cyclic	link
3zvk	ANTITOXIN OF TOXIN-ANTITOXIN SYSTEM VAPB	Rickettsia felis	MazE_antitoxin	heteromer cyclic	link
3zvk	TOXIN OF TOXIN-ANTITOXIN SYSTEM	Rickettsia felis	PIN	heteromer cyclic	link
3zwl	EUKARYOTIC TRANSLATION INITIATION FACTOR 3 SUBUNIT B EUKARYOTIC TRANSLATION INITIATION FACTOR 3 SUBUNIT I	Saccharomyces cerevisiae	WD40	heteromer asymmetric	link
3zwq	ALPHA/BETA HYDROLASE FOLD-3 DOMAIN PROTEIN	Pyrobaculum calidifontis	Abhydrolase_3	homomer dihedral	link
3zxq	HYPOXIA SENSOR HISTIDINE KINASE RESPONSE REGULATOR DOST	Mycobacterium tuberculosis	HATPase_c	homomer cyclic	link
3zy0	TUMOR PROTEIN P63	Homo sapiens	P53_tetramer	homomer dihedral	link
3zyy	IRON-SULFUR CLUSTER BINDING PROTEIN	Carboxydothermus hydrogenoformans	DUF4445 Fer2	homomer cyclic	link
3zzh	ACETYLGLUTAMATE KINASE	Saccharomyces cerevisiae	AA_kinase	homomer dihedral	link
3zzy	POLYPYRIMIDINE TRACT-BINDING PROTEIN 1 RIBONUCLEOPROTEIN PTB-BINDING 1	Homo sapiens Mus musculus	RRM_1	monomer asymmetric	link
4a01	PROTON PYROPHOSPHATASE	Vigna radiata	H_PPase	homomer cyclic	link
4a0s	OCTENOYL-COA REDUCTASE/CARBOXYLASE	Streptomyces cinnabarigriseus	ADH_N ADH_zinc_N	homomer dihedral	link
4a1f	REPLICATIVE DNA HELICASE	Helicobacter pylori	DnaB_C	homomer cyclic	link
4a1n	NUCLEASE EXOG, MITOCHONDRIAL	Homo sapiens	Endonuclease_NS	homomer cyclic	link
4a1t	CP5-46-A PEPTIDE NONSTRUCTURAL PROTEIN 4A, SERINE PROTEASE NS3	Hepacivirus C synthetic construct	Peptidase_S29	monomer asymmetric	link
4a1u	ALPHA-BETA-FOLDAMER 2C BCL-2-LIKE PROTEIN 1	Homo sapiens synthetic construct	BH4 Bcl-2 Bclx_interact	monomer asymmetric	link
4a1v	CP5-46A-4D5E NON-STRUCTURAL PROTEIN 4A, SERINE PROTEASE NS3	Hepacivirus C synthetic construct	-	monomer asymmetric	link
4a25	FERRITIN DPS FAMILY PROTEIN	Kineococcus radiotolerans	Ferritin	homomer tetrahedral	link
4a5s	DIPEPTIDYL PEPTIDASE 4 SOLUBLE FORM	Homo sapiens	DPPIV_N Peptidase_S9	homomer cyclic	link
4a5x	CHARGED MULTIVESICULAR BODY PROTEIN 1A MIT DOMAIN-CONTAINING PROTEIN 1	Homo sapiens	MIT	monomer asymmetric	link
4a6d	HYDROXYINDOLE O-METHYLTRANSFERASE	Homo sapiens	Dimerisation2 Methyltransf_2	homomer cyclic	link
4a6r	OMEGA TRANSAMINASE	Chromobacterium violaceum	Aminotran_3	homomer cyclic	link
4a7k	ALDOS-2-ULOSE DEHYDRATASE	Phanerochaete chrysosporium	-	homomer cyclic	link
4a7u	SUPEROXIDE DISMUTASE [CU-ZN]	Homo sapiens	Sod_Cu	homomer cyclic	link
4a7w	URIDYLATE KINASE	Helicobacter pylori	AA_kinase	homomer cyclic	link
4a94	CARBOXYPEPTIDASE A4 CARBOXYPEPTIDASE INHIBITOR	Homo sapiens Nerita versicolor	Peptidase_M14	heteromer asymmetric	link
4a9z	TUMOR PROTEIN 63	Homo sapiens	P53_tetramer	homomer dihedral	link
4aan	CYTOCHROME C551 PEROXIDASE	Geobacter sulfurreducens	CCP_MauG Cytochrom_C	homomer cyclic	link
4abx	DNA REPAIR PROTEIN RECN	Deinococcus radiodurans	-	homomer cyclic	link
4acf	GLUTAMINE SYNTHETASE 1	Mycobacterium tuberculosis	Gln-synt_C Gln-synt_N	homomer dihedral	link
4aci	HTH-TYPE TRANSCRIPTIONAL REPRESSOR ACNR	Corynebacterium glutamicum	TetR_N	homomer cyclic	link
4acv	PROPHAGE LAMBDALM01, ANTIGEN B	Listeria monocytogenes	DUF5072	homomer cyclic	link
4adi	E1 ENVELOPE GLYCOPROTEIN	Rubella virus	Rubella_E1	homomer cyclic	link
4adz	CSOR	Streptomyces lividans	Trns_repr_metal	homomer dihedral	link
4ae7	THIOESTERASE SUPERFAMILY MEMBER 5	Homo sapiens	4HBT	homomer cyclic	link
4ae8	THIOESTERASE SUPERFAMILY MEMBER 4	Homo sapiens	4HBT	homomer cyclic	link
4af0	INOSINE-5'-MONOPHOSPHATE DEHYDROGENASE	Cryptococcus neoformans	CBS IMPDH	homomer cyclic	link
4afi	AP-3 COMPLEX SUBUNIT DELTA-1, VESICLE-ASSOCIATED MEMBRANE PROTEIN 7	Homo sapiens,Mus musculus	AP3D1 Longin	homomer asymmetric	link
4ag4	MONOCLONAL ANTIBODY 3E3 HEAVY CHAIN MONOCLONAL ANTIBODY 3E3 LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4agr	GALECTIN	Cinachyrella	Gal-bind_lectin	homomer dihedral	link
4aik	TRANSCRIPTIONAL REGULATOR SLYA	Yersinia pseudotuberculosis	MarR	homomer cyclic	link
4ajx	INSULIN	Homo sapiens	-	heteromer dihedral	link
4ak1	BT_4661	Bacteroides thetaiotaomicron	DUF4958	homomer dihedral	link
4ak4	AGGLUTININ ALPHA CHAIN AGGLUTININ BETA-4 CHAIN	Artocarpus integer	Jacalin	homomer dihedral	link
4ak9	CPFTSY	Physcomitrella patens	SRP54 SRP54_N	homomer cyclic	link
4akb	AGGLUTININ ALPHA CHAIN AGGLUTININ BETA-4 CHAIN	Artocarpus integer	Jacalin	homomer dihedral	link
4akf	VIPD	Legionella pneumophila	Patatin	homomer cyclic	link
4akj	INSULIN B CHAIN	Homo sapiens	Insulin	heteromer cyclic	link
4al0	PROSTAGLANDIN E SYNTHASE	Homo sapiens	MAPEG	homomer cyclic	link
4ap4	UBIQUITIN C UBIQUITIN-CONJUGATING ENZYME E2 D1	Homo sapiens	UQ_con ubiquitin	heteromer asymmetric	link
4aq1	NBKB6 SBSB PROTEIN	Geobacillus stearothermophilus Lama glama	V-set	heteromer asymmetric	link
4aqr	CALCIUM-TRANSPORTING ATPASE 8, PLASMA MEMBRANE-TYPE CALMODULIN-7	Arabidopsis thaliana	CaATP_NAI EF-hand_7	heteromer asymmetric	link
4aqr	CALCIUM-TRANSPORTING ATPASE 8, PLASMA MEMBRANE-TYPE CALMODULIN-7	Arabidopsis thaliana	CaATP_NAI	heteromer asymmetric	link
4asi	ACETYL-COA CARBOXYLASE 1	Homo sapiens	Carboxyl_trans	homomer cyclic	link
4at7	INTERLEUKIN ENHANCER-BINDING FACTOR 2 INTERLEUKIN ENHANCER-BINDING FACTOR 3	Mus musculus	DZF	heteromer asymmetric	link
4ath	MICROPHTHALMIA-ASSOCIATED TRANSCRIPTION FACTOR	Mus musculus	HLH	homomer cyclic	link
4aty	TEREPHTHALATE 1,2-CIS-DIHYDRODIOL DEHYDROGENASE	Paraburkholderia xenovorans	PdxA	homomer cyclic	link
4atz	FIBER PROTEIN	Human mastadenovirus C	Adeno_knob	heteromer cyclic	link
4au2	15ER COLLAGEN MODEL PEPTIDE 15-R8	Homo sapiens	-	heteromer asymmetric	link
4aue	CATALASE-PHENOL OXIDASE	Mycothermus thermophilus	Catalase Catalase-rel	homomer dihedral	link
4aum	CATALASE-PHENOL OXIDASE	Mycothermus thermophilus	Catalase Catalase-rel	homomer dihedral	link
4auv	BREAST CANCER METASTASIS SUPPRESSOR 1	Homo sapiens	-	homomer dihedral	link
4axg	EUKARYOTIC TRANSLATION INITIATION FACTOR 4E PROTEIN CUP	Drosophila melanogaster	IF4E	heteromer asymmetric	link
4axi	ETHANOLAMINE CARBOXYSOME STRUCTURAL PROTEIN	Clostridioides difficile	BMC	homomer cyclic	link
4axo	ETHANOLAMINE UTILIZATION PROTEIN	Clostridioides difficile	EutQ	homomer cyclic	link
4axs	CARBAMATE KINASE	Mycoplasma penetrans	AA_kinase	homomer cyclic	link
4axy	COLLAGEN-LIKE PEPTIDE	synthetic construct	-	homomer helical	link
4aya	DNA-BINDING PROTEIN INHIBITOR ID-2	Homo sapiens	HLH	homomer cyclic	link
4ayc	E3 UBIQUITIN-PROTEIN LIGASE RNF8	Homo sapiens	zf-C3HC4_3	homomer dihedral	link
4ayn	FACTOR H-BINDING PROTEIN	Neisseria meningitidis	Lipoprot_C	homomer cyclic	link
4az3	LYSOSOMAL PROTECTIVE PROTEIN 20 KDA CHAIN LYSOSOMAL PROTECTIVE PROTEIN 32 KDA CHAIN	Homo sapiens	Peptidase_S10	heteromer asymmetric	link
4azs	METHYLTRANSFERASE WBDD	Escherichia coli	Methyltransf_31 Pkinase	homomer tetrahedral	link
4b0h	PROBABLE DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDOHYDROLASE YNCF	Bacillus subtilis	dUTPase	homomer cyclic	link
4b0n	POLYKETIDE SYNTHASE III	Ectocarpus siliculosus	Chal_sti_synt_C Chal_sti_synt_N	homomer cyclic	link
4b0t	PUP--PROTEIN LIGASE	Corynebacterium glutamicum	Pup_ligase	homomer cyclic	link
4b2h	DODECIN	Halobacterium salinarum	Dodecin	homomer tetrahedral	link
4b2o	YMDB PHOSPHODIESTERASE	Bacillus subtilis	YmdB	homomer dihedral	link
4b6i	SMA2266	Serratia marcescens	Tai4	homomer cyclic	link
4b79	PROBABLE SHORT-CHAIN DEHYDROGENASE	Pseudomonas aeruginosa	adh_short_C2	homomer dihedral	link
4b7h	CATALASE	Corynebacterium glutamicum	-	homomer dihedral	link
4b7h	CATALASE	Corynebacterium glutamicum	Catalase Catalase-rel	homomer dihedral	link
4b8v	EXTRACELLULAR PROTEIN 6	Passalora fulva	LysM	homomer cyclic	link
4b9k	TRANSCRIPTION ELONGATION FACTOR B POLYPEPTIDE 1 TRANSCRIPTION ELONGATION FACTOR B POLYPEPTIDE 2	Homo sapiens	Skp1_POZ ubiquitin	heteromer asymmetric	link
4bax	GLUTAMINE SYNTHETASE	Streptomyces coelicolor	Gln-synt_C Gln-synt_N	homomer dihedral	link
4bb5	CORTICOSTEROID 11-BETA-DEHYDROGENASE ISOZYME 1	Homo sapiens	adh_short	homomer cyclic	link
4bbo	BLR5658 PROTEIN	Bradyrhizobium japonicum	-	homomer dihedral	link
4bbo	BLR5658 PROTEIN	Bradyrhizobium japonicum	Avidin	homomer dihedral	link
4bcu	COAT PROTEIN	Tobacco virtovirus 1	TNV_CP	homomer icosahedral	link
4be2	PFV INTEGRASE	Simian foamy virus	rve	homomer cyclic	link
4beg	PHOSPHATIDYLETHANOLAMINE BINDING PROTEIN	Mycobacterium tuberculosis	PBP	homomer cyclic	link
4bem	F1FO ATPASE C1 SUBUNIT F1FO ATPASE C2 SUBUNIT	Acetobacterium woodii	ATP-synt_C	heteromer asymmetric	link
4bem	F1FO ATPASE C2 SUBUNIT	Acetobacterium woodii	ATP-synt_C	heteromer asymmetric	link
4beu	ALANINE RACEMASE	Vibrio cholerae	Ala_racemase_C Ala_racemase_N	homomer cyclic	link
4bf5	ALANINE RACEMASE	Aeromonas hydrophila	Ala_racemase_C Ala_racemase_N	homomer cyclic	link
4bfz	PANTOTHENATE KINASE	Mycobacterium tuberculosis	PRK	homomer cyclic	link
4bg9	PREDICTED MOLECULAR CHAPERONE DISTANTLY RELATED TO HSP70-F OLD METALLOPROTEASES	Methanopyrus kandleri	AnmK	homomer cyclic	link
4bhd	SERINE HYDROXYMETHYLTRANSFERASE	Methanocaldococcus jannaschii	SHMT	homomer cyclic	link
4bhm	MOSUB1 TRANSCRIPTION COFACTOR	Pyricularia oryzae	-	homomer helical	link
4bhm	MOSUB1 TRANSCRIPTION COFACTOR	Pyricularia oryzae	PC4	homomer helical	link
4bhu	UNCHARACTERIZED PROTEIN YUAB	Bacillus subtilis	-	homomer cyclic	link
4bj8	ZEBAVIDIN	Danio rerio	-	homomer dihedral	link
4bja	PROTEIN GLB-12	Caenorhabditis elegans	Globin	homomer cyclic	link
4bjs	TELOMERE LENGTH REGULATOR PROTEIN RIF1	Saccharomyces cerevisiae	-	homomer dihedral	link
4bjz	PROBABLE SALICYLATE MONOOXYGENASE	Rhodococcus jostii	FAD_binding_3	homomer cyclic	link
4bk8	DESULFOFERRODOXIN, FERROUS IRON-BINDING REGION	Ignicoccus hospitalis	Desulfoferrodox	homomer dihedral	link
4bkx	HISTONE DEACETYLASE 1 METASTASIS-ASSOCIATED PROTEIN MTA1	Homo sapiens	ELM2 Hist_deacetyl Myb_DNA-binding	heteromer cyclic	link
4bkx	METASTASIS-ASSOCIATED PROTEIN MTA1	Homo sapiens	ELM2 Myb_DNA-binding	heteromer cyclic	link
4blo	PACKAGING ENZYME P4	Pseudomonas virus phi6	NTPase_P4	homomer cyclic	link
4bmg	CAPSID PROTEIN	Hepatitis B virus	Hepatitis_core	homomer cyclic	link
4boq	UBIQUITIN THIOESTERASE OTU1	Homo sapiens	OTU	homomer cyclic	link
4bos	POLYUBIQUITIN-C	Homo sapiens	ubiquitin	heteromer asymmetric	link
4bq6	RGM DOMAIN FAMILY MEMBER B	Homo sapiens	-	heteromer asymmetric	link
4bqq	INTEGRASE	Streptomyces virus phiC31	Resolvase	homomer asymmetric	link
4bry	GEMININ MULTICILIN	Homo sapiens	Geminin	heteromer asymmetric	link
4bt9	PROLYL 4-HYDROXYLASE SUBUNIT ALPHA-1	Homo sapiens	P4Ha_N	homomer cyclic	link
4bum	VOLTAGE-DEPENDENT ANION CHANNEL 2	Danio rerio	Porin_3	homomer cyclic	link
4bv1	NEQ011	Nanoarchaeum equitans	Desulfoferrodox	homomer dihedral	link
4bwd	SHORT COILED-COIL PROTEIN	Homo sapiens	DUF2205	homomer asymmetric	link
4bxf	BIFUNCTIONAL LYSINE-SPECIFIC DEMETHYLASE AND HISTIDYL-HYDROXYLASE MINA	Homo sapiens	Cupin_4	homomer cyclic	link
4bxj	AMPDH3	Pseudomonas aeruginosa	Amidase_2	homomer dihedral	link
4by6	GENERAL NEGATIVE REGULATOR OF TRANSCRIPTION SUBUNIT 1 GENERAL NEGATIVE REGULATOR OF TRANSCRIPTION SUBUNIT 2	Saccharomyces cerevisiae	-	heteromer asymmetric	link
4by6	GENERAL NEGATIVE REGULATOR OF TRANSCRIPTION SUBUNIT 2 GENERAL NEGATIVE REGULATOR OF TRANSCRIPTION SUBUNIT 5	Saccharomyces cerevisiae	NOT2_3_5	heteromer asymmetric	link
4byf	CALMODULIN UNCONVENTIONAL MYOSIN-IC	Homo sapiens	-	heteromer asymmetric	link
4c0f	CCR4-NOT TRANSCRIPTION COMPLEX SUBUNIT 2	Homo sapiens	NOT2_3_5	homomer cyclic	link
4c0g	CCR4-NOT TRANSCRIPTION COMPLEX SUBUNIT 3	Homo sapiens	NOT2_3_5	homomer cyclic	link
4c0x	FMN-DEPENDENT NADH-AZOREDUCTASE 1	Pseudomonas putida	Flavodoxin_2	homomer cyclic	link
4c1a	ORF1-ENCODED PROTEIN	Danio rerio	-	homomer cyclic	link
4c1b	ORF1-ENCODED PROTEIN	Danio rerio	Lipase_GDSL_2	homomer cyclic	link
4c1k	2-DEHYDRO-3-DEOXYPHOSPHOHEPTONATE ALDOLASE	Pyrococcus furiosus	DAHP_synth_1	homomer dihedral	link
4c2e	CARBOXY-TERMINAL PROCESSING PROTEASE CTPB	Bacillus subtilis	PDZ_2 PG_binding_1 Peptidase_S41	homomer cyclic	link
4c2m	DNA-DIRECTED RNA POLYMERASE I SUBUNIT RPA135 DNA-DIRECTED RNA POLYMERASE I SUBUNIT RPA190	Saccharomyces cerevisiae	RNA_pol_Rpa2_4 RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb2_1 RNA_pol_Rpb2_3 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
4c2m	DNA-DIRECTED RNA POLYMERASE I SUBUNIT RPA135 DNA-DIRECTED RNA POLYMERASE I SUBUNIT RPA49	Saccharomyces cerevisiae	RNA_pol_Rpa2_4 RNA_pol_Rpb2_1 RNA_pol_Rpb2_3 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
4c2m	DNA-DIRECTED RNA POLYMERASE I SUBUNIT RPA135 DNA-DIRECTED RNA POLYMERASES I, II, AND III SUBUNIT RPABC 5	Saccharomyces cerevisiae	RNA_pol_N RNA_pol_Rpa2_4 RNA_pol_Rpb2_1 RNA_pol_Rpb2_3 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
4c2m	DNA-DIRECTED RNA POLYMERASE I SUBUNIT RPA190 DNA-DIRECTED RNA POLYMERASE I SUBUNIT RPA43	Saccharomyces cerevisiae	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5	heteromer asymmetric	link
4c2m	DNA-DIRECTED RNA POLYMERASES I AND III SUBUNIT RPAC1 DNA-DIRECTED RNA POLYMERASES I AND III SUBUNIT RPAC2	Saccharomyces cerevisiae	RNA_pol_A_bac RNA_pol_L_2	heteromer asymmetric	link
4c3s	ALDEHYDE DEHYDROGENASE	Lachnoclostridium phytofermentans	Aldedh	homomer cyclic	link
4c47	INNER MEMBRANE LIPOPROTEIN	Salmonella enterica	DUF3251	homomer asymmetric	link
4c5k	PHOSPHOMETHYLPYRIMIDINE KINASE	Staphylococcus aureus	-	homomer cyclic	link
4c65	OCHRATOXINASE	Aspergillus niger	Amidohydro_1	homomer dihedral	link
4c6e	DIHYDROOROTASE	Homo sapiens	Amidohydro_1	homomer cyclic	link
4c6s	PROBABLE WRKY TRANSCRIPTION FACTOR 52	Arabidopsis thaliana	-	homomer cyclic	link
4c7n	MICROPHTHALMIA ASSOCIATED TRANSCRIPTION FACTOR SYNTHETIC ALPHA-HELIX, IM10	Homo sapiens synthetic construct	-	heteromer asymmetric	link
4c7r	GLYCINE BETAINE TRANSPORTER BETP	Corynebacterium glutamicum	BCCT	homomer cyclic	link
4c81	2-C-METHYL-D-ERYTHRITOL 2,4-CYCLODIPHOSPHATE SYNTHASE	Plasmodium falciparum	YgbB	homomer cyclic	link
4c89	ESTERASE	Lactobacillus plantarum	Abhydrolase_3	homomer asymmetric	link
4c92	U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM2 U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM3	Saccharomyces cerevisiae	LSM	heteromer asymmetric	link
4cab	CATALASE	Deinococcus radiodurans	Catalase Catalase-rel	homomer dihedral	link
4cad	ANTIBODY FAB FRAGMENT HEAVY CHAIN ANTIBODY FAB FRAGMENT LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4cad	ANTIBODY FAB FRAGMENT HEAVY CHAIN RAS AND A-FACTOR CONVERTING ENZYME 1, RCE1	Methanococcus maripaludis Mus musculus	Abi C1-set V-set	heteromer asymmetric	link
4cay	ACIDIC LEUCINE-RICH NUCLEAR PHOSPHOPROTEIN 32 FAMILY MEMBER E HISTONE H2A.Z	Homo sapiens	Histone Histone_H2A_C	heteromer asymmetric	link
4cay	HISTONE H2A.Z HISTONE H2B TYPE 1-J	Homo sapiens	Histone Histone_H2A_C	heteromer asymmetric	link
4cbb	BETAINE ALDEHYDE DEHYDROGENASE	Pseudomonas aeruginosa	-	homomer dihedral	link
4cbu	ACTIN-1 GELSOLIN	Mus musculus Plasmodium falciparum	Actin Gelsolin	heteromer asymmetric	link
4cc2	DYNAMIN-BINDING PROTEIN NEURAL WISKOTT-ALDRICH SYNDROME PROTEIN	Homo sapiens	SH3_1	monomer asymmetric	link
4ce0	O-METHYLTRANSFERASE	Saccharopolyspora spinosa	TylF	homomer cyclic	link
4ce8	FUCOSE-BINDING LECTIN PA-IIL	Pseudomonas aeruginosa	PA-IIL	homomer dihedral	link
4cg4	PYRIN	Homo sapiens	PRY SPRY	homomer cyclic	link
4cgb	ECHINODERM MICROTUBULE-ASSOCIATED PROTEIN-LIKE 2	Homo sapiens	-	homomer cyclic	link
4cgc	ECHINODERM MICROTUBULE-ASSOCIATED PROTEIN-LIKE 4	Homo sapiens	-	homomer cyclic	link
4cgk	SECRETED 45 KDA PROTEIN	Streptococcus pneumoniae	CHAP	homomer dihedral	link
4cgr	PUTATIVE TETR-FAMILY TRANSCRIPTIONAL REGULATOR	Streptomyces coelicolor	TetR_N	homomer cyclic	link
4cgu	PROTEIN INTERACTING WITH HSP90 1 TPR REPEAT-CONTAINING PROTEIN ASSOCIATED WITH HSP90	Saccharomyces cerevisiae	TPR_19	heteromer asymmetric	link
4chi	BRANCHED-CHAIN AMINO ACID AMINOTRANSFERASE	Aspergillus fumigatus	Aminotran_4	homomer cyclic	link
4chk	AUXIN RESPONSE FACTOR 5	Arabidopsis thaliana	AUX_IAA	homomer asymmetric	link
4cin	BCL-2-LIKE PROTEIN 1	Homo sapiens	BH4 Bcl-2	heteromer asymmetric	link
4cjd	NADA	Neisseria meningitidis	-	homomer cyclic	link
4ckb	MRNA-CAPPING ENZYME CATALYTIC SUBUNIT MRNA-CAPPING ENZYME REGULATORY SUBUNIT	Vaccinia virus	Pox_mRNA-cap	heteromer asymmetric	link
4clq	RIBOSOME BIOGENESIS PROTEIN BMS1 RNA 3'-TERMINAL PHOSPHATE CYCLASE-LIKE PROTEIN	Saccharomyces cerevisiae	RTC	heteromer asymmetric	link
4cml	TYPE II INOSITOL 1,4,5-TRISPHOSPHATE 5- PHOSPHATASE, ISOFORM 2	Homo sapiens	Exo_endo_phos	homomer cyclic	link
4cnd	TRNA (CYTIDINE/URIDINE-2'-O-)-METHYLTRANSFERASE TRMJ	Escherichia coli	SpoU_methylase	homomer cyclic	link
4cnn	3-DEHYDROQUINATE DEHYDRATASE	Salmonella enterica	DHquinase_I	homomer cyclic	link
4co3	PII-LIKE PROTEIN PZ	Azospirillum brasilense	P-II	homomer cyclic	link
4cof	GAMMA-AMINOBUTYRIC ACID RECEPTOR SUBUNIT BETA-3	Homo sapiens	Neur_chan_LBD Neur_chan_memb	homomer cyclic	link
4cog	KYNURENINE FORMAMIDASE	Burkholderia cenocepacia	Cyclase	homomer cyclic	link
4com	ANAEROBIC RIBONUCLEOSIDE-TRIPHOSPHATE REDUCTASE	Thermotoga maritima	NRDD	homomer cyclic	link
4coq	CARBONATE DEHYDRATASE	Thermovibrio ammonificans	Carb_anhydrase	homomer dihedral	link
4cpa	CARBOXYPEPTIDASE A METALLOCARBOXYPEPTIDASE INHIBITOR	Bos taurus Solanum tuberosum	CarbpepA_inh Peptidase_M14	heteromer asymmetric	link
4cpc	SYNAPTONEMAL COMPLEX PROTEIN 3	Homo sapiens	-	homomer dihedral	link
4cq4	ENGINEERED VERSION OF TRANSMEMBRANE RECEPTOR AF1503	Archaeoglobus fulgidus	HAMP Tetrabrachion	homomer dihedral	link
4cqm	CARBONYL REDUCTASE FAMILY MEMBER 4	Homo sapiens	-	heteromer cyclic	link
4cqm	ESTRADIOL 17-BETA-DEHYDROGENASE 8	Homo sapiens	-	heteromer cyclic	link
4cr6	N-ACYLMANNOSAMINE 1-DEHYDROGENASE	Flavobacterium sp. 141-8	adh_short_C2	homomer dihedral	link
4crw	CCR4-NOT TRANSCRIPTION COMPLEX SUBUNIT 1 PROBABLE ATP-DEPENDENT RNA HELICASE DDX6	Homo sapiens	CNOT1_CAF1_bind Helicase_C	heteromer asymmetric	link
4cs9	M2-1	Human metapneumovirus	Pneumovirus_M2 zf-CCCH	homomer asymmetric	link
4csr	NUCLEAR TRANSCRIPTION FACTOR Y SUBUNIT BETA NUCLEAR TRANSCRIPTION FACTOR Y SUBUNIT GAMMA	Homo sapiens	CBFD_NFYB_HMF	heteromer asymmetric	link
4csw	CUPIN 4 FAMILY PROTEIN	Rhodothermus marinus	Cupin_4	homomer cyclic	link
4ct0	CRYPTOCHROME-1 PERIOD CIRCADIAN PROTEIN HOMOLOG 2	Mus musculus	DNA_photolyase FAD_binding_7 Period_C	heteromer asymmetric	link
4cth	NEPRILYSIN	Homo sapiens	Peptidase_M13 Peptidase_M13_N	homomer cyclic	link
4cvh	ISOPRENOID SYNTHASE DOMAIN-CONTAINING PROTEIN	Homo sapiens	IspD	homomer cyclic	link
4cvn	30S RIBOSOMAL PROTEIN S11 PUTATIVE ADENYLATE KINASE	Pyrococcus abyssi	-	heteromer asymmetric	link
4cvr	BACTERIOFERRITIN	Escherichia coli	Ferritin	homomer cyclic	link
4cvz	BETA-2-MICROGLOBULIN MAJOR HISTOCOMPATIBILITY COMPLEX CLASS I GLYCOPROTEIN HAPLOTYPE B21	Gallus gallus	C1-set MHC_I	heteromer asymmetric	link
4cw5	DFNA	Bacillus velezensis	NMO	homomer cyclic	link
4cy8	2-HYDROXYBIPHENYL 3-MONOOXYGENASE	Pseudomonas nitroreducens	FAD_binding_3	homomer dihedral	link
4cy9	DPSA	Streptomyces coelicolor	Ferritin	homomer tetrahedral	link
4cyb	PUTATIVE DNA PROTECTION PROTEIN	Streptomyces coelicolor	Ferritin	homomer tetrahedral	link
4cyd	PROBABLE TRANSCRIPTION REGULATOR	Corynebacterium glutamicum	-	heteromer asymmetric	link
4cyi	PAB-DEPENDENT POLY(A)-SPECIFIC RIBONUCLEASE SUBUNIT PAN3-LIKE PROTEIN, PAB-DEPENDENT POLY(A)-SPECIFIC RIBONUCLEASE SUBUNIT PAN3-L PROTEIN	Chaetomium thermophilum	-	homomer cyclic	link
4cz5	CELLULAR TUMOR ANTIGEN P53	Danio rerio	-	homomer dihedral	link
4cz5	CELLULAR TUMOR ANTIGEN P53	Danio rerio	P53_tetramer	homomer dihedral	link
4czz	LYSINE-SPECIFIC HISTONE DEMETHYLASE 1A REST COREPRESSOR 3	Homo sapiens	Amino_oxidase Myb_DNA-binding SWIRM	heteromer asymmetric	link
4d2h	RBBP8	Homo sapiens	-	homomer dihedral	link
4d3c	HEPATOCYTE GROWTH FACTOR SFN68 FAB	Homo sapiens Oryctolagus cuniculus	C1-set Kringle PAN_1 V-set	heteromer asymmetric	link
4d3d	IMINE REDUCTASE	Bacillus cereus	NAD_binding_2	homomer cyclic	link
4d6k	DEOXYNUCLEOTIDYLTRANSFERASE TERMINAL-INTERACTING PROTEIN 1	Homo sapiens	DNTTIP1_dimer	homomer cyclic	link
4d6y	BACTERIAL REGULATORY, FIS FAMILY PROTEIN	Brucella abortus	Response_reg	homomer cyclic	link
4d7k	SAM-DEPENDENT METHYLTRANSFERASES	Streptomyces davaonensis	Methyltransf_2	homomer cyclic	link
4d7p	SUPEROXIDE REDUCTASE	Giardia intestinalis	Desulfoferrodox	homomer dihedral	link
4d8m	PESTICIDAL CRYSTAL PROTEIN CRY5BA	Bacillus thuringiensis	Endotoxin_C Endotoxin_N	homomer cyclic	link
4d9b	D-CYSTEINE DESULFHYDRASE	Salmonella enterica	PALP	homomer cyclic	link
4d9i	DIAMINOPROPIONATE AMMONIA-LYASE	Escherichia coli	PALP	homomer cyclic	link
4d9o	MEMBRANE-ASSOCIATED PROTEIN VP24	Reston ebolavirus	Filo_VP24	homomer cyclic	link
4d9s	UVB-RESISTANCE PROTEIN UVR8	Arabidopsis thaliana	RCC1	homomer cyclic	link
4db5	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 18	Oryctolagus cuniculus	-	homomer cyclic	link
4dci	UNCHARACTERIZED PROTEIN	Synechococcus sp. WH 8102	YlqD	homomer cyclic	link
4dey	VOLTAGE-DEPENDENT L-TYPE CALCIUM CHANNEL SUBUNIT ALPHA-1C VOLTAGE-DEPENDENT L-TYPE CALCIUM CHANNEL SUBUNIT BETA-2	Oryctolagus cuniculus	Guanylate_kin VGCC_beta4Aa_N	heteromer asymmetric	link
4df0	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE	Pyrobaculum neutrophilum	OMPdecase	homomer cyclic	link
4dgu	PUTATIVE CELL ADHESION PROTEIN	Bacteroides thetaiotaomicron	-	homomer dihedral	link
4dhd	POLYPRENYL SYNTHETASE	Pyrobaculum calidifontis	polyprenyl_synt	homomer cyclic	link
4did	CELL DIVISION CONTROL PROTEIN 42 HOMOLOG INOSITOL PHOSPHATE PHOSPHATASE SOPB	Homo sapiens Salmonella enterica	IpgD Ras	heteromer asymmetric	link
4diq	LYSINE-SPECIFIC DEMETHYLASE NO66	Homo sapiens	Cupin_4	homomer cyclic	link
4dj3	PERIOD CIRCADIAN PROTEIN HOMOLOG 3	Mus musculus	PAS_3	homomer cyclic	link
4dj9	TALIN-1 VINCULIN	Homo sapiens	Vinculin	heteromer asymmetric	link
4djh	KAPPA-TYPE OPIOID RECEPTOR, LYSOZYME	Homo sapiens,Escherichia virus T4	7tm_1 Phage_lysozyme	homomer asymmetric	link
4dka	RNA-EDITING COMPLEX PROTEIN MP81 SINGLE DOMAIN ANTIBODY VHH	Lama glama Trypanosoma brucei	V-set	heteromer asymmetric	link
4dkc	INTERLEUKIN-34	Homo sapiens	IL34	homomer cyclic	link
4dl8	DEOXYURIDINE TRIPHOSPHATASE	Trypanosoma brucei	dUTPase_2	homomer cyclic	link
4dmg	PUTATIVE UNCHARACTERIZED PROTEIN TTHA1493	Thermus thermophilus	Met_10	homomer cyclic	link
4dmi	CAPSID PROTEIN	unidentified	-	homomer cyclic	link
4dnc	HISTONE ACETYLTRANSFERASE KAT8 MALE-SPECIFIC LETHAL 1 HOMOLOG	Homo sapiens	MOZ_SAS PEHE	heteromer asymmetric	link
4dng	UNCHARACTERIZED ALDEHYDE DEHYDROGENASE ALDY	Bacillus subtilis	Aldedh	homomer cyclic	link
4dpl	MALONYL-COA/SUCCINYL-COA REDUCTASE	Sulfurisphaera tokodaii	Semialdhyde_dh Semialdhyde_dhC	homomer dihedral	link
4dq6	PUTATIVE PYRIDOXAL PHOSPHATE-DEPENDENT TRANSFERASE	Clostridioides difficile	Aminotran_1_2	homomer cyclic	link
4dq9	GENERAL SECRETION PATHWAY PROTEIN H	Vibrio cholerae	GspH	homomer cyclic	link
4dqn	PUTATIVE BRANCHED-CHAIN AMINO ACID AMINOTRANSFERASE ILVE	Streptococcus mutans	Aminotran_4	homomer cyclic	link
4dqz	METHYLTRANSFERASE TYPE 12	Hungateiclostridium thermocellum	Hen1_L	homomer cyclic	link
4ds3	PHOSPHORIBOSYLGLYCINAMIDE FORMYLTRANSFERASE	Brucella melitensis	Formyl_trans_N	homomer cyclic	link
4ds7	CALMODULIN SPINDLE POLE BODY COMPONENT 110	Kluyveromyces lactis Saccharomyces cerevisiae	EF-hand_7	heteromer asymmetric	link
4dt5	ANTIFREEZE PROTEIN	Rhagium inquisitor	-	homomer cyclic	link
4du6	GTP CYCLOHYDROLASE 1	Yersinia pestis	GTP_cyclohydroI	homomer dihedral	link
4dvr	FAB 48D HEAVY CHAIN FAB 48D LIGHT CHAIN	Homo sapiens	C1-set V-set	heteromer asymmetric	link
4dwd	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME, C-TERMINAL DOMAIN PROTEIN	Paracoccus denitrificans	MR_MLE_C MR_MLE_N	homomer dihedral	link
4dx5	ACRIFLAVINE RESISTANCE PROTEIN B	Escherichia coli	-	heteromer asymmetric	link
4dx5	ACRIFLAVINE RESISTANCE PROTEIN B	Escherichia coli	ACR_tran	heteromer asymmetric	link
4dxk	MANDELATE RACEMASE / MUCONATE LACTONIZING ENZYME FAMILY PROTEIN	Agrobacterium fabrum	MR_MLE_C MR_MLE_N	homomer dihedral	link
4dxr	SUN DOMAIN-CONTAINING PROTEIN 2	Homo sapiens	Sad1_UNC	heteromer cyclic	link
4dxt	SUN DOMAIN-CONTAINING PROTEIN 2	Homo sapiens	Sad1_UNC	homomer cyclic	link
4dyl	TYROSINE-PROTEIN KINASE FES/FPS	Homo sapiens	-	homomer cyclic	link
4dyn	NUCLEOCAPSID PROTEIN	Influenza A virus	Flu_NP	homomer cyclic	link
4dyo	ASPARTYL AMINOPEPTIDASE	Homo sapiens	Peptidase_M18	homomer tetrahedral	link
4dys	NUCLEOCAPSID PROTEIN	Influenza A virus	Flu_NP	homomer cyclic	link
4dz4	AGMATINASE	Burkholderia thailandensis	-	homomer dihedral	link
4dz4	AGMATINASE	Burkholderia thailandensis	Arginase	homomer dihedral	link
4dza	LYSINE RACEMASE	Proteus mirabilis	Ala_racemase_C Ala_racemase_N	homomer cyclic	link
4dzh	AMIDOHYDROLASE	Xanthomonas campestris	Amidohydro_1	homomer cyclic	link
4dzo	MITOTIC SPINDLE ASSEMBLY CHECKPOINT PROTEIN MAD1	Homo sapiens	MAD	homomer cyclic	link
4e04	BACTERIOPHYTOCHROME (LIGHT-REGULATED SIGNAL TRANSDUCTION HISTIDINE KINASE), PHYB1	Rhodopseudomonas palustris	GAF PAS_2	homomer cyclic	link
4e18	CATENIN ALPHA-1 VINCULIN	Gallus gallus Mus musculus	Vinculin	heteromer asymmetric	link
4e2q	UREIDOGLYCINE AMINOHYDROLASE	Arabidopsis thaliana	Cupin_2	homomer dihedral	link
4e3e	MAOC DOMAIN PROTEIN DEHYDRATASE	Chloroflexus aurantiacus	MaoC_dehydratas	homomer cyclic	link
4e45	CENTROMERE PROTEIN S CENTROMERE PROTEIN X FANCONI ANEMIA GROUP M PROTEIN	Homo sapiens	CENP-S CENP-X FANCM-MHF_bd	heteromer asymmetric	link
4e45	CENTROMERE PROTEIN S CENTROMERE PROTEIN X FANCONI ANEMIA GROUP M PROTEIN	Homo sapiens	FANCM-MHF_bd	heteromer asymmetric	link
4e4r	PHOSPHATE ACETYLTRANSFERASE	Staphylococcus aureus	PTA_PTB	homomer cyclic	link
4e4u	MANDALATE RACEMASE/MUCONATE LACTONIZING ENZYME	unidentified	MR_MLE_C MR_MLE_N	homomer dihedral	link
4e54	DNA DAMAGE-BINDING PROTEIN 1 DNA DAMAGE-BINDING PROTEIN 2	Homo sapiens	CPSF_A MMS1_N WD40	heteromer asymmetric	link
4e5r	MGC78846 PROTEIN	Xenopus laevis	-	homomer cyclic	link
4e61	PROTEIN BIM1	Saccharomyces cerevisiae	EB1	homomer cyclic	link
4e6k	BACTERIOFERRITIN	Pseudomonas aeruginosa	Ferritin	heteromer cyclic	link
4e6s	ZINC FINGER AND SCAN DOMAIN-CONTAINING PROTEIN 10	Mus musculus	SCAN	homomer cyclic	link
4e6u	ACYL-[ACYL-CARRIER-PROTEIN]--UDP-N-ACETYLGLUCOSAMINE O-ACYLTRANSFERASE	Acinetobacter baumannii	Acetyltransf_11 Hexapep	homomer cyclic	link
4e79	UDP-3-O-ACYLGLUCOSAMINE N-ACYLTRANSFERASE	Acinetobacter baumannii	Hexapep Hexapep_2 LpxD	homomer cyclic	link
4e9x	MULTICOPPER OXIDASE	uncultured bacterium	Cu-oxidase_2 Cu-oxidase_3	homomer cyclic	link
4ea9	PEROSAMINE N-ACETYLTRANSFERASE	Caulobacter vibrioides	Hexapep	homomer cyclic	link
4ead	THYMIDINE PHOSPHORYLASE	Escherichia coli	Glycos_trans_3N Glycos_transf_3 PYNP_C	homomer cyclic	link
4eak	5'-AMP-ACTIVATED PROTEIN KINASE CATALYTIC SUBUNIT ALPHA-1 5'-AMP-ACTIVATED PROTEIN KINASE SUBUNIT BETA-1	Rattus norvegicus	AMPKBI AdenylateSensor	heteromer asymmetric	link
4ebj	AMINOGLYCOSIDE NUCLEOTIDYLTRANSFERASE	Pseudomonas aeruginosa	NTP_transf_2	homomer cyclic	link
4ed9	CAIB/BAIF FAMILY PROTEIN	Brucella suis	CoA_transf_3	homomer cyclic	link
4efa	V-TYPE PROTON ATPASE SUBUNIT E V-TYPE PROTON ATPASE SUBUNIT G	Saccharomyces cerevisiae	V-ATPase_G vATP-synt_E	heteromer asymmetric	link
4efc	ADENYLOSUCCINATE LYASE	Trypanosoma brucei	ASL_C Lyase_1	homomer dihedral	link
4eg2	CYTIDINE DEAMINASE	Vibrio cholerae	dCMP_cyt_deam_1 dCMP_cyt_deam_2	homomer cyclic	link
4ege	DIPEPTIDASE PEPE	Mycobacterium ulcerans	Creatinase_N Peptidase_M24	homomer cyclic	link
4egf	L-XYLULOSE REDUCTASE	Mycolicibacterium smegmatis	adh_short_C2	homomer dihedral	link
4egu	HISTIDINE TRIAD (HIT) PROTEIN	Clostridioides difficile	HIT	homomer cyclic	link
4ehs	DNA PRIMASE	Helicobacter pylori	DnaGprimase_HBD	homomer cyclic	link
4eij	P PROTEIN	Mumps rubulavirus	Paramyx_P_V_C	homomer cyclic	link
4ekx	14L PROTEIN	Tanapox virus	-	heteromer cyclic	link
4eld	SMALL HEAT SHOCK PROTEIN HSP16.5	Methanocaldococcus jannaschii	HSP20	homomer octahedral	link
4em6	GLUCOSE-6-PHOSPHATE ISOMERASE	Brucella melitensis	-	homomer cyclic	link
4eme	M18 ASPARTYL AMINOPEPTIDASE	Plasmodium falciparum	Peptidase_M18	homomer tetrahedral	link
4emh	PROBABLE U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM4	Schizosaccharomyces pombe	LSM	homomer cyclic	link
4emk	U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM5 U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM6	Schizosaccharomyces pombe	LSM	heteromer cyclic	link
4emk	U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM5 U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM7	Schizosaccharomyces pombe	LSM	heteromer cyclic	link
4emo	SHARPIN	Homo sapiens	Sharpin_PH	homomer cyclic	link
4emt	TRANSMEMBRANE PROTEIN 173	Homo sapiens	TMEM173	homomer cyclic	link
4ene	H(+)/CL(-) EXCHANGE TRANSPORTER CLCA	Escherichia coli	Voltage_CLC	heteromer cyclic	link
4eoz	SPECKLE-TYPE POZ PROTEIN	Homo sapiens	BTB	heteromer cyclic	link
4ep4	CROSSOVER JUNCTION ENDODEOXYRIBONUCLEASE RUVC	Thermus thermophilus	RuvC	homomer cyclic	link
4epi	PESTICIN, LYSOZYME CHIMERA	Yersinia pestis,Escherichia virus T4	Phage_lysozyme	homomer cyclic	link
4eps	HYPOTHETICAL PROTEIN	Bacteroides ovatus	Mfa_like_1	homomer cyclic	link
4eqq	PUTATIVE HOST CELL SURFACE-EXPOSED LIPOPROTEIN	Streptococcus phage TP-J34	Lipoprotein_Ltp	homomer cyclic	link
4eqy	ACYL-[ACYL-CARRIER-PROTEIN]--UDP-N-ACETYLGLUCOSAMINE O-ACYLTRANSFERASE	Burkholderia thailandensis	Acetyltransf_11 Hexapep	homomer cyclic	link
4err	AUTOTRANSPORTER ADHESIN	Vibrio vulnificus	MLD	homomer cyclic	link
4es1	BH0342 PROTEIN	Bacillus halodurans	CRISPR_Cas2	homomer cyclic	link
4eso	PUTATIVE OXIDOREDUCTASE	Sinorhizobium meliloti	adh_short_C2	homomer dihedral	link
4esy	CBS DOMAIN CONTAINING MEMBRANE PROTEIN	Sphaerobacter thermophilus	CBS	homomer cyclic	link
4eu9	SUCCINYL-COA:ACETATE COENZYME A TRANSFERASE	Acetobacter aceti	AcetylCoA_hyd_C AcetylCoA_hydro	homomer cyclic	link
4ev0	TRANSCRIPTION REGULATOR, CRP FAMILY	Thermus thermophilus	HTH_Crp_2 cNMP_binding	homomer cyclic	link
4evx	PUTATIVE PHAGE ENDOLYSIN	Salmonella enterica	-	homomer dihedral	link
4ewg	BETA-KETOACYL SYNTHASE	Paraburkholderia phymatum	Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
4ewt	PEPTIDASE, M20/M25/M40 FAMILY	Staphylococcus aureus	Peptidase_M20	homomer dihedral	link
4ex8	ALNA	Streptomyces sp. CM020	Indigoidine_A	homomer cyclic	link
4exo	METHYL-ACCEPTING CHEMOTAXIS PROTEIN	Vibrio parahaemolyticus	sCache_2	homomer cyclic	link
4ext	DNA REPAIR PROTEIN REV1 MITOTIC SPINDLE ASSEMBLY CHECKPOINT PROTEIN MAD2B	Homo sapiens	HORMA REV1_C	heteromer asymmetric	link
4exx	INSULIN A CHAIN INSULIN B CHAIN	Homo sapiens	Insulin	heteromer dihedral	link
4ey9	INSULIN A CHAIN INSULIN B CHAIN	Homo sapiens	Insulin	heteromer dihedral	link
4ez8	THYMIDYLATE SYNTHASE	Mus musculus	Thymidylat_synt	homomer cyclic	link
4f03	GLUTATHIONE TRANSFERASE	Phanerochaete chrysosporium	GST_N_3	homomer cyclic	link
4f0b	THIOL TRANSFERASE	Phanerochaete chrysosporium	GST_C GST_N	homomer cyclic	link
4f0l	AMIDOHYDROLASE	Brucella abortus	Amidohydro_1	homomer cyclic	link
4f0q	RESTRICTION ENDONUCLEASE	Mycobacterium sp. JLS	Mrr_cat	homomer cyclic	link
4f0r	5-METHYLTHIOADENOSINE/S-ADENOSYLHOMOCYSTEINE DEAMINASE	Chromobacterium violaceum	Amidohydro_1	homomer cyclic	link
4f0z	ANKYRIN REPEAT DOMAIN-CONTAINING PROTEIN A238L SERINE/THREONINE-PROTEIN PHOSPHATASE 2B CATALYTIC SUBUNIT ALPHA ISOFORM	African swine fever virus Homo sapiens	Metallophos	heteromer asymmetric	link
4f0z	CALCINEURIN SUBUNIT B TYPE 1 SERINE/THREONINE-PROTEIN PHOSPHATASE 2B CATALYTIC SUBUNIT ALPHA ISOFORM	Homo sapiens	EF-hand_7 Metallophos	heteromer asymmetric	link
4f2m	MONOCLONAL ANTIBODY 1AF10, HEAVY CHAIN MONOCLONAL ANTIBODY 1AF10, LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4f2n	SUPEROXIDE DISMUTASE	Leishmania major	Sod_Fe_C Sod_Fe_N	homomer cyclic	link
4f37	FAB WO2 ANTI-AMYLOID-BETA ANTIBODY FAB FRAGMENT IM7 IMMUNITY PROTEIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4f4h	GLUTAMINE DEPENDENT NAD+ SYNTHETASE	Burkholderia thailandensis	CN_hydrolase NAD_synthase	homomer cyclic	link
4f4o	HEMOGLOBIN SUBUNIT ALPHA HEMOGLOBIN SUBUNIT BETA	Sus scrofa	Globin	heteromer cyclic	link
4f5h	ASPARTATE AMINOTRANSFERASE	Escherichia coli	Aminotran_1_2	homomer cyclic	link
4f6t	MOLYBDENUM STORAGE PROTEIN SUBUNIT ALPHA	Azotobacter vinelandii	AA_kinase	heteromer cyclic	link
4f6t	MOLYBDENUM STORAGE PROTEIN SUBUNIT BETA	Azotobacter vinelandii	AA_kinase	heteromer cyclic	link
4f7u	SMALL NUCLEAR RIBONUCLEOPROTEIN E SMALL NUCLEAR RIBONUCLEOPROTEIN F	Mus musculus Xenopus laevis	LSM	heteromer asymmetric	link
4fa8	MACROPHAGE COLONY-STIMULATING FACTOR 1 SECRETED PROTEIN BARF1	Homo sapiens Human gammaherpesvirus 4	-	heteromer dihedral	link
4fa8	MACROPHAGE COLONY-STIMULATING FACTOR 1	Homo sapiens	CSF-1	heteromer dihedral	link
4fas	HYDROXYLAMINE OXIDOREDUCTASE NE1300	Nitrosomonas europaea	Multi-haem_cyto	heteromer cyclic	link
4fas	HYDROXYLAMINE OXIDOREDUCTASE	Nitrosomonas europaea	Multi-haem_cyto	heteromer cyclic	link
4fay	MICROCOMPARTMENTS PROTEIN	Lactobacillus reuteri	BMC	homomer cyclic	link
4fbd	PUTATIVE UNCHARACTERIZED PROTEIN	Toxoplasma gondii	DUF3228	homomer cyclic	link
4fc7	PEROXISOMAL 2,4-DIENOYL-COA REDUCTASE	Homo sapiens	adh_short_C2	homomer dihedral	link
4fda	3-OXOACYL-[ACYL-CARRIER-PROTEIN] REDUCTASE	Saccharomyces cerevisiae	adh_short	homomer cyclic	link
4fdb	PROBABLE PRIMOSOMAL REPLICATION PROTEIN N	Ralstonia solanacearum	-	homomer cyclic	link
4fdf	MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN C 2	Mycobacterium tuberculosis	-	homomer dihedral	link
4fdf	MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN C 2	Mycobacterium tuberculosis	MoaC	homomer dihedral	link
4fdx	4-OXALOCROTONASE TAUTOMERASE ISOZYME	Methylibium petroleiphilum	Tautomerase	homomer dihedral	link
4fei	HEAT SHOCK PROTEIN-RELATED PROTEIN	Deinococcus radiodurans	HSP20	homomer cyclic	link
4ffb	PROTEIN STU2 TUBULIN ALPHA-1 CHAIN	Saccharomyces cerevisiae	Tubulin Tubulin_C	heteromer asymmetric	link
4fgl	RIBOSYLDIHYDRONICOTINAMIDE DEHYDROGENASE [QUINONE]	Homo sapiens	Flavodoxin_2	homomer cyclic	link
4fgw	GLYCEROL-3-PHOSPHATE DEHYDROGENASE [NAD(+)] 1	Saccharomyces cerevisiae	NAD_Gly3P_dh_C NAD_Gly3P_dh_N	homomer cyclic	link
4fha	DIHYDRODIPICOLINATE SYNTHASE	Streptococcus pneumoniae	DHDPS	homomer dihedral	link
4fj3	14-3-3 PROTEIN ZETA/DELTA RAF PROTO-ONCOGENE SERINE/THREONINE-PROTEIN KINASE	Homo sapiens	-	homomer cyclic	link
4fla	REGULATION OF NUCLEAR PRE-MRNA DOMAIN-CONTAINING PROTEIN 1B	Homo sapiens	CREPT	homomer cyclic	link
4fln	PROTEASE DO-LIKE 2, CHLOROPLASTIC	Arabidopsis thaliana	PDZ_2 Trypsin_2	homomer dihedral	link
4fm3	UNCHARACTERIZED HYPOTHETICAL PROTEIN	Pseudomonas aeruginosa	DUF4398	homomer dihedral	link
4fm4	NITRILE HYDRATASE ALPHA SUBUNIT NITRILE HYDRATASE BETA SUBUNIT	Comamonas testosteroni	NHase_alpha NHase_beta	heteromer asymmetric	link
4fmr	UNCHARACTERIZED HYPOTHETICAL PROTEIN	Bacteroides vulgatus	DUF4469 HU-DNA_bdg	homomer cyclic	link
4fn7	ENOYL-COA HYDRATASE/ISOMERASE FAMILY PROTEIN	Mycobacterium tuberculosis	ECH_1	homomer cyclic	link
4fp4	POLYPRENYL SYNTHETASE	Pyrobaculum calidifontis	polyprenyl_synt	homomer cyclic	link
4fp9	METHYLTRANSFERASE NSUN4	Homo sapiens	Methyltr_RsmB-F	heteromer asymmetric	link
4fq3	FUSION (INVOLVED IN T(12 16) IN MALIGNANT LIPOSARCOMA) TRANSPORTIN-1	Homo sapiens	HEAT_EZ IBN_N	monomer asymmetric	link
4fqn	MALCAVERNIN	Homo sapiens	CCM2_C	homomer cyclic	link
4frf	INOSITOL POLYPHOSPHATE MULTIKINASE ALPHA	Arabidopsis thaliana	IPK	homomer cyclic	link
4frr	SOLUBLE ACETYLCHOLINE RECEPTOR	Aplysia californica	Neur_chan_LBD	homomer cyclic	link
4fry	PUTATIVE SIGNAL-TRANSDUCTION PROTEIN WITH CBS DOMAINS	Burkholderia ambifaria	CBS	homomer cyclic	link
4fu0	D-ALANINE--D-ALANINE LIGASE 7	Enterococcus faecalis	Dala_Dala_lig_C Dala_Dala_lig_N	homomer cyclic	link
4fuk	METHIONINE AMINOPEPTIDASE	Trypanosoma brucei	Peptidase_M24	homomer cyclic	link
4fuv	PORIN PROTEIN ASSOCIATED WITH IMIPENEM RESISTANCE	Acinetobacter baumannii	-	homomer cyclic	link
4fvg	STOMATIN	Mus musculus	Band_7	homomer cyclic	link
4fvy	NITRIC OXIDE SYNTHASE, BRAIN	Rattus norvegicus	NO_synthase	homomer cyclic	link
4fx0	PROBABLE TRANSCRIPTIONAL REPRESSOR PROTEIN	Mycobacterium tuberculosis	MarR_2	homomer cyclic	link
4fxe	ANTITOXIN RELB	Escherichia coli	RelB	heteromer dihedral	link
4fyy	ASPARTATE CARBAMOYLTRANSFERASE CATALYTIC CHAIN	Escherichia coli	OTCace OTCace_N	heteromer dihedral	link
4fz0	ACID-SENSING ION CHANNEL 1	Gallus gallus	ASC	heteromer cyclic	link
4fzs	SORTING NEXIN-1	Homo sapiens	Vps5	homomer cyclic	link
4fzv	MTERF DOMAIN-CONTAINING PROTEIN 2 PUTATIVE METHYLTRANSFERASE NSUN4	Homo sapiens	Methyltr_RsmB-F mTERF	heteromer asymmetric	link
4fzw	1,2-EPOXYPHENYLACETYL-COA ISOMERASE	Escherichia coli	-	homomer dihedral	link
4fzw	2,3-DEHYDROADIPYL-COA HYDRATASE	Escherichia coli	ECH_1	homomer dihedral	link
4g0a	NON-STRUCTURAL PROTEIN 2	Rotavirus A	Rota_NS35	homomer dihedral	link
4g1a	AQ-C16C19 PEPTIDE	synthetic construct	-	homomer cyclic	link
4g1p	CYS-GLY METALLODIPEPTIDASE DUG1	Saccharomyces cerevisiae	Peptidase_M20	homomer cyclic	link
4g1q	P51 RT REVERSE TRANSCRIPTASE/RIBONUCLEASE H	Human immunodeficiency virus 1	RNase_H RVT_1 RVT_connect RVT_thumb	heteromer asymmetric	link
4g2k	GENERAL CONTROL PROTEIN GCN4, ENVELOPE GLYCOPROTEIN GP2 CHIMERA	Saccharomyces cerevisiae,Marburg marburgvirus	-	homomer cyclic	link
4g2r	ACCD6, CARBOXYLTRANSFERASE BETA-SUBUNIT OF ACYL-COA CARBOXYLASE	Mycobacterium tuberculosis	Carboxyl_trans	homomer cyclic	link
4g2s	PROTEIN PRGH	Salmonella enterica	PrgH	homomer cyclic	link
4g35	INDUCED MYELOID LEUKEMIA CELL DIFFERENTIATION PROTEIN MCL-1 HOMOLOG NOXA BH3 PEPTIDE (CYSTEINE-MEDIATED CROSS-LINKED)	Mus musculus	Bcl-2 PMAIP1	monomer asymmetric	link
4g3q	BIFUNCTIONAL PROTEIN GLMU	Mycobacterium tuberculosis	Hexapep NTP_transf_3	homomer cyclic	link
4g3v	TRANSCRIPTIONAL REGULATOR NLH2	Aquifex aeolicus	GAF_2	homomer cyclic	link
4g4s	PROTEASOME COMPONENT C5 PROTEASOME COMPONENT PUP2	Saccharomyces cerevisiae	Proteasome Proteasome_A_N	heteromer cyclic	link
4g4s	PROTEASOME COMPONENT C5 PROTEASOME COMPONENT PUP3	Saccharomyces cerevisiae	Proteasome	heteromer cyclic	link
4g6q	PUTATIVE UNCHARACTERIZED PROTEIN	Kribbella flavida	HTH_20	homomer cyclic	link
4g8a	TOLL-LIKE RECEPTOR 4	Homo sapiens	LRR_8	heteromer cyclic	link
4g92	HAPE TRANSCRIPTION FACTOR HAPC (EUROFUNG)	Aspergillus nidulans	CBFD_NFYB_HMF	heteromer asymmetric	link
4g9y	PCAV TRANSCRIPTIONAL REGULATOR	Streptomyces coelicolor	HTH_27	homomer cyclic	link
4gah	THIOESTERASE SUPERFAMILY MEMBER 4	Homo sapiens	4HBT	homomer cyclic	link
4gam	METHANE MONOOXYGENASE COMPONENT A ALPHA CHAIN METHANE MONOOXYGENASE COMPONENT A BETA CHAIN	Methylococcus capsulatus	Phenol_Hydrox	heteromer cyclic	link
4gb5	UNCHARACTERIZED PROTEIN	Kribbella flavida	SnoaL_4	homomer cyclic	link
4gbd	PUTATIVE UNCHARACTERIZED PROTEIN	Pseudomonas aeruginosa	Amidohydro_1	homomer cyclic	link
4gbu	NADPH DEHYDROGENASE 1	Saccharomyces pastorianus	Oxidored_FMN	homomer cyclic	link
4gck	NUCLEOID OCCLUSION FACTOR SLMA	Klebsiella pneumoniae	TetR_N	homomer cyclic	link
4gcv	PUTATIVE TRANSCRIPTION PROTEIN	Pseudomonas aeruginosa	HxlR	homomer cyclic	link
4gdi	NEURAMINIDASE	Influenza A virus	Neur	homomer cyclic	link
4gdo	PLECTIN	Homo sapiens	-	homomer cyclic	link
4gdx	GAMMA-GLUTAMYLTRANSPEPTIDASE 1 HEAVY CHAIN GAMMA-GLUTAMYLTRANSPEPTIDASE 1 LIGHT CHAIN	Homo sapiens	G_glu_transpept	heteromer asymmetric	link
4gdz	UNCHARACTERIZED PROTEIN	Bacteroides eggerthii	DUF4251	homomer cyclic	link
4geh	PROGRAMMED CELL DEATH PROTEIN 10 SERINE/THREONINE-PROTEIN KINASE MST4	Homo sapiens	DUF1241	heteromer asymmetric	link
4geq	KINETOCHORE PROTEIN SPC24 KINETOCHORE PROTEIN SPC25	Saccharomyces cerevisiae	Spc24	heteromer asymmetric	link
4gev	THYMIDYLATE SYNTHASE	Escherichia coli	Thymidylat_synt	homomer cyclic	link
4gft	MYOSIN A TAIL DOMAIN INTERACTING PROTEIN NANOBODY	Lama glama Plasmodium falciparum	EF-hand_6 V-set	heteromer asymmetric	link
4ggm	UDP-2,3-DIACYLGLUCOSAMINE PYROPHOSPHATASE LPXI	Caulobacter vibrioides	DUF1009	homomer cyclic	link
4ghb	HYPOTHETICAL PROTEIN	Bacteroides uniformis	DUF4595	homomer dihedral	link
4ghu	TNF RECEPTOR-ASSOCIATED FACTOR 3	Mus musculus	-	homomer cyclic	link
4gif	POLYCYSTIC KIDNEY DISEASE 2-LIKE 1 PROTEIN	Homo sapiens	Fer4_24	homomer cyclic	link
4gip	FUSION GLYCOPROTEIN F1 FUSION GLYCOPROTEIN F2	Mammalian rubulavirus 5	Fusion_gly	heteromer cyclic	link
4gip	FUSION GLYCOPROTEIN F1	Mammalian rubulavirus 5	Fusion_gly	heteromer cyclic	link
4giu	ANTHRANILATE PHOSPHORIBOSYLTRANSFERASE	Mycobacterium tuberculosis	Glycos_trans_3N Glycos_transf_3	homomer cyclic	link
4giw	RUN AND SH3 DOMAIN-CONTAINING PROTEIN 1	Homo sapiens	RUN	homomer cyclic	link
4gjh	TNF RECEPTOR-ASSOCIATED FACTOR 5	Mus musculus	-	homomer cyclic	link
4gkb	3-OXOACYL-[ACYL-CARRIER PROTEIN] REDUCTASE	Burkholderia multivorans	adh_short_C2	homomer dihedral	link
4gmf	YERSINIABACTIN BIOSYNTHETIC PROTEIN YBTU	Yersinia enterocolitica	GFO_IDH_MocA	homomer cyclic	link
4gn0	HAMP DOMAIN OF AF1503	Archaeoglobus fulgidus	HAMP Tetrabrachion	homomer cyclic	link
4gnt	14-3-3 PROTEIN BETA/ALPHA CARBOHYDRATE-RESPONSIVE ELEMENT-BINDING PROTEIN	Mus musculus	14-3-3	heteromer cyclic	link
4gof	SMALL GLUTAMINE-RICH TETRATRICOPEPTIDE REPEAT-CONTAINING PROTEIN ALPHA	Homo sapiens	SGTA_dimer	homomer cyclic	link
4goj	ADP-RIBOSYLATION FACTOR-LIKE PROTEIN 3 PROTEIN UNC-119 HOMOLOG A	Homo sapiens Mus musculus	Arf GMP_PDE_delta	heteromer asymmetric	link
4gow	CALMODULIN POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY KQT MEMBER 4	Homo sapiens	EF-hand_7 KCNQ_channel	heteromer asymmetric	link
4gr2	ATRBCX1	Arabidopsis thaliana	RcbX	homomer cyclic	link
4grx	AMINOTRANSFERASE	Paracoccus denitrificans	Aminotran_3	homomer cyclic	link
4gs1	DYP-TYPE PEROXIDASE	Thermobifida cellulosilytica	Dyp_perox	homomer cyclic	link
4gsx	ENVELOPE PROTEIN E	Dengue virus	Flavi_glycop_C Flavi_glycoprot	homomer cyclic	link
4gvl	TRKA DOMAIN PROTEIN	Geobacter sulfurreducens	TrkA_C TrkA_N	homomer cyclic	link
4gvq	METHENYLTETRAHYDROMETHANOPTERIN CYCLOHYDROLASE	Archaeoglobus fulgidus	MCH	homomer cyclic	link
4gwb	PEPTIDE METHIONINE SULFOXIDE REDUCTASE MSRA 3	Sinorhizobium meliloti	PMSR	homomer cyclic	link
4gx1	TRKA DOMAIN PROTEIN	Geobacter sulfurreducens	Ion_trans_2 TrkA_C TrkA_N	homomer cyclic	link
4gyo	RESPONSE REGULATOR ASPARTATE PHOSPHATASE J	Bacillus subtilis	TPR_12	homomer cyclic	link
4gys	ALLOPHANATE HYDROLASE	Granulibacter bethesdensis	Amidase	homomer cyclic	link
4gyv	FERM, RHOGEF AND PLECKSTRIN DOMAIN-CONTAINING PROTEIN 2	Mus musculus	RhoGEF	homomer cyclic	link
4h0o	ACETATE KINASE	Entamoeba histolytica	Acetate_kinase	homomer cyclic	link
4h0p	ACETATE KINASE	Cryptococcus neoformans	Acetate_kinase	homomer cyclic	link
4h15	SHORT CHAIN ALCOHOL DEHYDROGENASE-RELATED DEHYDROGENASE	Sinorhizobium meliloti	adh_short_C2	homomer dihedral	link
4h17	HYDROLASE, ISOCHORISMATASE FAMILY	Pseudomonas putida	Isochorismatase	homomer cyclic	link
4h22	LEUCINE-RICH REPEAT FLIGHTLESS-INTERACTING PROTEIN 1	Homo sapiens	LRRFIP	homomer asymmetric	link
4h2h	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME	Salipiger bermudensis	MR_MLE_C MR_MLE_N	homomer dihedral	link
4h3v	OXIDOREDUCTASE DOMAIN PROTEIN	Kribbella flavida	GFO_IDH_MocA GFO_IDH_MocA_C	homomer dihedral	link
4h41	PUTATIVE ALPHA-L-FUCOSIDASE	Bacteroides thetaiotaomicron	DUF4434 DUF5109	homomer cyclic	link
4h4g	(3R)-HYDROXYMYRISTOYL-[ACYL-CARRIER-PROTEIN] DEHYDRATASE	Burkholderia thailandensis	FabA	homomer dihedral	link
4h5b	DR_1245 PROTEIN	Deinococcus radiodurans	YbjN	homomer cyclic	link
4h62	MEDIATOR OF RNA POLYMERASE II TRANSCRIPTION SUBUNIT 11 MEDIATOR OF RNA POLYMERASE II TRANSCRIPTION SUBUNIT 22	Saccharomyces cerevisiae	-	heteromer asymmetric	link
4h6b	ALLENE OXIDE CYCLASE	Physcomitrella patens	Allene_ox_cyc	homomer cyclic	link
4h7l	-	-	-	homomer cyclic	link
4h7n	ALDEHYDE DEHYDROGENASE	Trichormus variabilis	Aldedh	homomer cyclic	link
4h7o	SERINE ACETYLTRANSFERASE	Vibrio cholerae	Hexapep SATase_N	homomer dihedral	link
4h7r	CC-HEX-II	synthetic construct	-	homomer cyclic	link
4h83	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME	marine actinobacterium PHSC20C1	MR_MLE_C MR_MLE_N	homomer dihedral	link
4h87	KANADAPTIN	Homo sapiens	FHA	homomer cyclic	link
4h8a	UREIDOGLYCOLATE DEHYDROGENASE	Escherichia coli	Ldh_2	homomer cyclic	link
4h8e	UNDECAPRENYL PYROPHOSPHATE SYNTHASE	Staphylococcus aureus	Prenyltransf	homomer cyclic	link
4h8l	CC-HEX-D24-A5/7C	synthetic construct	-	homomer cyclic	link
4h8o	CC-HEX-N24	synthetic construct	-	homomer cyclic	link
4h8w	HIV-1 CLADE A/E 93TH057 (H375S) GP120 T-CELL SURFACE GLYCOPROTEIN CD4	Homo sapiens	C2-set GP120 ig	heteromer asymmetric	link
4h9n	DEATH DOMAIN-ASSOCIATED PROTEIN 6 HISTONE H4	Homo sapiens	CENP-T_C	heteromer asymmetric	link
4h9n	HISTONE H3.3 HISTONE H4	Homo sapiens	CENP-T_C Histone	heteromer asymmetric	link
4ha4	BETA-GALACTOSIDASE	Acidilobus saccharovorans	Glyco_hydro_1	homomer dihedral	link
4ha7	2,5-DIAMINO-6-RIBOSYLAMINO-4(3H)-PYRIMIDINONE 5'-PHOSPHATE REDUCTASE	Saccharomyces cerevisiae	RibD_C	homomer cyclic	link
4hb1	DHP1	synthetic construct	-	homomer cyclic	link
4hdr	ARSA ARSB	Sporomusa ovata	DBI_PRT	heteromer asymmetric	link
4heh	APPA PROTEIN	Rhodobacter sphaeroides	-	homomer cyclic	link
4hem	BPP	Lactococcus phage TP901-1	Caudo_bapla_RBP	heteromer cyclic	link
4hes	BETA-LACTAMASE CLASS A-LIKE PROTEIN	Veillonella parvula	Beta-lactamase2	homomer cyclic	link
4hfm	ALLYL ALCOHOL DEHYDROGENASE	Nicotiana tabacum	ADH_N_2 ADH_zinc_N	homomer cyclic	link
4hfq	MUTT/NUDIX FAMILY PROTEIN	Streptococcus pneumoniae	NUDIX Nudix_N	homomer asymmetric	link
4hgn	2-KETO-3-DEOXY-D-MANNO-OCTULOSONATE 8-PHOSPHATE PHOSPHOHYDROLASE	Bacteroides thetaiotaomicron	Hydrolase_3	homomer cyclic	link
4hh3	APPA PROTEIN TRANSCRIPTIONAL REGULATOR, PPSR	Rhodobacter sphaeroides	-	heteromer asymmetric	link
4hh3	TRANSCRIPTIONAL REGULATOR, PPSR	Rhodobacter sphaeroides	PAS_8	heteromer asymmetric	link
4hhd	PHOTOTROPIN-1	Arabidopsis thaliana	PAS_9	homomer cyclic	link
4hi0	UREASE ACCESSORY PROTEIN UREG	Helicobacter pylori	cobW	heteromer cyclic	link
4hia	LOV PROTEIN	Rhodobacter sphaeroides	PAS_9	homomer cyclic	link
4hjd	GCN4PLI(ALPHA/BETA/ACYCLIC GAMMA)	-	-	homomer cyclic	link
4hk5	URACIL-5-CARBOXYLATE DECARBOXYLASE	Cordyceps militaris	Amidohydro_2	homomer cyclic	link
4hkc	14-3-3 PROTEIN ZETA/DELTA ALPHA-4 INTEGRIN DERIVED PHOSPHORYLATED PEPTIDE	Homo sapiens	14-3-3 Integrin_alpha	monomer asymmetric	link
4hkj	H-2 CLASS I HISTOCOMPATIBILITY ANTIGEN, K-B ALPHA CHAIN OVALBUMIN	Gallus gallus Mus musculus	C1-set MHC_I	heteromer asymmetric	link
4hkm	ANTHRANILATE PHOSPHORIBOSYLTRANSFERASE	Xanthomonas campestris	Glycos_trans_3N Glycos_transf_3	homomer cyclic	link
4hkt	INOSITOL 2-DEHYDROGENASE	Sinorhizobium meliloti	GFO_IDH_MocA GFO_IDH_MocA_C	homomer dihedral	link
4hms	PHENAZINE BIOSYNTHESIS PROTEIN PHZG	Pseudomonas fluorescens	PNP_phzG_C Putative_PNPOx	homomer cyclic	link
4hmw	PYRIDOXAMINE 5'-PHOSPHATE OXIDASE	Burkholderia lata	PNP_phzG_C Putative_PNPOx	homomer cyclic	link
4hn3	LMO1757 PROTEIN	Listeria monocytogenes	CamS	homomer cyclic	link
4hnj	BCL-2-BINDING COMPONENT 3 BCL-2-LIKE PROTEIN 1	Homo sapiens	BH4 Bcl-2 PUMA	heteromer asymmetric	link
4hr3	PUTATIVE ACYL-COA DEHYDROGENASE	Mycobacteroides abscessus	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
4hr6	LECTIN	Trichosanthes anguina	RIP	heteromer asymmetric	link
4hrn	DESIGNED ANKYRIN REPEAT PROTEIN H10-2-G	synthetic construct	Ank_2	heteromer cyclic	link
4hrv	PUTATIVE LIPOPROTEIN GNA1162	Neisseria meningitidis	DUF799	homomer cyclic	link
4hsr	GLUTARYL-7-AMINOCEPHALOSPORANIC ACID ACYLASE ALPHA CHAIN GLUTARYL-7-AMINOCEPHALOSPORANIC ACID ACYLASE BETA CHAIN	Pseudomonas	Penicil_amidase	heteromer asymmetric	link
4ht1	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 12	Homo sapiens	TNF	heteromer cyclic	link
4htl	BETA-GLUCOSIDE KINASE	Listeria monocytogenes	ROK	homomer cyclic	link
4huq	ENERGY-COUPLING FACTOR TRANSPORTER ATP-BINDING PROTEIN ECFA 1 ENERGY-COUPLING FACTOR TRANSPORTER ATP-BINDING PROTEIN ECFA 2	Lactobacillus brevis	ABC_tran	heteromer asymmetric	link
4huq	ENERGY-COUPLING FACTOR TRANSPORTER TRANSMEMBRANE PROTEIN ECFT UNCHARACTERIZED PROTEIN	Lactobacillus brevis	CbiQ ECF_trnsprt	heteromer asymmetric	link
4hvc	BIFUNCTIONAL GLUTAMATE/PROLINE--TRNA LIGASE	Homo sapiens	HGTP_anticodon ProRS-C_1 tRNA-synt_2b	homomer cyclic	link
4hvj	PUTATIVE UNCHARACTERIZED PROTEIN	Mycobacterium tuberculosis	DUF5051	homomer cyclic	link
4hvk	PROBABLE CYSTEINE DESULFURASE 2	Archaeoglobus fulgidus	Aminotran_5	homomer cyclic	link
4hwg	UDP-N-ACETYLGLUCOSAMINE 2-EPIMERASE	Rickettsia bellii	Epimerase_2	homomer dihedral	link
4hwv	PECTATE LYASE/AMB ALLERGEN	Acidovorax citrulli	Pec_lyase_C	homomer cyclic	link
4hz4	GLUTATHIONE-S-TRANSFERASE	Actinobacillus pleuropneumoniae	GST_C GST_N	homomer cyclic	link
4hzd	CYSE, SERINE ACETYLTRANSFERASE	Brucella abortus	Hexapep SATase_N	homomer dihedral	link
4hzi	ABC TRANSPORTER ATP-BINDING PROTEIN	Leptospira interrogans	ABC_tran	homomer cyclic	link
4i0k	CD276 ANTIGEN	Mus musculus	Ig_3 V-set	homomer cyclic	link
4i0w	PROTEASE CSPB	Clostridium perfringens	Peptidase_S8	heteromer asymmetric	link
4i0x	ESAT-6-LIKE PROTEIN MAB_3112 ESAT-6-LIKE PROTEIN MAB_3113	Mycobacteroides abscessus	WXG100	heteromer asymmetric	link
4i1u	DEPHOSPHO-COA KINASE	Burkholderia vietnamiensis	CoaE	homomer cyclic	link
4i2l	GP41	Human immunodeficiency virus 1	-	heteromer cyclic	link
4i2o	FIXK2 PROTEIN	Bradyrhizobium japonicum	HTH_Crp_2 cNMP_binding	homomer cyclic	link
4i3s	HEAVY CHAIN OF VRC-PG04 FAB OUTER DOMAIN OF HIV-1 GP120 (KER2018 OD4.2.2)	Homo sapiens Human immunodeficiency virus	C1-set GP120 V-set	heteromer asymmetric	link
4i42	1,4-DIHYDROXY-2-NAPHTHOYL-COA SYNTHASE	Escherichia coli	ECH_1	homomer dihedral	link
4i4k	UNCHARACTERIZED PROTEIN SGCJ	Streptomyces globisporus	DUF4440	homomer cyclic	link
4i4o	BEL BETA-TREFOIL	Boletus edulis	-	homomer cyclic	link
4i4t	TUBULIN ALPHA-1B CHAIN TUBULIN BETA-2B CHAIN	Bos taurus	Tubulin Tubulin_C	heteromer asymmetric	link
4i4z	NAPHTHOATE SYNTHASE	Synechocystis sp. PCC 6803	ECH_1	homomer dihedral	link
4i5l	SERINE/THREONINE-PROTEIN PHOSPHATASE 2A 65 KDA REGULATORY SUBUNIT A ALPHA ISOFORM SERINE/THREONINE-PROTEIN PHOSPHATASE 2A REGULATORY SUBUNIT B'' SUBUNIT BETA - CELL DIVISION CONTROL PROTEIN 6 HOMOLOG CHIMERIC CONSTRUCT	Homo sapiens	EF-hand_7 HEAT HEAT_2	heteromer asymmetric	link
4i6m	ACTIN-LIKE PROTEIN ARP9	Saccharomyces cerevisiae	Actin HSA	heteromer asymmetric	link
4i6n	UBIQUITIN UBIQUITIN CARBOXYL-HYDROLASE	Homo sapiens Trichinella spiralis	Peptidase_C12 ubiquitin	heteromer asymmetric	link
4i6v	AMIDOHYDROLASE 2	Planctopirus limnophila	UxaC	homomer cyclic	link
4i6y	3-HYDROXY-3-METHYLGLUTARYL-COENZYME A REDUCTASE	Pseudomonas mevalonii	HMG-CoA_red	homomer cyclic	link
4i7z	CYTOCHROME B6-F COMPLEX SUBUNIT 4 CYTOCHROME B6-F COMPLEX SUBUNIT 8	Mastigocladus laminosus	Cytochrom_B_C PetN	heteromer cyclic	link
4i7z	CYTOCHROME B6-F COMPLEX SUBUNIT 7 CYTOCHROME B6-F COMPLEX SUBUNIT 8	Mastigocladus laminosus	PetM PetN	heteromer cyclic	link
4i7z	CYTOCHROME B6 CYTOCHROME B6-F COMPLEX SUBUNIT 4	Mastigocladus laminosus	Cytochrom_B_C Cytochrome_B	heteromer cyclic	link
4i7z	CYTOCHROME B6 CYTOCHROME B6-F COMPLEX SUBUNIT 5	Mastigocladus laminosus	Cytochrome_B PetG	heteromer cyclic	link
4i83	3-HYDROXYACYL-[ACYL-CARRIER-PROTEIN] DEHYDRATASE FABZ	Neisseria meningitidis	FabA	homomer dihedral	link
4i88	SMALL HEAT SHOCK PROTEIN HSP16.5	Methanocaldococcus jannaschii	HSP20	homomer octahedral	link
4i99	CHROMOSOME PARTITION PROTEIN SMC	Pyrococcus furiosus	SMC_N	heteromer cyclic	link
4i9x	PROTEIN UL141	Human betaherpesvirus 5	UL141	heteromer cyclic	link
4ia6	MYOSIN-CROSSREACTIVE ANTIGEN	Lactobacillus acidophilus	MCRA	homomer cyclic	link
4iac	CAMP-DEPENDENT PROTEIN KINASE CATALYTIC SUBUNIT ALPHA PEPTIDE SP20	Homo sapiens Mus musculus	PKI Pkinase	heteromer asymmetric	link
4ic1	UNCHARACTERIZED PROTEIN	Saccharolobus solfataricus	-	homomer dihedral	link
4ic1	UNCHARACTERIZED PROTEIN	Saccharolobus solfataricus	PDDEXK_1	homomer dihedral	link
4ic6	PROTEASE DO-LIKE 8, CHLOROPLASTIC	Arabidopsis thaliana	-	homomer dihedral	link
4ic6	PROTEASE DO-LIKE 8, CHLOROPLASTIC	Arabidopsis thaliana	PDZ_2 Trypsin_2	homomer dihedral	link
4icg	DNA-BINDING PROTEIN H-NS	Salmonella enterica	-	heteromer cyclic	link
4id2	UNCHARACTERIZED PROTEIN	Bacteroides ovatus	DUF4738	homomer dihedral	link
4ido	ATLASTIN-1	Homo sapiens	GBP	homomer cyclic	link
4ifd	EXOSOME COMPLEX COMPONENT CSL4 EXOSOME COMPLEX COMPONENT RRP46	Saccharomyces cerevisiae	EXOSC1 RNase_PH RNase_PH_C	heteromer asymmetric	link
4ifd	EXOSOME COMPLEX COMPONENT RRP43 EXOSOME COMPLEX COMPONENT RRP46	Saccharomyces cerevisiae	RNase_PH RNase_PH_C	heteromer asymmetric	link
4ifd	EXOSOME COMPLEX COMPONENT RRP45 EXOSOME COMPLEX COMPONENT SKI6	Saccharomyces cerevisiae	RNase_PH RNase_PH_C	heteromer asymmetric	link
4ifd	EXOSOME COMPLEX COMPONENT RRP4 EXOSOME COMPLEX COMPONENT RRP42	Saccharomyces cerevisiae	ECR1_N KH_6 RNase_PH RNase_PH_C	heteromer asymmetric	link
4ihf	UDP-3-O-(3-HYDROXYMYRISTOYL)GLUCOSAMINE N-ACYLTRANSFERASE	Escherichia coli	Hexapep Hexapep_2 LpxD	heteromer cyclic	link
4ihu	ISOMERASE DSBG	Mycobacterium tuberculosis	Thioredoxin_4	homomer cyclic	link
4ii2	UBIQUITIN-60S RIBOSOMAL PROTEIN L40 UBIQUITIN-ACTIVATING ENZYME E1 1	Schizosaccharomyces pombe	E1_UFD ThiF ubiquitin	heteromer asymmetric	link
4iio	INTERSECTIN-2	Homo sapiens	SH3_2	homomer cyclic	link
4ija	XYLR PROTEIN	Staphylococcus aureus	MarR ROK	homomer cyclic	link
4il6	CYTOCHROME B559 SUBUNIT ALPHA PHOTOSYSTEM II D2 PROTEIN	Thermosynechococcus vulcanus	Cytochrom_B559 Cytochrom_B559a Photo_RC	heteromer asymmetric	link
4il6	PHOTOSYSTEM II CORE LIGHT HARVESTING PROTEIN PHOTOSYSTEM II D2 PROTEIN	Thermosynechococcus vulcanus	PSII Photo_RC	heteromer asymmetric	link
4il6	PHOTOSYSTEM II D2 PROTEIN PHOTOSYSTEM II REACTION CENTER PROTEIN L	Thermosynechococcus vulcanus	Photo_RC PsbL	heteromer asymmetric	link
4il6	PHOTOSYSTEM II D2 PROTEIN PHOTOSYSTEM Q(B) PROTEIN	Thermosynechococcus vulcanus	Photo_RC	heteromer asymmetric	link
4il6	PHOTOSYSTEM II REACTION CENTER PROTEIN M	Thermosynechococcus vulcanus	PsbM	heteromer asymmetric	link
4ill	CRISPR-ASSOCIATED ENDORIBONUCLEASE CAS6 2	Saccharolobus solfataricus	CRISPR_Cas6	homomer cyclic	link
4imy	CYCLIN-DEPENDENT KINASE 9 CYCLIN-T1	Homo sapiens	Cyclin_N Pkinase	heteromer asymmetric	link
4in3	CHITIN BIOSYNTHESIS PROTEIN CHS5 PROTEIN BCH1	Saccharomyces cerevisiae	CHS5_N ChAPs	heteromer cyclic	link
4ina	SACCHAROPINE DEHYDROGENASE	Wolinella succinogenes	Sacchrp_dh_C Sacchrp_dh_NADP	homomer cyclic	link
4ind	C381 TURRET PROTEIN	Sulfolobus turreted icosahedral virus 1	-	homomer cyclic	link
4io1	RIBOSE-5-PHOSPHATE ISOMERASE A	Francisella tularensis	Rib_5-P_isom_A	homomer cyclic	link
4ip2	AROMATIC ACID DECARBOXYLASE	Pseudomonas aeruginosa	UbiD	homomer cyclic	link
4ip7	PYRUVATE KINASE ISOZYMES L	Homo sapiens	PK PK_C	homomer dihedral	link
4ipe	TNF RECEPTOR-ASSOCIATED PROTEIN 1	Danio rerio	HATPase_c_3 HSP90	homomer cyclic	link
4iqb	THYMIDYLATE SYNTHASE	Caenorhabditis elegans	Thymidylat_synt	homomer cyclic	link
4ir8	SEDOHEPTULOSE-1,7 BISPHOSPHATASE, PUTATIVE	Toxoplasma gondii	FBPase	homomer cyclic	link
4iv5	ASPARTATE CARBAMOYLTRANSFERASE, PUTATIVE	Trypanosoma cruzi	OTCace OTCace_N	homomer cyclic	link
4iv9	TRYPTOPHAN 2-MONOOXYGENASE	Pseudomonas savastanoi	Amino_oxidase	homomer cyclic	link
4ivg	TNF RECEPTOR-ASSOCIATED PROTEIN 1	Danio rerio	HATPase_c_3 HSP90	homomer cyclic	link
4ivn	TRANSCRIPTIONAL REGULATOR	Vibrio vulnificus	HTH_6 SIS	homomer cyclic	link
4iwn	TRNA (CMO5U34)-METHYLTRANSFERASE	Escherichia coli	Methyltransf_25	homomer cyclic	link
4ix8	TYROSINE AMINOTRANSFERASE	Leishmania infantum	Aminotran_1_2	homomer cyclic	link
4iy7	CYSTATHIONINE GAMMA-LYASE-LIKE PROTEIN	Xanthomonas oryzae	Cys_Met_Meta_PP	homomer dihedral	link
4iyj	GDSL-LIKE PROTEIN	Bacteroides uniformis	Lipase_GDSL_2	homomer cyclic	link
4iys	METAL TRANSPORTER CNNM2	Homo sapiens	CBS	homomer cyclic	link
4izb	ENOYL-COA HYDRATASE/ISOMERASE FAMILY PROTEIN	Ruegeria pomeroyi	ECH_1	homomer dihedral	link
4izz	TRANSCRIPTION FACTOR HETR	Fischerella thermalis	Peptidase_S48	homomer cyclic	link
4j10	SECRETED PROTEIN ESXB	Bacillus anthracis	WXG100	homomer cyclic	link
4j2h	SHORT CHAIN ALCOHOL DEHYDROGENASE-RELATED DEHYDROGENASE	Sinorhizobium meliloti	adh_short_C2	homomer dihedral	link
4j32	PUTATIVE PERIPLASMIC PROTEIN	Salmonella enterica	Tai4	heteromer cyclic	link
4j3h	NUCLEAR PORE COMPLEX PROTEIN NUP54	Rattus norvegicus	Nup54_C	homomer dihedral	link
4j4a	CORTEXILLIN-1	Dictyostelium discoideum	-	homomer cyclic	link
4j56	THIOREDOXIN REDUCTASE 2	Plasmodium falciparum	Pyr_redox_2 Pyr_redox_dim	heteromer cyclic	link
4j6g	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 14	Homo sapiens	-	heteromer dihedral	link
4j6g	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 14	Homo sapiens	TNF	heteromer dihedral	link
4j8c	HSC70-INTERACTING PROTEIN	Rattus norvegicus	HipN	homomer cyclic	link
4j9y	CALMODULIN SMALL CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNEL PROTEIN 2	Rattus norvegicus	CaMBD EF-hand_7	heteromer cyclic	link
4ja0	PHOSPHORIBOSYLAMINOIMIDAZOLE CARBOXYLASE	Bombyx mori	AIRC SAICAR_synt	homomer dihedral	link
4jaq	ALPHA-PYRONE SYNTHESIS POLYKETIDE SYNTHASE-LIKE PKS11	Mycobacterium tuberculosis	Chal_sti_synt_C Chal_sti_synt_N	homomer cyclic	link
4jb8	CASPASE-7 SUBUNIT P11 CASPASE-7 SUBUNIT P20	Homo sapiens	Peptidase_C14	heteromer cyclic	link
4jdn	VIRULENCE PLASMID PROTEIN PGP3-D	Chlamydia trachomatis	Chlam_vir	homomer cyclic	link
4jdo	VIRULENCE PLASMID PROTEIN PGP3-D	Chlamydia trachomatis	-	homomer cyclic	link
4jdo	VIRULENCE PLASMID PROTEIN PGP3-D	Chlamydia trachomatis	Chlam_vir	homomer cyclic	link
4je1	PROBABLE THIOL PEROXIDASE	Burkholderia cenocepacia	Redoxin	homomer cyclic	link
4jej	GERANYLGERANYLGLYCERYL PHOSPHATE SYNTHASE	Flavobacterium johnsoniae	PcrB	homomer cyclic	link
4jen	CMP N-GLYCOSIDASE	Clostridium botulinum	-	homomer cyclic	link
4jew	ACETYLORNITHINE/SUCCINYLDIAMINOPIMELATE AMINOTRANSFERASE	Salmonella enterica	Aminotran_3	homomer cyclic	link
4jf3	ENVELOPE GLYCOPROTEIN	Mason-Pfizer monkey virus	TLV_coat	homomer cyclic	link
4jf7	HEMAGGLUTININ-NEURAMINIDASE	Mammalian rubulavirus 5	-	homomer asymmetric	link
4jf7	HEMAGGLUTININ-NEURAMINIDASE	Mammalian rubulavirus 5	HN	homomer asymmetric	link
4jgh	SUPPRESSOR OF CYTOKINE SIGNALING 2 TRANSCRIPTION ELONGATION FACTOR B POLYPEPTIDE 1	Homo sapiens Mus musculus	SH2 SOCS_box Skp1_POZ	heteromer asymmetric	link
4jhm	MANDELATE RACEMASE / MUCONATE LACTONIZING ENZYME, C-TERMINAL DOMAIN PROTEIN	Pseudovibrio sp. JE062	MR_MLE_C MR_MLE_N	homomer dihedral	link
4jhr	G-PROTEIN-SIGNALING MODULATOR 2	Mus musculus	GoLoco TPR_12 TPR_7	homomer cyclic	link
4jim	FORMATE--TETRAHYDROFOLATE LIGASE	Moorella thermoacetica	FTHFS	homomer cyclic	link
4jiv	TAIL-ASSOCIATED LYSOZYME	Escherichia virus T4	Gp5_C	heteromer asymmetric	link
4jix	PROJANNALYSIN	Methanocaldococcus jannaschii	DUF45	homomer cyclic	link
4jj0	MAMP	Magnetococcus marinus	PDZ_2	homomer cyclic	link
4jjh	POLIOVIRUS RECEPTOR-RELATED PROTEIN 4	Homo sapiens	V-set	homomer cyclic	link
4jkz	TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Mycolicibacterium smegmatis	TetR_C_11 TetR_N	homomer cyclic	link
4jmf	EXOENZYME T PROBABLE CHAPERONE	Pseudomonas aeruginosa	CesT	heteromer asymmetric	link
4jmf	PROBABLE CHAPERONE	Pseudomonas aeruginosa	CesT	heteromer asymmetric	link
4jmr	GAG PROTEIN	Simian foamy virus	Gag_spuma	homomer cyclic	link
4jn6	4-HYDROXY-2-OXOVALERATE ALDOLASE	Mycobacterium tuberculosis	DmpG_comm HMGL-like	heteromer cyclic	link
4jn7	ENOLASE	Agrobacterium tumefaciens	MR_MLE_C MR_MLE_N	homomer dihedral	link
4jnu	NUCLEOPORIN P54	Homo sapiens	-	homomer dihedral	link
4jo6	SBP-TAG STREPTAVIDIN	Streptomyces avidinii	Avidin	heteromer cyclic	link
4jol	PROTEIN CBFA2T1	Homo sapiens	NHR2	homomer cyclic	link
4jpg	PYRUVATE KINASE ISOZYMES M1/M2	Homo sapiens	-	homomer dihedral	link
4jpg	PYRUVATE KINASE ISOZYMES M1/M2	Homo sapiens	PK PK_C	homomer dihedral	link
4jpn	MINOR SPIKE PROTEIN H	Escherichia virus phiX174	Microvir_H	homomer cyclic	link
4jps	PHOSPHATIDYLINOSITOL 3-KINASE REGULATORY SUBUNIT ALPHA PHOSPHATIDYLINOSITOL 4,5-BISPHOSPHATE 3-KINASE CATALYTIC SUBUNIT ALPHA ISOFORM	Homo sapiens	PI3K_C2 PI3K_P85_iSH2 PI3K_p85B PI3K_rbd PI3Ka PI3_PI4_kinase SH2	heteromer asymmetric	link
4jqi	BETA-ARRESTIN-1 VASOPRESSIN V2 RECEPTOR PHOSPHOPEPTIDE	Rattus norvegicus	Arrestin_C Arrestin_N	heteromer asymmetric	link
4jqp	4-HYDROXYTHREONINE-4-PHOSPHATE DEHYDROGENASE	Paraburkholderia phymatum	PdxA	homomer cyclic	link
4jqu	COUPLING OF UBIQUITIN CONJUGATION TO ER DEGRADATION PROTEIN 1 UBIQUITIN-CONJUGATING ENZYME E2 7	Saccharomyces cerevisiae	UQ_con	heteromer asymmetric	link
4js0	BRAIN-SPECIFIC ANGIOGENESIS INHIBITOR 1-ASSOCIATED PROTEIN 2 CELL DIVISION CONTROL PROTEIN 42 HOMOLOG	Homo sapiens	Ras	heteromer asymmetric	link
4ju5	PROTEIN DISULFIDE-ISOMERASE	Homo sapiens	Thioredoxin_6	homomer cyclic	link
4jvu	IG MU CHAIN C REGION MEMBRANE-BOUND FORM	Mus musculus	C1-set	homomer cyclic	link
4jvw	IG MU CHAIN C REGION SECRETED FORM	Mus musculus	C1-set	homomer cyclic	link
4jvy	FEMALE GERMLINE-SPECIFIC TUMOR SUPPRESSOR GLD-1	Caenorhabditis elegans	KH_1 STAR_dimer	homomer asymmetric	link
4jx2	HYPOTHETICAL PROTEIN	Legionella pneumophila	DUF5624	homomer cyclic	link
4jyk	HTH-TYPE TRANSCRIPTIONAL REGULATOR RUTR	Escherichia coli	TetR_C_3 TetR_N	homomer cyclic	link
4jz6	SALICYLALDEHYDE DEHYDROGENASE NAHF	Pseudomonas putida	Aldedh	homomer cyclic	link
4jzp	B-CELL RECEPTOR-ASSOCIATED PROTEIN 31	Homo sapiens	Bap31	homomer cyclic	link
4jzx	FARNESYL PYROPHOSPHATE SYNTHASE	Leishmania major	polyprenyl_synt	homomer cyclic	link
4k00	1,4-DIHYDROXY-2-NAPHTHOYL-COA HYDROLASE	Synechocystis sp. PCC 6803	4HBT	homomer dihedral	link
4k02	1,4-DIHYDROXY-2-NAPHTHOYL-COA THIOESTERASE	Arabidopsis thaliana	4HBT	homomer dihedral	link
4k0d	PERIPLASMIC SENSOR HYBRID HISTIDINE KINASE	Anaeromyxobacter dehalogenans	-	homomer cyclic	link
4k0j	HEAVY METAL CATION TRICOMPONENT EFFLUX PUMP ZNEA(CZCA-LIKE)	Cupriavidus metallidurans	ACR_tran	homomer cyclic	link
4k22	PROTEIN VISC	Escherichia coli	FAD_binding_3	homomer dihedral	link
4k25	PROBABLE TRNA THREONYLCARBAMOYLADENOSINE BIOSYNTHESIS PROTEIN QRI7, MITOCHONDRIAL	Saccharomyces cerevisiae	Peptidase_M22	homomer cyclic	link
4k2e	TRANSCRIPTIONAL ACTIVATOR HLYU	Vibrio cholerae	HTH_5	homomer cyclic	link
4k2j	KSHV (HHV-8) LATENCY-ASSOCIATED NUCLEAR ANTIGEN (LANA)	Human gammaherpesvirus 8	-	homomer dihedral	link
4k7c	AMINOPEPTIDASE C	Lactobacillus rhamnosus	Peptidase_C1_2	homomer dihedral	link
4k7r	CATION EFFLUX SYSTEM PROTEIN CUSC	Escherichia coli	OEP	homomer cyclic	link
4k8w	LEPA	Streptococcus pyogenes	Peptidase_S26	homomer cyclic	link
4k94	FAB19 LIGHT CHAIN MAST/STEM CELL GROWTH FACTOR RECEPTOR KIT	Homo sapiens	C1-set V-set	heteromer asymmetric	link
4k9z	PUTATIVE THIOL-DISULFIDE OXIDOREDUCTASE	Bacteroides vulgatus	Redoxin	homomer dihedral	link
4kam	O-ACETYLHOMOSERINE SULFHYDRYLASE METC	Mycobacterium marinum	Cys_Met_Meta_PP	homomer dihedral	link
4kbb	BOTULINUM NEUROTOXIN TYPE B SYNAPTOTAGMIN-2	Clostridium botulinum Mus musculus	Toxin_R_bind_C Toxin_R_bind_N	monomer asymmetric	link
4kbx	UNCHARACTERIZED PROTEIN YHFX	Escherichia coli	Ala_racemase_N	homomer cyclic	link
4kc5	RHIE PROTEIN	Paraburkholderia rhizoxinica	Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
4kct	PYRUVATE KINASE 1	Trypanosoma brucei	PK PK_C	homomer dihedral	link
4ke2	TYPE I HYPERACTIVE ANTIFREEZE PROTEIN	Pseudopleuronectes americanus	-	homomer cyclic	link
4kem	MANDELATE RACEMASE/MUCONATE LACTONIZING ENZYME	Azospirillum lipoferum	MR_MLE_C	homomer cyclic	link
4kgd	PYRUVATE OXIDASE	Lactobacillus plantarum	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer dihedral	link
4kht	8066 HEAVY CHAIN 8066 LIGHT CHAIN	Homo sapiens	C1-set V-set	heteromer asymmetric	link
4kik	INHIBITOR OF NUCLEAR FACTOR KAPPA-B KINASE SUBUNIT BETA	Homo sapiens	Pkinase	homomer cyclic	link
4kjr	CATION EXCHANGER YFKE	Bacillus subtilis	Na_Ca_ex	homomer cyclic	link
4kmr	TRANSCRIPTIONAL REGULATOR, LACI FAMILY	Sanguibacter keddieii	Peripla_BP_3	homomer cyclic	link
4kn8	THERMOSTABLE NPPASE	Geobacillus stearothermophilus	Hydrolase_6 Hydrolase_like	homomer cyclic	link
4knu	MULTICOPPER OXIDASE TYPE 1	Nitrosomonas europaea	Cu-oxidase_3	homomer cyclic	link
4kp3	RILP-LIKE PROTEIN 2	Mus musculus	-	heteromer cyclic	link
4kpr	THIOREDOXIN REDUCTASE 1, CYTOPLASMIC	Rattus norvegicus	-	homomer cyclic	link
4kq6	6,7-DIMETHYL-8-RIBITYLLUMAZINE SYNTHASE	[Candida] glabrata	DMRL_synthase	homomer cyclic	link
4kq7	HYPOTHETICAL PROTEIN	Bacteroides uniformis	DUF2961	homomer dihedral	link
4kqw	KETOL-ACID REDUCTOISOMERASE	Slackia exigua	IlvC IlvN	homomer cyclic	link
4krw	RSMN, A RNA-BINDING PROTEIN OF REGULATOR OF SECONDARY METABOLISM	Pseudomonas aeruginosa	CsrA	homomer cyclic	link
4ksi	LEUCINE AMINOPEPTIDASE 1, CHLOROPLASTIC	Solanum lycopersicum	Peptidase_M17 Peptidase_M17_N	homomer dihedral	link
4ksn	SDBC	Legionella pneumophila	-	homomer dihedral	link
4kt0	PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A1 PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2	Synechocystis sp. PCC 6803	PsaA_PsaB	heteromer asymmetric	link
4kt0	PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2 PHOTOSYSTEM I REACTION CENTER SUBUNIT IV	Synechocystis sp. PCC 6803	PSI_PsaE PsaA_PsaB	heteromer asymmetric	link
4kt5	GRLR	Escherichia coli	GrlR	heteromer asymmetric	link
4ktb	PUTATIVE UNCHARACTERIZED PROTEIN	Jonesia denitrificans	DUF4916	homomer dihedral	link
4ktp	GLYCOSIDE HYDROLASE FAMILY 65 CENTRAL CATALYTIC	[Bacillus] selenitireducens	Glyco_hydro_65C Glyco_hydro_65N Glyco_hydro_65m	homomer cyclic	link
4ku0	TAIL-ASSOCIATED LYSOZYME UNCHARACTERIZED 10.2 KDA PROTEIN IN SEGC-GP6 INTERGENIC REGION	Escherichia virus T4	PAAR_motif	heteromer asymmetric	link
4ku0	TAIL-ASSOCIATED LYSOZYME	Escherichia virus T4	Gp5_C	heteromer asymmetric	link
4kw2	UNCHARACTERIZED PROTEIN	Parabacteroides distasonis	AP_endonuc_2	homomer cyclic	link
4kwd	ARISTOLOCHENE SYNTHASE	Aspergillus terreus	-	homomer cyclic	link
4kxv	TRANSKETOLASE	Homo sapiens	Transket_pyr Transketolase_C Transketolase_N	homomer cyclic	link
4ky4	BIFUNCTIONAL DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE	Toxoplasma gondii	DHFR_1 Thymidylat_synt	homomer cyclic	link
4ky9	BAND 3 ANION TRANSPORT PROTEIN	Homo sapiens	Band_3_cyto	homomer cyclic	link
4kyt	CARDIAC PHOSPHOLAMBAN SERCA1A	Canis lupus Oryctolagus cuniculus	Cation_ATPase Cation_ATPase_C Cation_ATPase_N E1-E2_ATPase Hydrolase_3 Phospholamban	heteromer asymmetric	link
4l07	HYDROLASE, ISOCHORISMATASE FAMILY	Pseudomonas putida	Isochorismatase	homomer dihedral	link
4l0r	CENTROSOMAL PROTEIN OF 57 KDA	Homo sapiens	Cep57_MT_bd	homomer cyclic	link
4l2w	RHO-ASSOCIATED PROTEIN KINASE 1	Homo sapiens	-	homomer cyclic	link
4l4q	S-ADENOSYLMETHIONINE SYNTHASE	Thermococcus kodakarensis	AdoMet_Synthase	homomer dihedral	link
4l5j	TRANSCRIPTIONAL REGULATOR LSRR	Escherichia coli	Sugar-bind	homomer cyclic	link
4l63	ECXB	Escherichia coli	Enterotoxin_b	heteromer asymmetric	link
4l69	RIBOSOMAL RNA SMALL SUBUNIT METHYLTRANSFERASE E	Mycobacterium tuberculosis	Methyltrans_RNA	homomer cyclic	link
4l6d	5-CARBOXYVANILLATE DECARBOXYLASE	Sphingomonas paucimobilis	Amidohydro_2	homomer cyclic	link
4l80	HPCH/HPAI ALDOLASE	Chloroflexus aurantiacus	HpcH_HpaI	homomer dihedral	link
4l82	RIFEA.00250.A	Rickettsia felis	Flavin_Reduct	homomer cyclic	link
4l8h	COAT PROTEIN	Escherichia virus Qbeta	Levi_coat	homomer cyclic	link
4l8j	PUTATIVE EFFLUX TRANSPORTER	Bacteroides eggerthii	HlyD_D23	homomer cyclic	link
4l8p	BILE ACID 7A-DEHYDRATASE, BAIE	[Clostridium] hiranonis	SnoaL_4	homomer cyclic	link
4l9b	RECEPTOR BINDING PROTEIN	Lactococcus phage 1358	-	homomer cyclic	link
4l9i	RHODOPSIN KINASE	Bos taurus	Pkinase RGS	homomer cyclic	link
4l9p	CAAX FARNESYLTRANSFERASE BETA SUBUNIT RAM1 LYS-CYS-VAL-VAL-MET (CAAX PEPTIDE)	Aspergillus fumigatus	Prenyltrans	heteromer asymmetric	link
4l9u	RAS GUANYL-RELEASING PROTEIN 1	Homo sapiens	-	homomer cyclic	link
4l9z	MALYL-COA LYASE	Rhodobacter sphaeroides	HpcH_HpaI	homomer dihedral	link
4lb8	UNCHARACTERIZED PROTEIN	Bacteroides thetaiotaomicron	DUF4848	homomer cyclic	link
4lbh	5-CHLORO-2-HYDROXYHYDROQUINONE DEHYDROCHLORINASE (TFTG)	Burkholderia cepacia	YCII	homomer dihedral	link
4lcj	C-TERMINAL-BINDING PROTEIN 2	Homo sapiens	2-Hacid_dh_C	homomer cyclic	link
4lcq	DIHYDROPYRIMIDINASE	Tetraodon nigroviridis	Amidohydro_1	homomer dihedral	link
4ld7	DIMETHYLALLYL TRYPTOPHAN SYNTHASE	Aspergillus fischeri	Trp_DMAT	homomer dihedral	link
4ld8	MATRIX PROTEIN VP40	Sudan ebolavirus	VP40	homomer cyclic	link
4ldq	METHYLTHIORIBOSE-1-PHOSPHATE ISOMERASE	Homo sapiens	IF-2B	homomer cyclic	link
4ldu	AUXIN RESPONSE FACTOR 5	Arabidopsis thaliana	Auxin_resp B3	homomer cyclic	link
4ldv	AUXIN RESPONSE FACTOR 1	Arabidopsis thaliana	Auxin_resp B3	homomer cyclic	link
4le5	S-ADENOSYLMETHIONINE SYNTHETASE	Campylobacter jejuni	S-AdoMet_synt_C S-AdoMet_synt_M S-AdoMet_synt_N	homomer cyclic	link
4le6	ORGANOPHOSPHORUS HYDROLASE	Pseudomonas pseudoalcaligenes	Lactamase_B	homomer cyclic	link
4lfu	REGULATORY PROTEIN SDIA	Escherichia coli	Autoind_bind GerE	homomer cyclic	link
4lgo	VOMPD	Bartonella quintana	YadA_stalk	homomer cyclic	link
4lh8	TRIAZINE HYDROLASE	Paenarthrobacter aurescens	Amidohydro_1	homomer cyclic	link
4lh9	HETEROCYST DIFFERENTIATION CONTROL PROTEIN	Nostoc sp. PCC 7120	HetR_C	homomer dihedral	link
4lhb	MOLYBDOPTERIN ADENYLYLTRANSFERASE	Pyrococcus furiosus	MoCF_biosynth	homomer dihedral	link
4lhp	FG41 MALONATE SEMIALDEHYDE DECARBOXYLASE	coryneform bacterium	Tautomerase_2	homomer cyclic	link
4lhr	DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDOHYDROLASE	Burkholderia thailandensis	dUTPase	homomer cyclic	link
4lid	A-100	Sulfolobus spindle-shaped virus 1	DUF5517	homomer dihedral	link
4lij	FAR UPSTREAM ELEMENT-BINDING PROTEIN 1	Homo sapiens	KH_1	homomer asymmetric	link
4lir	NUCLEOPORIN NUP53	Homo sapiens	Nup35_RRM	homomer cyclic	link
4lku	LARGE-CONDUCTANCE MECHANOSENSITIVE CHANNEL	Escherichia coli	-	homomer cyclic	link
4ll7	SWI5-DEPENDENT HO EXPRESSION PROTEIN 3	Saccharomyces cerevisiae	SHE3	homomer cyclic	link
4lm6	CRYPTOPHYTE PHYCOCYANIN ALPHA CHAIN CRYPTOPHYTE PHYCOCYANIN BETA CHAIN	Hemiselmis virescens	Phycobilisome Phycoerythr_ab	heteromer cyclic	link
4lmi	UNCHARACTERIZED PROTEIN	Kribbella flavida	SnoaL_2	homomer cyclic	link
4lms	CRYPTOPHYTE PHYCOCYANIN (ALPHA-1 CHAIN) CRYPTOPHYTE PHYCOCYANIN (BETA CHAIN)	Chroomonas sp.	Phycobilisome Phycoerythr_ab	heteromer asymmetric	link
4loc	PYRUVATE CARBOXYLASE	Rhizobium etli	HMGL-like PYC_OADA	homomer dihedral	link
4lon	HTH-TYPE TRANSCRIPTIONAL REGULATOR CYSB	Salmonella enterica	LysR_substrate	homomer cyclic	link
4low	ACRAF	Thiomonas intermedia	Pterin_4a	homomer cyclic	link
4lp8	INWARD RECTIFIER POTASSIUM CHANNEL KIRBAC3.1	Magnetospirillum magnetotacticum	IRK	homomer cyclic	link
4lqb	UNCHARACTERIZED PROTEIN	Kribbella flavida	Glyoxalase_6	homomer cyclic	link
4lqc	TCPB	Brucella melitensis	TIR_2	homomer cyclic	link
4lqx	TENA/THI-4 DOMAIN-CONTAINING PROTEIN	Saccharolobus solfataricus	TENA_THI-4 zf-C2H2_9	homomer cyclic	link
4lrt	4-HYDROXY-2-OXOVALERATE ALDOLASE	Thermomonospora curvata	DmpG_comm HMGL-like	heteromer cyclic	link
4lrv	DNA SULFUR MODIFICATION PROTEIN DNDE	Escherichia coli	-	homomer dihedral	link
4lrv	DNA SULFUR MODIFICATION PROTEIN DNDE	Escherichia coli	DndE	homomer dihedral	link
4lrz	PTS-DEPENDENT DIHYDROXYACETONE KINASE OPERON REGULATORY PROTEIN	Escherichia coli	-	heteromer cyclic	link
4ls7	3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE 2	Bacillus subtilis	Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
4ls9	DHH FAMILY PROTEIN	Mycolicibacterium smegmatis	DHH DHHA1	homomer cyclic	link
4lsb	LYASE/MUTASE	Burkholderia cenocepacia	PEP_mutase	homomer cyclic	link
4ltb	TRIPARTITE MOTIF-CONTAINING 25 VARIANT	Homo sapiens	-	homomer cyclic	link
4ltn	NADH-DEPENDENT FMN REDUCTASE	EDTA-degrading bacterium BNC1	FMN_red	homomer dihedral	link
4lub	PUTATIVE PREPHENATE DEHYDRATASE	Streptococcus mutans	PDT	homomer cyclic	link
4lvf	NICOTINAMIDE PHOSPHORIBOSYLTRANSFERASE	Homo sapiens	NAPRTase	homomer cyclic	link
4lvn	NIMP.M7 FAB HEAVY CHAIN NIMP.M7 FAB LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4lw4	CYSTEINE SULFINATE DESULFINASE	Escherichia coli	Aminotran_5	heteromer cyclic	link
4lx3	DNA POLYMERASE III, ALPHA SUBUNIT NUCLEIC ACID BINDING, OB-FOLD, TRNA/HELICASE-TYPE	Nostoc punctiforme	-	heteromer asymmetric	link
4lxf	TREHALOSE SYNTHASE	Mycobacterium tuberculosis	Alpha-amylase Malt_amylase_C	homomer dihedral	link
4lxg	MCP HYDROLASE	Sphingomonas wittichii	Abhydrolase_1	homomer cyclic	link
4lxr	PROTEIN SPAETZLE C-106 PROTEIN TOLL	Drosophila melanogaster	LRRNT LRR_1 LRR_5 LRR_8 Spaetzle	heteromer asymmetric	link
4lxr	PROTEIN SPAETZLE C-106 PROTEIN TOLL	Drosophila melanogaster	LRRNT LRR_1 LRR_5 LRR_8	heteromer asymmetric	link
4lzk	PIXA INCLUSION BODY PROTEIN	Burkholderia cenocepacia	-	homomer dihedral	link
4m0q	MEMBRANE-ASSOCIATED PROTEIN VP24	Zaire ebolavirus	Filo_VP24	homomer cyclic	link
4m1g	MURINE IGG2A A27D7 HEAVY CHAIN FAB DOMAIN MURINE IGG2A A27D7 LIGHT CHAIN FAB DOMAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4m1x	UNCHARACTERIZED PROTEIN 201PHI2-1P060	Pseudomonas phage 201phi2-1	-	homomer cyclic	link
4m20	UNCHARACTERIZED PROTEIN	Staphylococcus aureus	4HBT	homomer dihedral	link
4m37	PROTEIN ARGININE N-METHYLTRANSFERASE 7	Trypanosoma brucei	PrmA	homomer cyclic	link
4m38	HISTONE H4 PROTEIN ARGININE N-METHYLTRANSFERASE 7	Homo sapiens Trypanosoma brucei	PrmA	homomer cyclic	link
4m3h	COPPER OXIDASE	Streptomyces sviceus	Cu-oxidase_2 Cu-oxidase_3	homomer cyclic	link
4m44	HEMAGGLUTININ HA1 HEMAGGLUTININ HA2	Influenza B virus	Hemagglutinin	heteromer cyclic	link
4m44	HEMAGGLUTININ HA2	Influenza B virus	Hemagglutinin	heteromer cyclic	link
4m62	GEP2 FV HEAVY CHAIN	Homo sapiens	V-set	heteromer cyclic	link
4m6b	CHIMERA PROTEIN OF HISTONE H2B.1 AND HISTONE H2A.Z HELICASE SWR1	Saccharomyces cerevisiae	Histone Histone_H2A_C	heteromer asymmetric	link
4m6r	METHYLTHIORIBULOSE-1-PHOSPHATE DEHYDRATASE	Homo sapiens	Aldolase_II	homomer cyclic	link
4m75	U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM1 U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM4	Saccharomyces cerevisiae	LSM	heteromer asymmetric	link
4m7c	TELOMERIC REPEAT-BINDING FACTOR 2	Homo sapiens	TRF	homomer cyclic	link
4m7d	U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM2 U6 SNRNA-ASSOCIATED SM-LIKE PROTEIN LSM3	Saccharomyces cerevisiae	LSM	heteromer asymmetric	link
4m98	PILIN GLYCOSYLATION PROTEIN	Neisseria gonorrhoeae	Hexapep	homomer cyclic	link
4m9c	BACTERIAL TRANSFERASE HEXAPEPTIDE (THREE REPEATS) FAMILY PROTEIN	Acinetobacter baumannii	-	homomer cyclic	link
4m9c	BACTERIAL TRANSFERASE HEXAPEPTIDE (THREE REPEATS) FAMILY PROTEIN	Acinetobacter baumannii	Hexapep	homomer cyclic	link
4maf	ATP SULFURYLASE	Glycine max	ATP-sulfurylase PUA_2	homomer cyclic	link
4mak	CRISPR-ASSOCIATED ENDORIBONUCLEASE CAS2	Escherichia coli	Cas_Cas2CT1978	homomer cyclic	link
4mam	PHOSPHORIBOSYLAMINOIMIDAZOLE CARBOXYLASE, ATPASE SUBUNIT	Francisella tularensis	ATP-grasp	homomer cyclic	link
4may	HY.1B11 TCR ALPHA CHAIN MHC CLASS II HLA-DQ-ALPHA CHAIN UL15 PEPTIDE-HY.1B11 TCR BETA CHAIN, CHIMERIC CONSTRUCT	Homo sapiens Homo sapiens,unidentified herpesvirus	C1-set DUF1968 MHC_II_alpha V-set	heteromer asymmetric	link
4may	MHC CLASS II HLA-DQ-ALPHA CHAIN UL15 PEPTIDE-HY.1B11 TCR BETA CHAIN, CHIMERIC CONSTRUCT	Homo sapiens Homo sapiens,unidentified herpesvirus	C1-set MHC_II_alpha V-set	heteromer asymmetric	link
4mb8	URICASE	unclassified Mammalia	Uricase	homomer dihedral	link
4mbq	MOTILITY PROTEIN FIMV	Pseudomonas aeruginosa	TPR_19	homomer asymmetric	link
4mby	MAJOR CAPSID PROTEIN VP1	African green monkey polyomavirus	Polyoma_coat	homomer cyclic	link
4mcj	UNCHARACTERIZED PROTEIN	Parabacteroides distasonis	Nuc_deoxyri_tr2	homomer cyclic	link
4mcw	METAL DEPENDENT PHOSPHOHYDROLASE	Persephonella marina	GAF HD	homomer cyclic	link
4me7	MRNA INTERFERASE ENDOA	Bacillus subtilis	PemK_toxin	heteromer cyclic	link
4mea	PREDICTED PROTEIN	Acinetobacter nosocomialis	Abhydrolase_1	homomer cyclic	link
4mer	STREPTOCOCCAL HISTIDINE-RICH GLYCOPROTEIN INTERACTING PROTEIN	Streptococcus pyogenes	DUF4298	homomer dihedral	link
4mf4	HPCH/HPAI ALDOLASE/CITRATE LYASE FAMILY PROTEIN	Burkholderia cenocepacia	HpcH_HpaI	homomer dihedral	link
4mfv	BETA-CATENIN-LIKE PROTEIN 1	Homo sapiens	CTNNBL	homomer cyclic	link
4mg3	PROTEASE 2A	Enterovirus A	Pico_P2A	homomer cyclic	link
4mg4	PHOSPHONOMUTASE	Burkholderia cenocepacia	PEP_mutase	homomer cyclic	link
4mh1	SORBOSE DEHYDROGENASE	Ketogulonicigenium vulgare	PQQ_2	homomer cyclic	link
4mhx	N-SULPHOGLUCOSAMINE SULPHOHYDROLASE	Homo sapiens	DUF4976 Sulfatase	homomer cyclic	link
4mi2	PUTATIVE ENOYL-COA HYDRATASE/ISOMERASE	Mycobacteroides abscessus	ECH_1	homomer cyclic	link
4mi8	BCL-2 HOMOLOG (GENE 16?) BECLIN-1	Homo sapiens Murid gammaherpesvirus 4	BH3 Bcl-2_3	heteromer asymmetric	link
4mif	PYRANOSE 2-OXIDASE	Phanerochaete chrysosporium	GMC_oxred_C	homomer dihedral	link
4mig	PYRANOSE 2-OXIDASE	Phanerochaete chrysosporium	GMC_oxred_C	homomer dihedral	link
4min	INOSITOL 2-DEHYDROGENASE/D-CHIRO-INOSITOL 3-DEHYDROGENASE	Lactobacillus casei	GFO_IDH_MocA	homomer dihedral	link
4mjt	MONALYSIN	Pseudomonas entomophila	BB_PF	homomer cyclic	link
4mjz	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE	Toxoplasma gondii	OMPdecase	homomer cyclic	link
4ml9	UNCHARACTERIZED PROTEIN	Sebaldella termitidis	His_biosynth	homomer cyclic	link
4mmo	SSO-CP2 METALLO-CARBOXYPETIDASE	Saccharolobus solfataricus	Peptidase_M20	homomer cyclic	link
4mms	FUSION GLYCOPROTEIN F1 FUSED WITH FIBRITIN TRIMERIZATION DOMAIN FUSION GLYCOPROTEIN F2	Escherichia virus T4,Human orthopneumovirus Human orthopneumovirus	Fusion_gly	heteromer cyclic	link
4mms	FUSION GLYCOPROTEIN F1 FUSED WITH FIBRITIN TRIMERIZATION DOMAIN	Escherichia virus T4,Human orthopneumovirus	Fusion_gly	heteromer cyclic	link
4mob	ACYL-COENZYME A THIOESTERASE 12	Homo sapiens	4HBT	homomer cyclic	link
4mod	HR1 OF S PROTEIN, LINKER, HR2 OF S PROTEIN	synthetic construct,Middle East respiratory syndrome-related coronavirus	Corona_S2	homomer cyclic	link
4moz	FRUCTOSE-BISPHOSPHATE ALDOLASE	Slackia heliotrinireducens	DeoC	homomer cyclic	link
4mp8	PUTATIVE ORNITHINE CYCLODEAMINASE	Staphylococcus aureus	OCD_Mu_crystall	homomer cyclic	link
4mq0	PARKIA BIGLOBOSA LECTIN (PBL)	Parkia biglobosa	Jacalin	homomer cyclic	link
4mrs	ABC TRANSPORTER RELATED PROTEIN	Novosphingobium aromaticivorans	ABC_membrane ABC_tran	homomer cyclic	link
4ms4	GAMMA-AMINOBUTYRIC ACID TYPE B RECEPTOR SUBUNIT 1 GAMMA-AMINOBUTYRIC ACID TYPE B RECEPTOR SUBUNIT 2	Homo sapiens	ANF_receptor	heteromer asymmetric	link
4msv	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 6	Homo sapiens	TNF	heteromer cyclic	link
4mt4	CMEC	Campylobacter jejuni	OEP	homomer cyclic	link
4mt8	ETHYLENE RESPONSE SENSOR 1	Arabidopsis thaliana	HisKA	homomer cyclic	link
4mtd	ZINC UPTAKE REGULATION PROTEIN	Escherichia coli	FUR	homomer cyclic	link
4mtm	PUTATIVE TAIL FIBER PROTEIN	Acinetobacter virus AP22	-	homomer cyclic	link
4mu1	IMIDAZOLEGLYCEROL-PHOSPHATE DEHYDRATASE 2, CHLOROPLASTIC	Arabidopsis thaliana	IGPD	homomer octahedral	link
4muo	UNCHARACTERIZED PROTEIN YBIB	Escherichia coli	Glycos_trans_3N	homomer cyclic	link
4mv2	PLU4264	Photorhabdus laumondii	Cupin_2	homomer cyclic	link
4mwa	4-HYDROXY-3-METHYLBUT-2-EN-1-YL DIPHOSPHATE SYNTHASE	Bacillus anthracis	GcpE	homomer cyclic	link
4mx2	ADENYLOSUCCINATE LYASE	Leishmania donovani	ASL_C Lyase_1	homomer dihedral	link
4mxm	TRANSCRIPTIONAL REGULATOR I2	Pseudomonas fluorescens	TetR_N	homomer cyclic	link
4myb	2-C-METHYL-D-ERYTHRITOL 4-PHOSPHATE CYTIDYLYLTRANSFERASE	Francisella tularensis	IspD	homomer cyclic	link
4myk	FORMIMINOGLUTAMASE	Trypanosoma cruzi	Arginase	homomer cyclic	link
4myy	CURG, CURH FUSION PROTEIN	Moorea producens	-	homomer cyclic	link
4myz	CURK, CURL FUSION PROTEIN	Moorea producens	-	homomer cyclic	link
4mz0	CURL	Moorea producens	Acyl_transf_1 KAsynt_C_assoc Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
4mz7	DEOXYNUCLEOSIDE TRIPHOSPHATE TRIPHOSPHOHYDROLASE SAMHD1	Homo sapiens	HD	homomer dihedral	link
4mzy	NICOTINATE PHOSPHORIBOSYLTRANSFERASE	Enterococcus faecalis	NAPRTase	homomer cyclic	link
4n02	ISOPENTENYL-DIPHOSPHATE DELTA-ISOMERASE	Streptococcus pneumoniae	FMN_dh	homomer cyclic	link
4n0v	GLUTATHIONE S-TRANSFERASE, N-TERMINAL DOMAIN	Marinobacter hydrocarbonoclasticus	GST_C_3 GST_N_2	homomer cyclic	link
4n2x	DL-2-HALOACID DEHALOGENASE	Methylobacterium sp. CPA1	DehI	homomer dihedral	link
4n3y	RAB GTPASE-BINDING EFFECTOR PROTEIN 1 RAB5 GDP/GTP EXCHANGE FACTOR	Homo sapiens	Rab5-bind	heteromer asymmetric	link
4n3y	RAB GTPASE-BINDING EFFECTOR PROTEIN 1	Homo sapiens	Rab5-bind	heteromer asymmetric	link
4n4j	HYDROXYLAMINE OXIDOREDUCTASE	Candidatus Kuenenia stuttgartiensis	Multi-haem_cyto	homomer cyclic	link
4n4n	HYDROXYLAMINE OXIDOREDUCTASE	Nitrosomonas europaea	-	heteromer cyclic	link
4n4n	HYDROXYLAMINE OXIDOREDUCTASE	Nitrosomonas europaea	Multi-haem_cyto	heteromer cyclic	link
4n4r	LPS-ASSEMBLY LIPOPROTEIN LPTE LPS-ASSEMBLY PROTEIN LPTD	Salmonella enterica	LptE OstA_C	heteromer asymmetric	link
4n5b	PHOSPHOPROTEIN	Nipah henipavirus	Paramyx_P_V_C	homomer cyclic	link
4n6a	SERINE ACETYLTRANSFERASE APOENZYME	Glycine max	Hexapep SATase_N	homomer cyclic	link
4n6f	PUTATIVE THIOSUGAR SYNTHASE	Amycolatopsis orientalis	ThiG	homomer cyclic	link
4n6o	CYSTATIN-M LEGUMAIN	Homo sapiens	Cystatin Peptidase_C13	heteromer asymmetric	link
4n72	PYRUVATE DEHYDROGENASE (DIHYDROLIPOYLTRANSACETYLASE COMPONENT)	Escherichia coli	2-oxoacid_dh	homomer cyclic	link
4n7v	CENTROSOMAL PROTEIN OF 152 KDA SERINE/THREONINE-PROTEIN KINASE PLK4	Homo sapiens	Plk4_PB1 Plk4_PB2	heteromer asymmetric	link
4n7v	SERINE/THREONINE-PROTEIN KINASE PLK4	Homo sapiens	Plk4_PB1 Plk4_PB2	heteromer asymmetric	link
4n81	INOSITOL MONOPHOSPHATASE	Zymomonas mobilis	Inositol_P	homomer cyclic	link
4n83	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE SUBUNIT BETA	Streptococcus sanguinis	Ribonuc_red_sm	homomer cyclic	link
4n8c	HEAVY CHAIN OF MONOCLONAL ANTIBODY LIGHT CHAIN OF MONOCLONAL ANTIBODY	Mus musculus	C1-set V-set	heteromer asymmetric	link
4n8m	NUCLEOPHOSMIN	Mus musculus	Nucleoplasmin	homomer cyclic	link
4n9o	MAJOR PRION PROTEIN NANOBODY NB484	Homo sapiens Lama glama	Prion V-set	heteromer asymmetric	link
4ndj	GREEN FLUORESCENT PROTEIN, CHIMERIC CONSTRUCT,GFP-LIKE FLUORESCENT CHROMOPROTEIN FP506, RELATED	Eimeria acervulina,Aequorea victoria	GFP Homeobox	homomer cyclic	link
4ndn	S-ADENOSYLMETHIONINE SYNTHASE ISOFORM TYPE-2	Homo sapiens	S-AdoMet_synt_C S-AdoMet_synt_M S-AdoMet_synt_N	heteromer cyclic	link
4ndo	MOLYBDENUM STORAGE PROTEIN SUBUNIT ALPHA	Azotobacter vinelandii	AA_kinase	heteromer cyclic	link
4ndo	MOLYBDENUM STORAGE PROTEIN SUBUNIT BETA	Azotobacter vinelandii	AA_kinase	heteromer cyclic	link
4ne3	CENTROMERE PROTEIN S	Homo sapiens	CENP-S	heteromer cyclic	link
4nek	ENOYL-COA HYDRATASE/CARNITHINE RACEMASE	Magnetospirillum magneticum	ECH_1	homomer dihedral	link
4ng2	UNCHARACTERIZED PROTEIN	Pseudomonas aeruginosa	-	heteromer asymmetric	link
4nif	MITOGEN-ACTIVATED PROTEIN KINASE 1 RIBOSOMAL PROTEIN S6 KINASE ALPHA-1	Homo sapiens	Pkinase	heteromer cyclic	link
4njm	D-3-PHOSPHOGLYCERATE DEHYDROGENASE, PUTATIVE	Entamoeba histolytica	2-Hacid_dh_C	homomer cyclic	link
4njx	HISTIDINE TRIAD NUCLEOTIDE-BINDING PROTEIN 2, MITOCHONDRIAL	Homo sapiens	HIT	homomer cyclic	link
4njy	HISTIDINE TRIAD NUCLEOTIDE-BINDING PROTEIN 2, MITOCHONDRIAL	Homo sapiens	HIT	homomer cyclic	link
4nkj	HEMAGGLUTININ HA2	Influenza B virus	Hemagglutinin	homomer cyclic	link
4nkp	PUTATIVE EXTRACELLULAR HEME-BINDING PROTEIN	Desulfovibrio piger	Haem_degrading	homomer dihedral	link
4nle	ADENYLOSUCCINATE LYASE	Mycolicibacterium smegmatis	ADSL_C Lyase_1	homomer dihedral	link
4nm0	AXIN-1 GLYCOGEN SYNTHASE KINASE-3 BETA	Homo sapiens	Pkinase	heteromer asymmetric	link
4nmi	ECTD	Virgibacillus salexigens	PhyH	homomer cyclic	link
4nmx	PROPROTEIN CONVERTASE SUBTILISIN/KEXIN TYPE 9	Homo sapiens	Inhibitor_I9 Peptidase_S8	heteromer asymmetric	link
4nn1	TRANSCRIPTIONAL REGULATOR	Mycobacterium tuberculosis	TetR_N	homomer cyclic	link
4nnq	-	-	-	homomer cyclic	link
4noc	PUTATIVE SIGNAL TRANSDUCTION PROTEIN WITH CBS DOMAINS	Kribbella flavida	CBS	homomer cyclic	link
4noo	PUTATIVE UNCHARACTERIZED PROTEIN VGRG PROTEIN	Vibrio cholerae	-	heteromer asymmetric	link
4npi	2-AMINOMUCONATE 6-SEMIALDEHYDE DEHYDROGENASE	Pseudomonas fluorescens	Aldedh	homomer dihedral	link
4nq3	CYANURIC ACID AMIDOHYDROLASE	Azorhizobium caulinodans	Amido_AtzD_TrzD	homomer dihedral	link
4nqf	NUCLEOTIDYLTRANSFERASE	Agrobacterium fabrum	HEPN	homomer cyclic	link
4nqj	E3 UBIQUITIN-PROTEIN LIGASE TRIM69	Homo sapiens	-	homomer dihedral	link
4nql	AMSH-LIKE PROTEASE SST2 UBIQUITIN	Mus musculus Schizosaccharomyces pombe	JAB ubiquitin	heteromer asymmetric	link
4nqw	ANTI-SIGMA-K FACTOR RSKA ECF RNA POLYMERASE SIGMA FACTOR SIGK	Mycobacterium tuberculosis	Sigma70_r2 Sigma70_r4	heteromer asymmetric	link
4nsm	COLLAGEN-LIKE PROTEIN SCLB	Streptococcus pyogenes	-	homomer cyclic	link
4nso	EFFECTOR PROTEIN IMMUNITY PROTEIN	Vibrio cholerae	-	heteromer cyclic	link
4ntc	GLIT	Aspergillus fumigatus	Pyr_redox_2	homomer cyclic	link
4ntd	THIOREDOXIN REDUCTASE	Streptomyces clavuligerus	Pyr_redox_2	homomer cyclic	link
4ntk	6-CARBOXY-5,6,7,8-TETRAHYDROPTERIN SYNTHASE	Escherichia coli	-	homomer dihedral	link
4nv1	FORMYLTRANSFERASE	Francisella tularensis	Formyl_trans_N	homomer cyclic	link
4nwp	PUTATIVE UNCHARACTERIZED PROTEIN UNCHARACTERIZED PROTEIN	Pseudomonas aeruginosa Pyrococcus horikoshii	Cob_adeno_trans	heteromer tetrahedral	link
4nwp	PUTATIVE UNCHARACTERIZED PROTEIN	Pyrococcus horikoshii	Cob_adeno_trans	heteromer tetrahedral	link
4nwp	UNCHARACTERIZED PROTEIN	Pseudomonas aeruginosa	-	heteromer tetrahedral	link
4nzp	ARGININOSUCCINATE SYNTHASE	Campylobacter jejuni	Arginosuc_synth	homomer dihedral	link
4o0l	NADPH-DEPENDENT 3-QUINUCLIDINONE REDUCTASE	Rhodotorula mucilaginosa	adh_short_C2	homomer dihedral	link
4o1k	CARBONIC ANHYDRASE	Sordaria macrospora	Pro_CA	homomer dihedral	link
4o21	CAMP-DEPENDENT PROTEIN KINASE CATALYTIC SUBUNIT ALPHA THIO-PHOSPHORYLATED PEPTIDE PSP20	Homo sapiens Mus musculus	PKI Pkinase	heteromer asymmetric	link
4o6y	PROBABLE TRANSMEMBRANE ASCORBATE FERRIREDUCTASE 2	Arabidopsis thaliana	Cytochrom_B561	homomer cyclic	link
4o7h	GLUTATHIONE S-TRANSFERASE	Rhodospirillum rubrum	GST_C_2 GST_N_3	homomer cyclic	link
4o8w	SPORE GERMINATION PROTEIN	Geobacillus kaustophilus	GerD	homomer asymmetric	link
4o9k	ARABINOSE 5-PHOSPHATE ISOMERASE	Methylococcus capsulatus	CBS	homomer cyclic	link
4ob0	COBALT-CONTAINING NITRILE HYDRATASE SUBUNIT ALPHA COBALT-CONTAINING NITRILE HYDRATASE SUBUNIT BETA	Pseudonocardia thermophila	NHase_alpha NHase_beta	heteromer asymmetric	link
4obu	PYRIDOXAL-DEPENDENT DECARBOXYLASE DOMAIN PROTEIN	[Ruminococcus] gnavus	Pyridoxal_deC	homomer cyclic	link
4oc8	RESTRICTION ENDONUCLEASE ASPBHI	Azoarcus sp. BH72	Mrr_cat	homomer cyclic	link
4oc9	PUTATIVE O-ACETYLHOMOSERINE (THIOL)-LYASE	Campylobacter jejuni	Cys_Met_Meta_PP	homomer dihedral	link
4od9	CATHEPSIN D HEAVY CHAIN CATHEPSIN D LIGHT CHAIN	Homo sapiens	Asp	heteromer cyclic	link
4odj	S-ADENOSYLMETHIONINE SYNTHASE	Cryptosporidium hominis	S-AdoMet_synt_C S-AdoMet_synt_M S-AdoMet_synt_N	homomer cyclic	link
4oel	DIPEPTIDYL PEPTIDASE 1 HEAVY CHAIN DIPEPTIDYL PEPTIDASE 1 LIGHT CHAIN	Homo sapiens	CathepsinC_exc Peptidase_C1	heteromer cyclic	link
4ofi	KIN OF IRRE, ISOFORM A	Drosophila melanogaster	V-set	homomer cyclic	link
4ogd	SUCCINATE-SEMIALDEHYDE DEHYDROGENASE	Streptococcus pyogenes	Aldedh	homomer cyclic	link
4ogq	CYTOCHROME B6-F COMPLEX SUBUNIT 5 CYTOCHROME B6-F COMPLEX SUBUNIT 7	Nostoc sp. PCC 7120	PetG PetM	heteromer cyclic	link
4ogq	CYTOCHROME B6 CYTOCHROME B6-F COMPLEX IRON-SULFUR SUBUNIT 1	Nostoc sp. PCC 7120	CytB6-F_Fe-S Cytochrome_B Rieske	heteromer cyclic	link
4ogq	CYTOCHROME B6 CYTOCHROME B6-F COMPLEX SUBUNIT 5	Nostoc sp. PCC 7120	Cytochrome_B PetG	heteromer cyclic	link
4ogq	CYTOCHROME B6	Nostoc sp. PCC 7120	Cytochrome_B	heteromer cyclic	link
4oh8	RAS ASSOCIATION DOMAIN-CONTAINING PROTEIN 5 SERINE/THREONINE-PROTEIN KINASE 4	Homo sapiens	Mst1_SARAH Nore1-SARAH	heteromer asymmetric	link
4oj5	TAILSPIKE PROTEIN	Escherichia virus CBA120	Tail_spike_N	homomer cyclic	link
4oje	EFF-1A	Caenorhabditis elegans	EFF-AFF	homomer cyclic	link
4ojk	CGMP-DEPENDENT PROTEIN KINASE 2	Rattus norvegicus	-	heteromer cyclic	link
4oju	HYPOTHETICAL LEUCINE RICH REPEAT PROTEIN	Pseudoflavonifractor capillosus	LRR_5	homomer dihedral	link
4okv	HEAVY CHAIN OF 8H7 MAB LIGHT CHAIN OF 8H7 MAB	Mus musculus	C1-set V-set	heteromer asymmetric	link
4oky	RESTRICTION ENDONUCLEASE PVURTS1 I	Proteus vulgaris	SRA	homomer cyclic	link
4om3	TRANSDUCIN-LIKE ENHANCER PROTEIN 1	Homo sapiens	-	homomer dihedral	link
4om3	TRANSDUCIN-LIKE ENHANCER PROTEIN 1	Homo sapiens	TLE_N	homomer dihedral	link
4om8	3-HYDROXYBUTYRYL-COA DEHYDROGENASE	Mesorhizobium japonicum	3HCDH 3HCDH_N	homomer cyclic	link
4omg	GERANYLGERANYL DIPHOSPHATE CYCLASE	Streptomyces melanosporofaciens	-	homomer cyclic	link
4omz	NOLR	Sinorhizobium fredii	HTH_5	homomer cyclic	link
4ons	CATENIN ALPHA-2 CATENIN BETA-1	Mus musculus	Vinculin	heteromer asymmetric	link
4oo2	CHLOROPHENOL-4-MONOOXYGENASE	Streptomyces globisporus	-	homomer dihedral	link
4oo2	CHLOROPHENOL-4-MONOOXYGENASE	Streptomyces globisporus	HpaB HpaB_N	homomer dihedral	link
4ooa	CDGSH IRON-SULFUR DOMAIN-CONTAINING PROTEIN 2	Homo sapiens	zf-CDGSH	homomer cyclic	link
4oog	RIBONUCLEASE 3	Saccharomyces cerevisiae	Ribonuclease_3 dsrm	heteromer cyclic	link
4oop	DEOXYURIDINE 5'-TRIPHOSPHATE NUCLEOTIDOHYDROLASE	Arabidopsis thaliana	dUTPase	homomer cyclic	link
4oqj	PKS	Streptomyces albus	KAsynt_C_assoc Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
4oqp	DEOXYRIBONUCLEOSIDE REGULATOR	Bacillus subtilis	Sugar-bind	homomer cyclic	link
4or5	CYCLIN-T1 PROTEIN TAT	Homo sapiens Human immunodeficiency virus 1	Cyclin_N Tat	heteromer asymmetric	link
4or9	CALCINEURIN SUBUNIT B TYPE 1 SERINE/THREONINE-PROTEIN PHOSPHATASE 2B CATALYTIC SUBUNIT BETA ISOFORM	Homo sapiens	EF-hand_7 Metallophos	heteromer asymmetric	link
4otm	SERINE/THREONINE-PROTEIN KINASE GCN2	Saccharomyces cerevisiae	HGTP_anticodon2	homomer cyclic	link
4ouh	PROTEASOME INHIBITOR PI31 SUBUNIT	Homo sapiens	PI31_Prot_N	homomer cyclic	link
4ous	CAPRIN-2	Danio rerio	C1q	homomer cyclic	link
4owf	NF-KAPPA-B ESSENTIAL MODULATOR	Mus musculus	CC2-LZ	heteromer asymmetric	link
4owi	P53LZ2	synthetic construct	-	homomer cyclic	link
4owp	26S PROTEASOME REGULATORY SUBUNIT RPN11 26S PROTEASOME REGULATORY SUBUNIT RPN8	Saccharomyces cerevisiae	JAB	heteromer asymmetric	link
4ox0	DEVELOPMENTAL PROTEIN SEPALLATA 3	Arabidopsis thaliana	K-box	homomer dihedral	link
4oxm	HA2-DEL	unidentified influenza virus	-	homomer cyclic	link
4oy2	TRANSCRIPTION INITIATION FACTOR TFIID SUBUNIT 1 TRANSCRIPTION INITIATION FACTOR TFIID SUBUNIT 7	Saccharomyces cerevisiae	DUF3591 TAFII55_N	heteromer asymmetric	link
4oyh	MOLYBDOPTERIN-GUANINE DINUCLEOTIDE BIOSYNTHESIS PROTEIN B	Bacillus subtilis	MobB	homomer cyclic	link
4ozr	ECDYSONE RECEPTOR RETINOID X RECEPTOR	Pediculus humanus	Hormone_recep	heteromer asymmetric	link
4p02	CELLULOSE SYNTHASE SUBUNIT A CELLULOSE SYNTHASE SUBUNIT B	Rhodobacter sphaeroides	BcsB Cellulose_synt Glycos_transf_2 PilZ	heteromer asymmetric	link
4p0p	CROSSOVER JUNCTION ENDONUCLEASE EME1 CROSSOVER JUNCTION ENDONUCLEASE MUS81	Homo sapiens	ERCC4	heteromer asymmetric	link
4p1b	TOLUENE-4-MONOOXYGENASE SYSTEM PROTEIN A	Pseudomonas mendocina	Phenol_Hydrox	heteromer cyclic	link
4p1m	CELL DIVISION PROTEIN ZAPA	Escherichia coli	ZapA	homomer dihedral	link
4p1n	ATG1 TMIT ATG13 MIM	Kluyveromyces marxianus	-	heteromer cyclic	link
4p1n	ATG1 TMIT	Kluyveromyces marxianus	DUF3543	heteromer cyclic	link
4p22	UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME 1	Homo sapiens	ThiF	homomer cyclic	link
4p2o	2A PEPTIDE 2B4 T-CELL RECEPTOR ALPHA CHAIN H-2 CLASS II HISTOCOMPATIBILITY ANTIGEN, E-K ALPHA CHAIN	Mus musculus synthetic construct	C1-set DUF1968 MHC_II_alpha V-set	heteromer asymmetric	link
4p2o	2B4 T-CELL RECEPTOR ALPHA CHAIN 2B4 T-CELL RECEPTOR BETA CHAIN	Mus musculus	C1-set DUF1968 V-set	heteromer asymmetric	link
4p2x	ADENYLATE CYCLASE	Mycobacterium tuberculosis	Guanylate_cyc	homomer cyclic	link
4p3g	SIGNAL RECOGNITION PARTICLE SUBUNIT SRP68	Chaetomium thermophilum	-	homomer cyclic	link
4p3g	SIGNAL RECOGNITION PARTICLE SUBUNIT SRP68	Chaetomium thermophilum	SRP68	homomer cyclic	link
4p3v	DNA-BINDING PROTEIN HU-BETA	Escherichia coli	Bac_DNA_binding	homomer cyclic	link
4p3w	FILAMIN-A FILAMIN-BINDING LIM PROTEIN 1	Homo sapiens	Filamin	monomer asymmetric	link
4p5a	THYMIDYLATE SYNTHASE THYX	Streptomyces cacaoi	-	homomer dihedral	link
4p5a	THYMIDYLATE SYNTHASE THYX	Streptomyces cacaoi	Thy1	homomer dihedral	link
4p63	PROBABLE DEOXYHYPUSINE SYNTHASE	Pyrococcus horikoshii	DS	homomer dihedral	link
4p65	INSULIN	Homo sapiens	Insulin	heteromer dihedral	link
4p6b	EST-Y29	metagenome	Beta-lactamase	homomer dihedral	link
4p6j	COMPUTATIONALLY DESIGNED TRANSPORTER OF ZN(II) AND PROTON	synthetic construct	-	homomer cyclic	link
4p6k	COMPUTATIONALLY DESIGNED TRANSPORTER OF ZN(II) AND PROTON	synthetic construct	-	homomer cyclic	link
4p78	HICB3 ANTITOXIN	Yersinia pestis	HicB_lk_antitox	heteromer cyclic	link
4p7i	MERLIN PROTEIN VPRBP	Homo sapiens Mus musculus	FERM_C FERM_M FERM_N	monomer asymmetric	link
4p9c	DEOXYCYTIDYLATE DEAMINASE	Cyanophage S-TIM5	dCMP_cyt_deam_1	homomer dihedral	link
4pas	GAMMA-AMINOBUTYRIC ACID TYPE B RECEPTOR SUBUNIT 1 GAMMA-AMINOBUTYRIC ACID TYPE B RECEPTOR SUBUNIT 2	Homo sapiens	GBR2_CC	heteromer asymmetric	link
4pch	VP1	Human polyomavirus 7	Polyoma_coat	homomer cyclic	link
4pd6	NUPC FAMILY PROTEIN	Vibrio cholerae	Gate Nucleos_tra2_C Nucleos_tra2_N	homomer cyclic	link
4peo	HYPOTHETICAL PROTEIN	Staphylococcus aureus	Peptidase_Prp	homomer cyclic	link
4phj	CALPAIN SMALL SUBUNIT 1	Homo sapiens	EF-hand_5 EF-hand_8	homomer cyclic	link
4phz	PARTICULATE METHANE MONOOXYGENASE SUBUNIT A PARTICULATE METHANE MONOOXYGENASE SUBUNIT C	Methylocystis sp. ATCC 49242	AMO AmoC	heteromer cyclic	link
4pib	INCLUSION BODY PROTEIN	Burkholderia thailandensis	PixA	homomer cyclic	link
4pj2	LYSOZYME PUTATIVE EXPORTED PROTEIN	Aeromonas hydrophila Meretrix lusoria	PliI	heteromer asymmetric	link
4pjw	COHESIN SUBUNIT SA-2 DOUBLE-STRAND-BREAK REPAIR PROTEIN RAD21 HOMOLOG	Homo sapiens	STAG	heteromer asymmetric	link
4pk7	COHESIN SUBUNIT SA-2 DOUBLE-STRAND-BREAK REPAIR PROTEIN RAD21 HOMOLOG	Homo sapiens	STAG	heteromer asymmetric	link
4pkf	TUTD	Thauera aromatica	Gly_radical PFL-like	heteromer cyclic	link
4pl0	MICROCIN-J25 EXPORT ATP-BINDING/PERMEASE PROTEIN MCJD	Escherichia coli	ABC_membrane ABC_tran	homomer cyclic	link
4pn0	MRNA-CAPPING ENZYME SUBUNIT BETA	Schizosaccharomyces pombe	mRNA_triPase	homomer cyclic	link
4pn8	CC-PENT	synthetic construct	-	homomer cyclic	link
4pnd	CC-PENT_VARIANT	synthetic construct	-	homomer cyclic	link
4ppm	AMINOTRANSFERASE	Serratia sp. FS14	Aminotran_3	homomer cyclic	link
4psm	SSDNA BINDING PROTEIN	Pyrococcus furiosus	DUF2258	homomer dihedral	link
4psn	SSDNA BINDING PROTEIN	Aeropyrum pernix	-	homomer dihedral	link
4psn	SSDNA BINDING PROTEIN	Aeropyrum pernix	DUF2258	homomer dihedral	link
4pts	GLUTATHIONE S-TRANSFERASE	Gordonia bronchialis	GST_C_2 GST_N_2	homomer cyclic	link
4ptz	FMN REDUCTASE SSUE	Escherichia coli	-	homomer dihedral	link
4pv2	L-ASPARAGINASE ALPHA SUBUNIT L-ASPARAGINASE BETA SUBUNIT	Phaseolus vulgaris	Asparaginase_2	heteromer cyclic	link
4pv2	L-ASPARAGINASE BETA SUBUNIT	Phaseolus vulgaris	Asparaginase_2	heteromer cyclic	link
4pw0	ALPHA/BETA HYDROLASE FOLD PROTEIN	Chitinophaga pinensis	Abhydrolase_1	homomer cyclic	link
4pw1	UNCHARACTERIZED PROTEIN	[Clostridium] leptum	-	homomer cyclic	link
4pw2	D-GLUCURONYL C5 EPIMERASE B	Danio rerio	C5-epim_C	homomer cyclic	link
4pww	OR494	synthetic construct	-	homomer cyclic	link
4pxe	UREIDOGLYCOLATE HYDROLASE	Arabidopsis thaliana	Peptidase_M20	homomer cyclic	link
4pxn	UNCHARACTERIZED PROTEIN	Zea mays	Aldedh	homomer dihedral	link
4pxu	BIPOLAR KINESIN KRP-130	Drosophila melanogaster	-	homomer dihedral	link
4pxy	UNCHARACTERIZED PROTEIN	Bacteroides uniformis	ThuA	homomer cyclic	link
4pz2	ZMALDH	Zea mays	Aldedh	homomer dihedral	link
4pz3	CD44 ANTIGEN	Homo sapiens	Xlink	homomer cyclic	link
4pzj	TRANSCRIPTIONAL REGULATOR, LYSR FAMILY	Eggerthella lenta	HTH_1	homomer cyclic	link
4q0g	PROBABLE ACETYL-/PROPIONYL-COA CARBOXYLASE (BETA SUBUNIT) ACCD1	Mycobacterium tuberculosis	Carboxyl_trans	homomer dihedral	link
4q0x	MAB 12 HEAVY CHAIN MAB 12 LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4q16	NH(3)-DEPENDENT NAD(+) SYNTHETASE	Deinococcus radiodurans	NAD_synthase	homomer cyclic	link
4q1k	POLYKETIDE BIOSYNTHESIS ENOYL-COA ISOMERASE PKSI	Bacillus subtilis	ECH_1	homomer cyclic	link
4q1t	GLUTAMATE 5-KINASE	Burkholderia thailandensis	AA_kinase PUA	homomer dihedral	link
4q2l	MAJOR FACILITATOR SUPERFAMILY MFS_1	Escherichia coli	-	homomer cyclic	link
4q2u	ANTITOXIN DINJ MRNA INTERFERASE YAFQ	Escherichia coli	RelB YafQ_toxin	heteromer cyclic	link
4q2u	ANTITOXIN DINJ	Escherichia coli	RelB	heteromer cyclic	link
4q34	UNCHARACTERIZED PROTEIN	Parabacteroides distasonis	Abhydrolase_6	homomer cyclic	link
4q35	LPS-ASSEMBLY LIPOPROTEIN LPTE LPS-ASSEMBLY PROTEIN LPTD	Shigella flexneri	LptE OstA OstA_C	heteromer asymmetric	link
4q3k	MGS-M1	unidentified	Abhydrolase_3 Peptidase_S9	homomer dihedral	link
4q4h	ABC TRANSPORTER UNCHARACTERIZED ABC TRANSPORTER ATP-BINDING PROTEIN TM_0288	Thermotoga maritima	ABC_membrane ABC_tran	heteromer asymmetric	link
4q4k	NITRONATE MONOOXYGENASE	Pseudomonas aeruginosa	NMO	homomer cyclic	link
4q51	UNCHARACTERIZED PROTEIN	Burkholderia cenocepacia	MoaF MoaF_C	homomer cyclic	link
4q52	UNCHARACTERIZED PROTEIN	Chitinophaga pinensis	PixA	homomer cyclic	link
4q5j	BRI1 KINASE INHIBITOR 1 PROTEIN BRASSINOSTEROID INSENSITIVE 1	Arabidopsis thaliana	Pkinase	monomer asymmetric	link
4q5u	CALMODULIN SERINE/THREONINE-PROTEIN PHOSPHATASE 2B CATALYTIC SUBUNIT ALPHA ISOFORM	Homo sapiens	EF-hand_7	heteromer asymmetric	link
4q69	PUTATIVE LIPOPROTEIN	Bacteroides thetaiotaomicron	SusD-like_2	homomer cyclic	link
4q6j	LMO0131 PROTEIN	Listeria monocytogenes	EAL	homomer dihedral	link
4q6u	UNCHARACTERIZED PROTEIN	Mycobacterium tuberculosis	-	homomer cyclic	link
4q75	CYSTEINE DESULFURASE 2, CHLOROPLASTIC	Arabidopsis thaliana	Aminotran_5	homomer cyclic	link
4q7a	N-ACETYL-ORNITHINE/N-ACETYL-LYSINE DEACETYLASE	Sphaerobacter thermophilus	-	homomer dihedral	link
4q7a	N-ACETYL-ORNITHINE/N-ACETYL-LYSINE DEACETYLASE	Sphaerobacter thermophilus	Peptidase_M20	homomer dihedral	link
4q7o	IMMUNITY PROTEIN	Neisseria meningitidis	-	homomer cyclic	link
4q9c	NOVEL ANTIGEN RECEPTOR	Ginglymostoma cirratum	C1-set	homomer cyclic	link
4q9n	ENOYL-[ACYL-CARRIER-PROTEIN] REDUCTASE [NADH]	Chlamydia trachomatis	adh_short_C2	homomer dihedral	link
4qed	ELXO	Staphylococcus epidermidis	adh_short_C2	homomer cyclic	link
4qfh	GLUCOSE-6-PHOSPHATE ISOMERASE	Trypanosoma cruzi	PGI	homomer cyclic	link
4qgp	PYROPHOSPHATASE	Archaeoglobus fulgidus	MazG-like	homomer dihedral	link
4qic	ANTI-SIGMA FACTOR NEPR SENSORY TRANSDUCTION REGULATORY PROTEIN, ANTI-ANTI-SIGMA FACTOR PHYR	Bartonella quintana	Response_reg Sigma70_r4_2	heteromer cyclic	link
4qic	SENSORY TRANSDUCTION REGULATORY PROTEIN, ANTI-ANTI-SIGMA FACTOR PHYR	Bartonella quintana	Response_reg Sigma70_r4_2	heteromer cyclic	link
4qin	SMOOTHENED HOMOLOG/SOLUBLE CYTOCHROME B562 CHIMERIC PROTEIN	Escherichia coli,Homo sapiens	Cytochrom_B562 Frizzled	homomer cyclic	link
4qjf	DNA-DIRECTED RNA POLYMERASE, SUBUNIT E' DNA-DIRECTED RNA POLYMERASE, SUBUNIT F	Thermococcus kodakarensis	RNA_pol_Rpb4 S1 SHS2_Rpb7-N	heteromer asymmetric	link
4qjv	DNA-DIRECTED RNA POLYMERASE SUBUNIT D DNA-DIRECTED RNA POLYMERASE SUBUNIT L	Thermococcus kodakarensis	RNA_pol_A_bac RNA_pol_L_2	heteromer asymmetric	link
4qk7	INFLUENZA M2 MONOMER	Influenza A virus	Flu_M2	homomer cyclic	link
4qkm	INFLUENZA M2 MONOMER	Influenza A virus	Flu_M2	homomer cyclic	link
4qkw	MUSCLE-RELATED COILED-COIL PROTEIN	Danio rerio	-	homomer asymmetric	link
4qkw	MUSCLE-RELATED COILED-COIL PROTEIN	Danio rerio	PTRF_SDPR	homomer asymmetric	link
4ql6	CARBOXY-TERMINAL PROCESSING PROTEASE	Chlamydia trachomatis	PDZ Peptidase_S41	homomer cyclic	link
4qlx	NITROREDUCTASE FAMILY PROTEIN	Lactobacillus plantarum	Nitroreductase	homomer cyclic	link
4qmk	TYPE III SECRETION SYSTEM EFFECTOR PROTEIN EXOU	Pseudomonas fluorescens	Patatin	homomer cyclic	link
4qo5	HYPOTHETICAL MULTIHEME PROTEIN	Ignicoccus hospitalis	Cytochrome_C554 Multi-haem_cyto	homomer cyclic	link
4qoy	PYRUVATE DEHYDROGENASE E1 COMPONENT	Escherichia coli	Transketolase_N	heteromer asymmetric	link
4qpo	RELAXOSOME PROTEIN TRAM	Escherichia coli	-	homomer dihedral	link
4qpo	RELAXOSOME PROTEIN TRAM	Escherichia coli	Tra_M	homomer dihedral	link
4qqh	COMPLEMENT C1Q-LIKE PROTEIN 3	Mus musculus	C1q	homomer cyclic	link
4qtn	NICOTINAMIDE RIBOSIDE TRANSPORTER PNUC	Neisseria mucosa	NMN_transporter	homomer cyclic	link
4qv2	VP1	Norwalk virus	Calici_coat_C	homomer cyclic	link
4qvs	S-LAYER DOMAIN-CONTAINING PROTEIN	Hungateiclostridium thermocellum	Laminin_G_3	homomer cyclic	link
4qys	TRYPTOPHAN SYNTHASE BETA CHAIN 2	Saccharolobus solfataricus	PALP	homomer cyclic	link
4r0c	ABGT PUTATIVE TRANSPORTER FAMILY	Alcanivorax borkumensis	-	homomer asymmetric	link
4r0c	ABGT PUTATIVE TRANSPORTER FAMILY	Alcanivorax borkumensis	ABG_transport	homomer asymmetric	link
4r0r	EBOIZN21	synthetic construct	-	homomer cyclic	link
4r16	418AA LONG HYPOTHETICAL UDP-N-ACETYL-D-MANNOSAMINURONIC ACID DEHYDROGENASE	Pyrococcus horikoshii	UDPG_MGDP_dh UDPG_MGDP_dh_C UDPG_MGDP_dh_N	homomer cyclic	link
4r17	PROTEASOME SUBUNIT BETA TYPE-1 PROTEASOME SUBUNIT BETA TYPE-7	Saccharomyces cerevisiae	Proteasome	heteromer cyclic	link
4r1n	3-HYDROXYBUTYRYL-COA DEHYDROGENASE	Clostridium butyricum	3HCDH 3HCDH_N	homomer cyclic	link
4r1q	L-ARABINOSE ISOMERASE	Geobacillus kaustophilus	Arabinose_Iso_C Arabinose_Isome	homomer dihedral	link
4r2l	UNIVERSAL STRESS PROTEIN F	Salmonella enterica	Usp	homomer dihedral	link
4r2x	URIDINE PHOSPHORYLASE	Shewanella oneidensis	-	homomer dihedral	link
4r2x	URIDINE PHOSPHORYLASE	Shewanella oneidensis	PNP_UDP_1	homomer dihedral	link
4r3n	ASPARTATE-SEMIALDEHYDE DEHYDROGENASE	Streptococcus pneumoniae	Semialdhyde_dh Semialdhyde_dhC	homomer cyclic	link
4r3u	2-HYDROXYISOBUTYRYL-COA MUTASE LARGE SUBUNIT	Aquincola tertiaricarbonis	MM_CoA_mutase	heteromer cyclic	link
4r42	ALR3090 PROTEIN	Nostoc sp. PCC 7120	Mn_catalase	homomer dihedral	link
4r4m	CGMP-DEPENDENT PROTEIN KINASE 1	Homo sapiens	PKcGMP_CC	homomer cyclic	link
4r5z	PUTATIVE PHENYLALANINE AMINOTRANSFERASE	Mycobacterium tuberculosis	Aminotran_1_2	homomer cyclic	link
4r6i	ANTHRAX TOXIN EXPRESSION TRANS-ACTING POSITIVE REGULATOR	Bacillus anthracis	HTH_11 Mga PRD	homomer cyclic	link
4r7y	MINICHROMOSOME MAINTENANCE PROTEIN MCM, CELL DIVISION CONTROL PROTEIN 21	Pyrococcus furiosus,Saccharolobus solfataricus	MCM MCM_N MCM_OB	homomer cyclic	link
4r81	NADH DEHYDROGENASE	Methanothermobacter marburgensis	Flavodoxin_2	homomer cyclic	link
4r82	OXIDOREDUCTASE	Streptomyces globisporus	Flavin_Reduct	homomer cyclic	link
4r8h	CAMP-ACTIVATED GLOBAL TRANSCRIPTIONAL REGULATOR CRP	Escherichia coli	Crp cNMP_binding	homomer cyclic	link
4r8k	UNCHARACTERIZED PROTEIN	Cavia porcellus	Asparaginase	homomer dihedral	link
4r8t	NS3 SERINE PROTEASE SUBUNIT NS2B	Japanese encephalitis virus	Peptidase_S7	heteromer asymmetric	link
4r8x	URICASE	Bacillus fastidiosus	Uricase	homomer dihedral	link
4r8z	CYCLIC DI-GMP PHOSPHODIESTERASE	Pseudomonas aeruginosa	HD_5	homomer cyclic	link
4r9o	PUTATIVE ALDO/KETO REDUCTASE	Salmonella enterica	Aldo_ket_red	homomer dihedral	link
4ray	DNA-BINDING TRANSCRIPTIONAL DUAL REGULATOR OF SIDEROPHORE BIOSYNTHESIS AND TRANSPORT(FUR FAMILY)	Magnetospirillum gryphiswaldense	FUR	homomer asymmetric	link
4rbr	HTH-TYPE TRANSCRIPTIONAL REGULATOR ROT	Staphylococcus aureus	MarR	homomer cyclic	link
4rck	HYPOTHETICAL MEMBRANE SPANNING PROTEIN	Aliivibrio fischeri	VWA	homomer cyclic	link
4rd7	CUPIN 2 CONSERVED BARREL DOMAIN PROTEIN	Salinispora arenicola	Cupin_2	homomer cyclic	link
4rdq	BESTROPHIN-1	Gallus gallus	Bestrophin	heteromer cyclic	link
4rdq	FAB ANTIBODY FRAGMENT, HEAVY CHAIN FAB ANTIBODY FRAGMENT, LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer cyclic	link
4rev	DISEASE RESISTANCE RESPONSE PROTEIN 206	Pisum sativum	Dirigent	homomer cyclic	link
4rfa	LMO0740 PROTEIN	Listeria monocytogenes	-	homomer cyclic	link
4rfq	HISTIDINE PROTEIN METHYLTRANSFERASE 1 HOMOLOG	Homo sapiens	Methyltransf_23	homomer cyclic	link
4rfu	COAT PROTEIN	Redspotted grouper nervous necrosis virus	Capsid-VNN	homomer cyclic	link
4rfx	DYNACTIN SUBUNIT 1	Gallus gallus	-	homomer asymmetric	link
4rg1	C9ORF114	Homo sapiens	Methyltrn_RNA_3	homomer cyclic	link
4rgh	PROTEIN DDI1 HOMOLOG 2	Homo sapiens	Asp_protease	homomer cyclic	link
4rgk	UNCHARACTERIZED PROTEIN	Yersinia pestis	DUF1479	homomer cyclic	link
4rgp	CSM6_III-A	Streptococcus mutans	Cas_Csm6	homomer cyclic	link
4rhe	3-OCTAPRENYL-4-HYDROXYBENZOATE CARBOXY-LYASE	Colwellia psychrerythraea	-	homomer tetrahedral	link
4rhe	3-OCTAPRENYL-4-HYDROXYBENZOATE CARBOXY-LYASE	Colwellia psychrerythraea	Flavoprotein	homomer tetrahedral	link
4rhp	UBIQUINONE BIOSYNTHESIS PROTEIN COQ9, MITOCHONDRIAL	Homo sapiens	COQ9	homomer cyclic	link
4rhs	PUTATIVE PERTUSSIS-LIKE TOXIN SUBUNIT	Salmonella enterica	Pertussis_S2S3	homomer cyclic	link
4riq	PROTEIN DPY-30 HOMOLOG SET1/ASH2 HISTONE METHYLTRANSFERASE COMPLEX SUBUNIT ASH2	Homo sapiens	Dpy-30	heteromer dihedral	link
4riq	PROTEIN DPY-30 HOMOLOG	Homo sapiens	Dpy-30	heteromer dihedral	link
4rit	PYRIDOXAL-DEPENDENT DECARBOXYLASE	Sphaerobacter thermophilus	Pyridoxal_deC	homomer cyclic	link
4rj2	PURINE NUCLEOSIDE PHOSPHORYLASE DEOD-TYPE	Escherichia coli	PNP_UDP_1	homomer dihedral	link
4rjj	ACETOLACTATE SYNTHASE	Bacillus subtilis	TPP_enzyme_C TPP_enzyme_M TPP_enzyme_N	homomer dihedral	link
4rjw	PORIN O	Pseudomonas aeruginosa	Porin_O_P	homomer cyclic	link
4rk6	GLUCOSE-RESISTANCE AMYLASE REGULATOR	Weissella paramesenteroides	Peripla_BP_3	homomer cyclic	link
4rkh	E3 UBIQUITIN-PROTEIN LIGASE MSL-2	Drosophila melanogaster	-	homomer cyclic	link
4rkn	MCCA	Wolinella succinogenes	-	homomer cyclic	link
4rkq	TRANSCRIPTIONAL REGULATOR, LACI FAMILY	Arthrobacter sp. FB24	Peripla_BP_3	homomer cyclic	link
4rku	PHOTOSYSTEM I IRON-SULFUR CENTER PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2	Pisum sativum	Fer4_21 PsaA_PsaB	heteromer asymmetric	link
4rku	PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A1 PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2	Pisum sativum	PsaA_PsaB	heteromer asymmetric	link
4rku	PHOTOSYSTEM I REACTION CENTER SUBUNIT VI, CHLOROPLASTIC PHOTOSYSTEM I REACTION CENTER SUBUNIT XI, CHLOROPLASTIC	Pisum sativum	PSI_PsaH PsaL	heteromer asymmetric	link
4rle	UNCHARACTERIZED PROTEIN YAAQ	Bacillus subtilis	CdAMP_rec	homomer cyclic	link
4rlj	(3R)-HYDROXYACYL-ACP DEHYDRATASE SUBUNIT HADA	Mycobacterium tuberculosis	MaoC_dehydrat_N	heteromer cyclic	link
4rlz	CAPSID PROTEIN	Norwalk virus	Calici_coat Calici_coat_C	homomer cyclic	link
4rmm	PUTATIVE UNCHARACTERIZED PROTEIN	Chromobacterium violaceum	4HBT	homomer cyclic	link
4rmx	PHI92_GP150	Enterobacteria phage phi92	-	homomer cyclic	link
4roq	MALYL-COA LYASE/BETA-METHYLMALYL-COA LYASE	Methylorubrum extorquens	HpcH_HpaI	homomer cyclic	link
4rp9	ASCORBATE-SPECIFIC PERMEASE IIC COMPONENT ULAA	Escherichia coli	EIIC-GAT	homomer cyclic	link
4rqo	L-SERINE DEHYDRATASE	Legionella pneumophila	SDH_alpha SDH_beta	homomer cyclic	link
4rr2	DNA PRIMASE LARGE SUBUNIT DNA PRIMASE SMALL SUBUNIT	Homo sapiens	DNA_primase_S DNA_primase_lrg	heteromer asymmetric	link
4rs9	PROTEIN TIFY 7 TRANSCRIPTION FACTOR MYC3	Arabidopsis thaliana	CCT_2 bHLH-MYC_N	monomer asymmetric	link
4rsi	STRUCTURAL MAINTENANCE OF CHROMOSOMES PROTEIN 2 STRUCTURAL MAINTENANCE OF CHROMOSOMES PROTEIN 4	Saccharomyces cerevisiae	SMC_hinge	heteromer asymmetric	link
4rsu	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 14, SOLUBLE FORM TUMOR NECROSIS FACTOR RECEPTOR SUPERFAMILY MEMBER 14	Homo sapiens	TNF	heteromer cyclic	link
4rt5	GLYOXALASE/BLEOMYCIN RESISTANCE PROTEIN/DIOXYGENASE	Planctopirus limnophila	Glyoxalase	homomer cyclic	link
4rta	PROTEIN DPY-30 HOMOLOG	Homo sapiens	Dpy-30	homomer cyclic	link
4ru3	PUNCTURING PROTEIN GP41	Pseudomonas virus SN	-	homomer cyclic	link
4ru4	TAIL SPIKE PROTEIN GP49	Pseudomonas virus LKA1	Beta_helix	homomer cyclic	link
4ru5	TAILSPIKE GP27	Pseudomonas phage phi297	-	homomer cyclic	link
4rv2	MAOC FAMILY PROTEIN UPF0336 PROTEIN MSMEG_1340/MSMEI_1302	Mycolicibacterium smegmatis	MaoC_dehydrat_N MaoC_dehydratas	heteromer cyclic	link
4rvc	ABC TRANSPORTER ATP-BINDING PROTEIN	Geobacillus kaustophilus	ABC_tran	homomer dihedral	link
4rww	LMO2692 PROTEIN	Listeria monocytogenes	CdAMP_rec	homomer cyclic	link
4rz3	SITE-DETERMINING PROTEIN	Geobacillus thermodenitrificans	ParA	homomer cyclic	link
4rz4	FRUCTOSE-6-PHOSPHATE ALDOLASE 1	Escherichia coli	TAL_FSA	homomer dihedral	link
4rzi	3-KETOACYL-ACYL CARRIER PROTEIN REDUCTASE	Synechocystis sp. PCC 6803	adh_short_C2	homomer dihedral	link
4rzk	SMALL HEAT SHOCK PROTEIN HSP20 FAMILY	Saccharolobus solfataricus	HSP20	homomer cyclic	link
4rzy	PEPTIDASE M24	Ruegeria lacuscaerulensis	Peptidase_M24	homomer cyclic	link
4s0u	NKG2-D TYPE II INTEGRAL MEMBRANE PROTEIN RETINOIC ACID EARLY TRANSCRIPT 1L PROTEIN	Homo sapiens	Lectin_C MHC_I	heteromer asymmetric	link
4s17	GLUTAMINE SYNTHETASE	Bifidobacterium adolescentis	Gln-synt_C Gln-synt_N	homomer dihedral	link
4s28	PHOSPHOMETHYLPYRIMIDINE SYNTHASE, CHLOROPLASTIC	Arabidopsis thaliana	ThiC_Rad_SAM	homomer cyclic	link
4s36	PHAGE BASEPLATE PROTEIN	Pseudomonas aeruginosa	-	homomer cyclic	link
4s37	PHAGE BASEPLATE PROTEIN	Pseudomonas aeruginosa	Phage_base_V	homomer cyclic	link
4s39	4-HYDROXY-3-METHYLBUT-2-EN-1-YL DIPHOSPHATE SYNTHASE	Thermus thermophilus	GcpE	homomer cyclic	link
4tkr	THIAMINE TRANSPORTER THIA	Listeria monocytogenes	Thia_YuaJ	homomer cyclic	link
4tlh	ETHANOLAMINE UTILIZATION PROTEIN EUTL	Clostridium perfringens	BMC	homomer cyclic	link
4tm5	D-AMINO ACID AMINOTRANSFERASE	Burkholderia thailandensis	Aminotran_4	homomer cyclic	link
4toi	30S RIBOSOMAL PROTEIN S2,RIBOSOMAL PROTEIN S1	Escherichia coli	Ribosomal_S2 S1	homomer cyclic	link
4tqt	D-HYDANTOINASE	Brucella suis	Amidohydro_1	homomer dihedral	link
4tro	ENOYL-[ACYL-CARRIER-PROTEIN] REDUCTASE [NADH]	Mycobacterium tuberculosis	adh_short_C2	homomer dihedral	link
4tsh	SURFACE PROTEIN ADHESIN	Streptococcus mutans	Antigen_C	heteromer asymmetric	link
4ttw	CENTRIOLE PROTEIN	Chlamydomonas reinhardtii	SAS-6_N	homomer cyclic	link
4tv5	2-DEHYDRO-3-DEOXYGLUCARATE ALDOLASE	Staphylococcus aureus	HpcH_HpaI	homomer dihedral	link
4tw1	POSSIBLE LEUKOCIDIN SUBUNIT	Staphylococcus aureus	Leukocidin	heteromer cyclic	link
4tw5	EPS1P	Saccharomyces cerevisiae	Thioredoxin	homomer asymmetric	link
4twk	POTASSIUM CHANNEL SUBFAMILY K MEMBER 2	Homo sapiens	Ion_trans_2	homomer cyclic	link
4tx1	ESTERASE	Sinorhizobium meliloti	Lipase_GDSL_2	homomer dihedral	link
4txq	CHARGED MULTIVESICULAR BODY PROTEIN 1B VACUOLAR PROTEIN SORTING-ASSOCIATED PROTEIN VTA1 HOMOLOG	Homo sapiens	Vta1	monomer asymmetric	link
4tzl	C. ELEGANS HIM-3 CLOSURE MOTIF PROTEIN HTP-2	Caenorhabditis elegans	HORMA	monomer asymmetric	link
4tzm	C. ELEGANS HTP-3 CLOSURE MOTIF1 PROTEIN HTP-2	Caenorhabditis elegans	HORMA	monomer asymmetric	link
4u0r	MONOCLONAL ANTIBODY 9AD4 HEAVY CHAIN MONOCLONAL ANTIBODY 9AD4 LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4u12	UNCHARACTERIZED PROTEIN HP0242	Helicobacter pylori	DUF2018	homomer cyclic	link
4u1q	SIBL	Streptosporangium sibiricum	Dimerisation2 Methyltransf_2	homomer cyclic	link
4u4i	CU/ZN SUPEROXIDE DISMUTASE	Megavirus chiliensis	Sod_Cu	homomer cyclic	link
4u5p	RHCC	Rhodococcus jostii	Tautomerase_3	homomer cyclic	link
4u68	RHINO	Drosophila melanogaster	Chromo	homomer cyclic	link
4u6b	CONSERVED HYPOTHETICAL LIPOPROTEIN	Zobellia galactanivorans	Glyco_hydro_43	homomer cyclic	link
4u7e	IST1 HOMOLOG VACUOLAR PROTEIN SORTING-ASSOCIATED PROTEIN VTA1 HOMOLOG	Homo sapiens	Vta1	monomer asymmetric	link
4u8f	PUTATIVE UNCHARACTERIZED PROTEIN GBS1892	Streptococcus agalactiae	DUF3666 LacAB_rpiB	homomer dihedral	link
4u9h	PERIPLASMIC [NIFE] HYDROGENASE LARGE SUBUNIT PERIPLASMIC [NIFE] HYDROGENASE SMALL SUBUNIT	Desulfovibrio vulgaris	NiFeSe_Hases NiFe_hyd_SSU_C Oxidored_q6	heteromer asymmetric	link
4u9n	MAGNESIUM TRANSPORTER MGTE	Thermus thermophilus	MgtE	homomer cyclic	link
4u9p	UPF0264 PROTEIN MJ1099	Methanocaldococcus jannaschii	4HFCP_synth	homomer dihedral	link
4ub6	PHOTOSYSTEM II 44 KDA REACTION CENTER PROTEIN PHOTOSYSTEM Q(B) PROTEIN	Thermosynechococcus vulcanus	PSII Photo_RC	heteromer asymmetric	link
4ub6	PHOTOSYSTEM II D2 PROTEIN PHOTOSYSTEM Q(B) PROTEIN	Thermosynechococcus vulcanus	Photo_RC	heteromer asymmetric	link
4ub6	PHOTOSYSTEM II REACTION CENTER PROTEIN I PHOTOSYSTEM Q(B) PROTEIN	Thermosynechococcus vulcanus	Photo_RC PsbI	heteromer asymmetric	link
4ub6	PHOTOSYSTEM II REACTION CENTER PROTEIN L PHOTOSYSTEM II REACTION CENTER PROTEIN M	Thermosynechococcus vulcanus	PsbL PsbM	heteromer asymmetric	link
4ub6	PHOTOSYSTEM II REACTION CENTER PROTEIN L PHOTOSYSTEM Q(B) PROTEIN	Thermosynechococcus vulcanus	Photo_RC PsbL	heteromer asymmetric	link
4ubt	ACETYL-COA ACETYLTRANSFERASE FADA5	Mycobacterium tuberculosis	Thiolase_C Thiolase_N	homomer cyclic	link
4uc3	TRANSLOCATOR PROTEIN TSPO	Rhodobacter sphaeroides	TspO_MBR	homomer cyclic	link
4ue0	FIBER	Bovine atadenovirus D	-	homomer cyclic	link
4ueb	DESIGNED 4E-BP EUKARYOTIC TRANSLATION INITIATION FACTOR 4E	Drosophila melanogaster synthetic construct	-	heteromer asymmetric	link
4uf7	EPHRIN-B2 GLYCOPROTEIN	Ghanaian bat henipavirus Homo sapiens	Ephrin	heteromer asymmetric	link
4ufq	HYALURONIDASE	Streptomyces koganeiensis	-	homomer cyclic	link
4ug1	CELL CYCLE PROTEIN GPSB	Listeria monocytogenes	DivIVA	homomer cyclic	link
4uhv	VGRG1, VALINE-GLYCINE REPEAT PROTEIN G1	Pseudomonas aeruginosa	-	homomer cyclic	link
4uii	GGDEF DOMAIN PROTEIN	Azotobacter vinelandii	Protoglobin	homomer cyclic	link
4un1	PUTATIVE TRANSCRIPTIONAL REGULATOR, ASNC FAMILY	Desulfovibrio desulfuricans	HTH_AsnC-type	heteromer asymmetric	link
4unu	IG LAMBDA CHAIN V-II REGION MGC	Homo sapiens	V-set	homomer cyclic	link
4uot	DESIGNED HELICAL BUNDLE 5H2L	synthetic construct	-	homomer cyclic	link
4uox	PUTRESCINE AMINOTRANSFERASE	Escherichia coli	-	homomer dihedral	link
4uox	PUTRESCINE AMINOTRANSFERASE	Escherichia coli	Aminotran_3	homomer dihedral	link
4up0	HISTONE H3.1 PYGOPUS HOMOLOG 2, B-CELL CLL/LYMPHOMA 9-LIKE PROTEIN	Homo sapiens	PHD	monomer asymmetric	link
4up7	LYSINE--TRNA LIGASE	Entamoeba histolytica	tRNA-synt_2 tRNA_anti-codon	homomer cyclic	link
4upl	SULFATASE FAMILY PROTEIN	Ruegeria pomeroyi	DUF4976 Sulfatase	homomer cyclic	link
4upu	CALMODULIN	Homo sapiens	EF-hand_7	homomer octahedral	link
4uqz	HSIB1 HSIE1	Pseudomonas aeruginosa	ImpE T6SS_VipA	heteromer asymmetric	link
4ur7	KETO-DEOXY-D-GALACTARATE DEHYDRATASE	Agrobacterium tumefaciens	DHDPS	homomer dihedral	link
4urh	HYDROGENASE (NIFE) SMALL SUBUNIT HYDA NICKEL-DEPENDENT HYDROGENASE LARGE SUBUNIT	Desulfovibrio fructosivorans	-	heteromer asymmetric	link
4usi	NITROGEN REGULATORY PROTEIN PII	Chlamydomonas reinhardtii	P-II	homomer cyclic	link
4usq	PYRIDINE NUCLEOTIDE-DISULFIDE OXIDOREDUCTASE	Cellvibrio sp. BR	Pyr_redox_3	homomer cyclic	link
4usx	TRIMERIC AUTOTRANSPORTER ADHESIN	Burkholderia pseudomallei	YadA_head YadA_stalk	homomer cyclic	link
4uuw	CINA-LIKE PROTEIN	Thermus thermophilus	CinA MoCF_biosynth	homomer asymmetric	link
4uuz	HISTONE H3 HISTONE H4	Drosophila melanogaster	CENP-T_C Histone	heteromer asymmetric	link
4uw7	L-SHAPED TAIL FIBER PROTEIN	Escherichia virus T5	-	homomer cyclic	link
4uwm	3,6-DIKETOCAMPHANE 1,6 MONOOXYGENASE	Pseudomonas putida	Bac_luciferase	homomer cyclic	link
4uxa	CUPIN 2 CONSERVED BARREL DOMAIN PROTEIN	Granulicella tundricola	Cupin_2	homomer cyclic	link
4uxd	2-DEHYDRO-3-DEOXY-D-GLUCONATE/2-DEHYDRO-3-DEOXY-PHOSPHOGLUCONATE ALDOLASE	Picrophilus torridus	DHDPS	homomer dihedral	link
4uxe	LARGE TAIL FIBER PROTEIN P34	Escherichia virus T4	-	homomer cyclic	link
4uyp	CELLULOSOMAL SCAFFOLDIN ANCHORING PROTEIN C	Hungateiclostridium cellulolyticum	Cohesin	heteromer cyclic	link
4uzr	PUTATIVE UNCHARACTERIZED PROTEIN PH1500	Pyrococcus horikoshii	CDC48_2	homomer dihedral	link
4uzs	BETA-GALACTOSIDASE	Bifidobacterium bifidum	Glyco_hydro_42 Glyco_hydro_42C Glyco_hydro_42M	homomer cyclic	link
4v0h	METALLO-BETA-LACTAMASE DOMAIN-CONTAINING PROTEIN 1 1	Homo sapiens	-	homomer cyclic	link
4v12	MAOC LIKE DOMAIN PROTEIN	Mycolicibacterium smegmatis	MaoC_dehydrat_N MaoC_dehydratas	homomer cyclic	link
4v15	D-THREONINE ALDOLASE	Achromobacter xylosoxidans	Ala_racemase_N D-ser_dehydrat	homomer cyclic	link
4v1g	F0F1 ATP SYNTHASE SUBUNIT C	Mycolicibacterium phlei	ATP-synt_C	homomer cyclic	link
4v1t	LYND PATE	Lyngbya aestuarii uncultured Prochloron sp.	-	homomer cyclic	link
4v2p	KETOSYNTHASE	Myxococcus fulvus	ACP_syn_III ACP_syn_III_C	homomer cyclic	link
4v3l	POLYUBIQUITIN-C UBIQUITIN-CONJUGATING ENZYME E2 D2	Homo sapiens	UQ_con	heteromer asymmetric	link
4w4l	ESPG5 PPE FAMILY PROTEIN PPE41	Mycobacterium tuberculosis	ESX-1_EspG PPE	heteromer asymmetric	link
4w4l	PE FAMILY PROTEIN PE25 PPE FAMILY PROTEIN PPE41	Mycobacterium tuberculosis	PE PPE	heteromer asymmetric	link
4w66	GLUTATHIONE S-TRANSFERASE DOMAIN PROTEIN	Haliangium ochraceum	GST_C_3	homomer cyclic	link
4w6y	F18 FIMBRIAL ADHESIN AC	Escherichia coli	-	heteromer cyclic	link
4w7s	PRE-MRNA-SPLICING ATP-DEPENDENT RNA HELICASE PRP28	Saccharomyces cerevisiae	DEAD Helicase_C	homomer asymmetric	link
4w7z	B-CELL RECEPTOR-ASSOCIATED PROTEIN 29	Homo sapiens	-	homomer dihedral	link
4w97	HTH-TYPE TRANSCRIPTIONAL REPRESSOR KSTR2	Mycobacterium tuberculosis	TetR_N	homomer cyclic	link
4w9m	PROBABLE DNA DOUBLE-STRAND BREAK REPAIR RAD50 ATPASE,PROBABLE DNA DOUBLE-STRAND BREAK REPAIR RAD50 ATPASE	Thermotoga maritima	AAA_23 SbcCD_C	heteromer cyclic	link
4wbd	BSHC	Bacillus subtilis	BshC	homomer cyclic	link
4wbt	PROBABLE HISTIDINOL-PHOSPHATE AMINOTRANSFERASE	Sinorhizobium meliloti	Aminotran_1_2	homomer cyclic	link
4wd8	BESTROPHIN DOMAIN PROTEIN	Klebsiella pneumoniae	Bestrophin	homomer cyclic	link
4wd9	NISIN BIOSYNTHESIS PROTEIN NISB	Lactococcus lactis	Lant_dehydr_C Lant_dehydr_N	homomer cyclic	link
4web	MOUSE FAB HEAVY CHAIN MOUSE FAB LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4wes	NITROGENASE MOLYBDENUM-IRON PROTEIN ALPHA CHAIN NITROGENASE MOLYBDENUM-IRON PROTEIN BETA CHAIN	Clostridium pasteurianum	Oxidored_nitro	heteromer cyclic	link
4wfd	EXOSOME COMPLEX EXONUCLEASE RRP6 EXOSOME COMPLEX PROTEIN LRP1	Saccharomyces cerevisiae	PMC2NT Sas10_Utp3	heteromer asymmetric	link
4wfe	ANTI-TRAAK ANTIBODY 13E9 FAB FRAGMENT HEAVY CHAIN ANTI-TRAAK ANTIBODY 13E9 FAB FRAGMENT LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer cyclic	link
4wfe	POTASSIUM CHANNEL SUBFAMILY K MEMBER 4	Homo sapiens	Ion_trans_2	heteromer cyclic	link
4whn	APXC	Actinobacillus pleuropneumoniae	HlyC	homomer cyclic	link
4whs	PROTOCATECHUATE 3,4-DIOXYGENASE BETA CHAIN	Pseudomonas putida	Dioxygenase_C PCDO_beta_N	heteromer tetrahedral	link
4wid	RHUL123	Macacine betaherpesvirus 3	Herpes_IE1	homomer cyclic	link
4wil	PTERIN-4-ALPHA-CARBINOLAMINE DEHYDRATASE 2	Mus musculus	Pterin_4a	homomer dihedral	link
4wja	UNCHARACTERIZED PROTEIN C9ORF142	Homo sapiens	PAXX	homomer cyclic	link
4wjt	UNCHARACTERIZED PROTEIN YUIC	Bacillus subtilis	3D	homomer cyclic	link
4wks	ACYL-HOMOSERINE LACTONE ACYLASE PVDQ	Pseudomonas aeruginosa	Penicil_amidase	heteromer asymmetric	link
4wky	BETA-KETOACYL SYNTHASE	Streptomyces albus	KAsynt_C_assoc Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
4wkz	AUTONOMOUS COHESIN PUTATIVE CELLULOSE-BINDING PROTEIN	Ruminococcus flavefaciens	-	heteromer asymmetric	link
4wlh	KYNURENINE--OXOGLUTARATE TRANSAMINASE 1	Homo sapiens	Aminotran_1_2	homomer cyclic	link
4wml	OROTATE PHOSPHORIBOSYLTRANSFERASE 1	Saccharomyces cerevisiae	Pribosyltran	homomer cyclic	link
4wnn	HISTONE H2A.1 HISTONE H2B.1	Saccharomyces cerevisiae	Histone Histone_H2A_C	heteromer asymmetric	link
4wnz	CRISPR SYSTEM CMR SUBUNIT CMR4	Pyrococcus furiosus	RAMPs	homomer asymmetric	link
4wol	TYRO PROTEIN TYROSINE KINASE-BINDING PROTEIN	Homo sapiens	-	homomer cyclic	link
4wp2	PUTATIVE MRNA EXPORT PROTEIN	Chaetomium thermophilum	TAP_C	homomer helical	link
4wr2	PYRIMIDINE-SPECIFIC RIBONUCLEOSIDE HYDROLASE RIHA	Shewanella loihica	IU_nuc_hydro	homomer dihedral	link
4wrt	PA RNA-DIRECTED RNA POLYMERASE CATALYTIC SUBUNIT	Influenza B virus	Flu_PA Flu_PB1	heteromer asymmetric	link
4wsz	RESPONSE REGULATOR RECEIVER DOMAIN PROTEIN	Enterococcus faecalis	GerE	homomer cyclic	link
4wt5	RUBISCO ACCUMULATION FACTOR 1, ISOFORM 2	Arabidopsis thaliana	RuBisCo_chap_C	homomer cyclic	link
4wv4	TRANSCRIPTION INITIATION FACTOR TFIID SUBUNIT 10 TRANSCRIPTION INITIATION FACTOR TFIID SUBUNIT 8	Homo sapiens	Bromo_TP TFIID_30kDa	heteromer asymmetric	link
4wva	UNCHARACTERIZED PROTEIN	Thermus thermophilus	Trehalase	homomer cyclic	link
4wvr	DOWN SYNDROME CELL ADHESION MOLECULE, ISOFORM AK	Drosophila melanogaster	Ig_3	homomer cyclic	link
4wx0	TENA/THI-4 FAMILY PROTEIN	Pseudomonas protegens	Haem_oxygenas_2	homomer cyclic	link
4wxo	UNCHARACTERIZED PROTEIN	Pseudomonas aeruginosa	GGDEF	homomer dihedral	link
4wy4	SYNTAXIN-17 VESICLE-ASSOCIATED MEMBRANE PROTEIN 8	Homo sapiens	Synaptobrevin	heteromer asymmetric	link
4wz8	ACETYL-COA CARBOXYLASE	Saccharomyces cerevisiae	Carboxyl_trans	homomer cyclic	link
4wza	NITROGENASE IRON PROTEIN 1 NITROGENASE MOLYBDENUM-IRON PROTEIN ALPHA CHAIN	Azotobacter vinelandii	Fer4_NifH Oxidored_nitro	heteromer cyclic	link
4wza	NITROGENASE IRON PROTEIN 1	Azotobacter vinelandii	Fer4_NifH	heteromer cyclic	link
4wza	NITROGENASE MOLYBDENUM-IRON PROTEIN ALPHA CHAIN NITROGENASE MOLYBDENUM-IRON PROTEIN BETA CHAIN	Azotobacter vinelandii	DUF3364 Oxidored_nitro	heteromer cyclic	link
4wza	NITROGENASE MOLYBDENUM-IRON PROTEIN BETA CHAIN	Azotobacter vinelandii	DUF3364 Oxidored_nitro	heteromer cyclic	link
4wzi	CAMP-SPECIFIC 3',5'-CYCLIC PHOSPHODIESTERASE 4B	Homo sapiens	PDEase_I	homomer cyclic	link
4x01	DNA BINDING CTP1	Schizosaccharomyces pombe	-	homomer dihedral	link
4x0n	HELIANTHAMIDE PANCREATIC ALPHA-AMYLASE	Stichodactyla helianthus Sus scrofa	Alpha-amylase Alpha-amylase_C	heteromer asymmetric	link
4x28	ACYL-COA DEHYDROGENASE	Mycobacterium tuberculosis	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	heteromer cyclic	link
4x2h	PUTATIVE MRNA EXPORT PROTEIN PUTATIVE UNCHARACTERIZED PROTEIN	Chaetomium thermophilum	-	heteromer asymmetric	link
4x2p	MANDELATE RACEMASE	Pseudomonas putida	MR_MLE_C MR_MLE_N	homomer dihedral	link
4x3i	ACTIVITY-REGULATED CYTOSKELETON-ASSOCIATED PROTEIN CALCIUM/CALMODULIN-DEPENDENT PROTEIN KINASE TYPE II SUBUNIT ALPHA	Mus musculus Rattus norvegicus	-	monomer asymmetric	link
4x3l	RNA 2'-O RIBOSE METHYLTRANSFERASE	Thermus thermophilus	SpoU_methylase	homomer cyclic	link
4x3n	CALCIUM-REGULATED ACTIN-BUNDLING PROTEIN	Dictyostelium discoideum	-	homomer cyclic	link
4x4w	CCA TRNA NUCLEOTIDYLTRANSFERASE 1, MITOCHONDRIAL	Homo sapiens	PolyA_pol PolyA_pol_RNAbd	homomer asymmetric	link
4x54	OXIDOREDUCTASE, SHORT CHAIN DEHYDROGENASE/REDUCTASE FAMILY	Brucella ovis	adh_short_C2	homomer cyclic	link
4x57	MEMBRANE-ANCHORED UBIQUITIN-FOLD PROTEIN 3 UBIQUITIN-CONJUGATING ENZYME E2 8	Arabidopsis thaliana	Rad60-SLD_2 UQ_con	heteromer asymmetric	link
4x5s	CARBONIC ANHYDRASE (CARBONATE DEHYDRATASE)	Sulfurihydrogenibium azorense	Carb_anhydrase	homomer cyclic	link
4x82	ZINC TRANSPORTER ZIP4	Pteropus alecto	-	homomer cyclic	link
4x89	ION TRANSPORT PROTEIN	Magnetococcus marinus	Ion_trans	homomer cyclic	link
4x8w	LOQUACIOUS, ISOFORM B	Drosophila melanogaster	-	homomer cyclic	link
4xa8	D-ISOMER SPECIFIC 2-HYDROXYACID DEHYDROGENASE NAD-BINDING	Xanthobacter autotrophicus	2-Hacid_dh_C	homomer cyclic	link
4xb6	ALPHA-D-RIBOSE 1-METHYLPHOSPHONATE 5-TRIPHOSPHATE SYNTHASE SUBUNIT PHNI	Escherichia coli	PhnI	heteromer cyclic	link
4xc5	OUTER CAPSID PROTEIN SIGMA-1	Mammalian orthoreovirus	Reo_sigma1	homomer cyclic	link
4xcb	OXIDASE/HYDROXYLASE	Streptomyces hygroscopicus	PhyH	homomer dihedral	link
4xcz	TDP-3-AMINOQUINOVOSE-N-FORMYLTRANSFERASE	Providencia alcalifaciens	Ank_2 Formyl_trans_N	homomer cyclic	link
4xdn	MAU2 CHROMATID COHESION FACTOR HOMOLOG SISTER CHROMATID COHESION PROTEIN 2	Saccharomyces cerevisiae	Cohesin_load	heteromer asymmetric	link
4xgh	CITRATE SYNTHASE	Burkholderia thailandensis	Citrate_synt	homomer dihedral	link
4xgq	RIBONUCLEASE VAPC30	Mycobacterium tuberculosis	PIN	heteromer cyclic	link
4xhy	FLAVIN REDUCTASE DOMAIN PROTEIN, FMN-BINDING PROTEIN	Paracoccus denitrificans	Flavin_Reduct	homomer cyclic	link
4xiw	CARBONIC ANHYDRASE, ALPHA TYPE	Chlamydomonas reinhardtii	Carb_anhydrase	homomer cyclic	link
4xjc	DEOXYCYTIDINE TRIPHOSPHATE DEAMINASE	Bacillus halodurans	dUTPase	homomer cyclic	link
4xk2	ALDO/KETO REDUCTASE	Polaromonas sp. JS666	Aldo_ket_red	homomer dihedral	link
4xk8	PUTATIVE UNCHARACTERIZED PROTEIN UNCHARACTERIZED PROTEIN	Glycine max Pisum sativum	PsaD PsaL	heteromer asymmetric	link
4xk8	PUTATIVE UNCHARACTERIZED PROTEIN	Glycine max Pisum sativum	PSI_PsaH PsaL	heteromer asymmetric	link
4xlz	UNCHARACTERIZED PROTEIN	Pyrococcus furiosus	PIG-L	homomer dihedral	link
4xoi	ACTIN-BINDING PROTEIN ANILLIN TRANSFORMING PROTEIN RHOA	Homo sapiens	Anillin Ras	heteromer asymmetric	link
4xom	COENZYME F420:L-GLUTAMATE LIGASE	Mycobacterium tuberculosis	Nitroreductase	homomer cyclic	link
4xp4	ANTIBODY FRAGMENT HEAVY CHAIN-PROTEIN, 9D5-HEAVY CHAIN ANTIBODY FRAGMENT HEAVY CHAIN-PROTEIN, 9D5-LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
4xqa	FIBER	Human mastadenovirus D	Adeno_knob	homomer cyclic	link
4xr9	CALS8	Micromonospora echinospora	UDPG_MGDP_dh UDPG_MGDP_dh_C UDPG_MGDP_dh_N	homomer cyclic	link
4xrf	TRANSCRIPTIONAL REGULATOR, MARR FAMILY	Bacillus cereus	MarR	homomer dihedral	link
4xs0	HEMOGLOBIN SUBUNIT ALPHA IRON-REGULATED SURFACE DETERMINANT PROTEIN H	Homo sapiens Staphylococcus aureus	Globin NEAT	heteromer asymmetric	link
4xso	ALR3699 PROTEIN	Nostoc sp. PCC 7120	Glyco_transf_4 Glycos_transf_1	homomer cyclic	link
4xst	INSULIN RECEPTOR	Homo sapiens Rattus norvegicus	Furin-like Recep_L_domain	monomer asymmetric	link
4xt6	RV2671	Mycobacterium tuberculosis	RibD_C	homomer cyclic	link
4xtr	ATPASE GET3 PEP12P	Saccharomyces cerevisiae	ArsA_ATPase	heteromer asymmetric	link
4xtr	ATPASE GET3	Saccharomyces cerevisiae	ArsA_ATPase	heteromer asymmetric	link
4xtt	PUTATIVE POTASSIUM TRANSPORT PROTEIN	Staphylococcus aureus	TrkA_C	homomer cyclic	link
4xu4	UNCHARACTERIZED PROTEIN	Mycolicibacterium vanbaalenii	-	homomer cyclic	link
4xuu	PHOSPHATIDYLINOSITIDE PHOSPHATASE SAC2	Homo sapiens	hSac2	homomer dihedral	link
4xvv	ACID STRESS CHAPERONE HDEB	Klebsiella pneumoniae	HdeA	homomer cyclic	link
4xvx	ACYL-[ACYL-CARRIER-PROTEIN] DEHYDROGENASE MBTN	Mycobacterium tuberculosis	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
4xww	DR2417	Deinococcus radiodurans	Lactamase_B RMMBL	homomer cyclic	link
4xxf	FUCULOSE-1-PHOSPHATE ALDOLASE	Glaciozyma antarctica	Aldolase_II	homomer cyclic	link
4xym	ALPHA SUBUNIT OF ACYL-COA SYNTHETASE (NDP FORMING)	Candidatus Korarchaeum cryptofilum	CoA_binding_2 Succ_CoA_lig	heteromer cyclic	link
4xyp	FUSION PROTEIN	Salmon isavirus	Fusion_F0	homomer cyclic	link
4xz2	ATP-DEPENDENT 6-PHOSPHOFRUCTOKINASE, PLATELET TYPE	Homo sapiens	PFK	homomer dihedral	link
4xz7	PUTATIVE UNCHARACTERIZED PROTEIN	Streptococcus suis	Transglut_core	homomer cyclic	link
4y0h	4-AMINOBUTYRATE AMINOTRANSFERASE, MITOCHONDRIAL	Sus scrofa	Aminotran_3	homomer cyclic	link
4y28	PHOTOSYSTEM I REACTION CENTER SUBUNIT II, CHLOROPLASTIC PUTATIVE UNCHARACTERIZED PROTEIN	Pisum sativum	PsaD PsaL	heteromer asymmetric	link
4y2f	SENSOR PROTEIN KDPD	Escherichia coli	GAF_3	homomer cyclic	link
4y5t	VERRUCULOGEN SYNTHASE	Aspergillus fumigatus	PhyH	homomer cyclic	link
4y5z	IMMUNOGLOBULIN G-BINDING PROTEIN A,COAT PROTEIN	Staphylococcus aureus,Sesbania mosaic virus	Viral_coat	homomer icosahedral	link
4y7i	MYOTUBULARIN-RELATED PROTEIN 8	Homo sapiens	Myotub-related	homomer cyclic	link
4y7l	TYPE VI SECRETION PROTEIN ICMF	Escherichia coli	IcmF_C	homomer cyclic	link
4y7s	SURFACE ANTIGEN PROTEIN 2	Candida albicans	CFEM	homomer asymmetric	link
4y97	DNA POLYMERASE ALPHA CATALYTIC SUBUNIT DNA POLYMERASE ALPHA SUBUNIT B	Homo sapiens	DNA_pol_E_B Pol_alpha_B_N zf-DNA_Pol	heteromer asymmetric	link
4y99	TROPONIN C, SLOW SKELETAL AND CARDIAC MUSCLES TROPONIN I, CARDIAC MUSCLE	Homo sapiens	EF-hand_7 EF-hand_8 Troponin Troponin-I_N	heteromer asymmetric	link
4y9v	PARTICLE-ASSOCIATED LYASE	Acinetobacter virus AP22	-	homomer cyclic	link
4yba	REGULATORY PROTEIN C	Klebsiella pneumoniae	HTH_3	homomer cyclic	link
4ybn	FLAVIN-NUCLEOTIDE-BINDING PROTEIN	Mycolicibacterium smegmatis	Pyridox_ox_2	homomer cyclic	link
4ydd	DMSO REDUCTASE FAMILY TYPE II ENZYME, IRON-SULFUR SUBUNIT DMSO REDUCTASE FAMILY TYPE II ENZYME, MOLYBDOPTERIN SUBUNIT	Azospira oryzae	Fer4_11 Molybdopterin Molydop_binding	heteromer asymmetric	link
4ydr	HOMOSERINE DEHYDROGENASE	Sulfurisphaera tokodaii	Homoserine_dh NAD_binding_3	homomer cyclic	link
4yfb	PROTEIN RELATED TO PENICILLIN ACYLASE	Acidovorax sp. MR-S7	Penicil_amidase	heteromer cyclic	link
4yfv	VIOF	Providencia alcalifaciens	Formyl_trans_N	homomer cyclic	link
4yg8	CHITIN BIOSYNTHESIS PROTEIN CHS5 CHITIN BIOSYNTHESIS PROTEIN CHS6	Saccharomyces cerevisiae	BRCT ChAPs fn3_2	heteromer cyclic	link
4yia	THYROXINE-BINDING GLOBULIN	Homo sapiens	Serpin	heteromer asymmetric	link
4yj4	BCL-2-LIKE PROTEIN 1 BCL-2-LIKE PROTEIN 1, BIM BH3 DOMAIN	Homo sapiens Mus musculus	BH4 Bcl-2 Bclx_interact	monomer asymmetric	link
4yk9	BCL-2-LIKE PROTEIN 1 BH3BIM	Mus musculus synthetic construct	BH4 Bcl-2 Bclx_interact	heteromer asymmetric	link
4yli	COLLECTIN-11	Homo sapiens	Lectin_C	homomer cyclic	link
4ylm	PYOVERDINE BIOSYNTHESIS PROTEIN PVCB	Pseudomonas aeruginosa	TauD	homomer cyclic	link
4ymr	PROTEIN SNX21	Mus musculus	-	homomer cyclic	link
4ynh	SPINDLE ASSEMBLY ABNORMAL PROTEIN 5	Caenorhabditis elegans	-	homomer cyclic	link
4ynx	UNCHARACTERIZED PROTEIN YDIE	Escherichia coli	hemP	homomer cyclic	link
4ypc	VIMENTIN	Homo sapiens	Filament	homomer cyclic	link
4ypo	KETOL-ACID REDUCTOISOMERASE	Mycobacterium tuberculosis	IlvC IlvN	homomer cyclic	link
4yrd	CAPSULAR POLYSACCHARIDE SYNTHESIS ENZYME CAP5F	Staphylococcus aureus	Epimerase	homomer cyclic	link
4ys2	NA+/H+ ANTIPORTER-LIKE PROTEIN	Staphylococcus aureus	TrkA_C	homomer cyclic	link
4ysn	PUTATIVE 4-AMINOBUTYRATE AMINOTRANSFERASE	Lactobacillus buchneri	-	homomer dihedral	link
4ysn	PUTATIVE 4-AMINOBUTYRATE AMINOTRANSFERASE	Lactobacillus buchneri	Aminotran_3	homomer dihedral	link
4ysx	CYTOCHROME B-LARGE SUBUNIT SUCCINATE DEHYDROGENASE [UBIQUINONE] CYTOCHROME B SMALL SUBUNIT, MITOCHONDRIAL	Ascaris suum	CybS Sdh_cyt	heteromer asymmetric	link
4yt2	H(2)-FORMING METHYLENETETRAHYDROMETHANOPTERIN DEHYDROGENASE-RELATED PROTEIN MJ1338	Methanocaldococcus jannaschii	HMD	homomer cyclic	link
4ytd	PROTEIN BICAUDAL D HOMOLOG 1	Mus musculus	BicD	homomer asymmetric	link
4yub	NICOTINATE PHOSPHORIBOSYLTRANSFERASE	Homo sapiens	-	homomer cyclic	link
4yus	FAMILY 3 ADENYLATE CYCLASE	Oscillatoria acuminata	BLUF Guanylate_cyc	homomer cyclic	link
4yvd	PLEIOTROPIC REGULATOR 1	Homo sapiens	WD40	homomer cyclic	link
4yvq	GLUTAMYL-TRNA REDUCTASE 1, CHLOROPLASTIC	Arabidopsis thaliana	GlutR_dimer	heteromer cyclic	link
4ywo	MERCURIC REDUCTASE	Metallosphaera sedula	Pyr_redox_2 Pyr_redox_dim	homomer cyclic	link
4yx1	SURFACE PRESENTATION OF ANTIGENS PROTEIN SPAO	Salmonella enterica	FliMN_C	homomer cyclic	link
4yxb	FLAGELLAR MOTOR SWITCH PROTEIN FLIM,FLAGELLAR MOTOR SWITCH PROTEIN FLIN	Salmonella enterica	FliMN_C FliN_N	homomer cyclic	link
4yxd	SUCCINATE DEHYDROGENASE [UBIQUINONE] FLAVOPROTEIN SUBUNIT, MITOCHONDRIAL SUCCINATE DEHYDROGENASE [UBIQUINONE] IRON-SULFUR SUBUNIT, MITOCHONDRIAL	Sus scrofa	FAD_binding_2 Fer2_3 Fer4_17 Succ_DH_flav_C	heteromer asymmetric	link
4yxf	MUPS	Pseudomonas fluorescens	adh_short_C2	homomer cyclic	link
4yxp	MRNA EXPORT FACTOR	Human alphaherpesvirus 1	Herpes_UL69	homomer cyclic	link
4yyc	PUTATIVE TRIMETHYLAMINE METHYLTRANSFERASE	Sinorhizobium meliloti	MTTB	homomer cyclic	link
4yyp	SCL-INTERRUPTING LOCUS PROTEIN SERINE/THREONINE-PROTEIN KINASE PLK4	Homo sapiens	POLO_box	heteromer asymmetric	link
4yz6	PROTEIN TIFY 10A TRANSCRIPTION FACTOR MYC3	Arabidopsis thaliana	CCT_2 bHLH-MYC_N	monomer asymmetric	link
4yze	HTH-TYPE TRANSCRIPTIONAL REPRESSOR NEMR	Escherichia coli	TetR_C_13 TetR_N	homomer cyclic	link
4yzo	PUTATIVE ACYL-COA ACYLTRANSFERASE	Sulfurisphaera tokodaii	Thiolase_C Thiolase_N	homomer cyclic	link
4yzw	AGAP004976-PA	Anopheles gambiae	Hemocyanin_C Hemocyanin_M Hemocyanin_N	homomer cyclic	link
4z04	GLYOXALASE/BLEOMYCIN RESISTANCE /DIOXYGENASE SUPERFAMILY PROTEIN	Brucella abortus	Glyoxalase	homomer cyclic	link
4z0g	INOSINE-5'-MONOPHOSPHATE DEHYDROGENASE,INOSINE-5'-MONOPHOSPHATE DEHYDROGENASE	Eremothecium gossypii	IMPDH	homomer cyclic	link
4z2o	AVIDIN FAMILY HOEF-PEPTIDE	Hoeflea phototrophica	Avidin	homomer cyclic	link
4z2o	AVIDIN FAMILY	Hoeflea phototrophica	Avidin	homomer cyclic	link
4z2z	DNA DAMAGE-INDUCIBLE PROTEIN 1	Saccharomyces cerevisiae	Asp_protease	homomer cyclic	link
4z38	MLNA	Bacillus velezensis	-	homomer cyclic	link
4z7j	N5-CARBOXYAMINOIMIDAZOLE RIBONUCLEOTIDE MUTASE	Acetobacter aceti	AIRC	homomer dihedral	link
4z83	CAMP-DEPENDENT PROTEIN KINASE CATALYTIC SUBUNIT ALPHA CAMP-DEPENDENT PROTEIN KINASE INHIBITOR ALPHA	Bos taurus Homo sapiens	PKI Pkinase	heteromer asymmetric	link
4z84	CAMP-DEPENDENT PROTEIN KINASE CATALYTIC SUBUNIT ALPHA CAMP-DEPENDENT PROTEIN KINASE INHIBITOR ALPHA	Bos taurus Homo sapiens	PKI Pkinase	heteromer asymmetric	link
4z85	2-NITROBENZOATE NITROREDUCTASE	Pseudomonas fluorescens	Flavin_Reduct	homomer cyclic	link
4z8t	AVRRXO1-ORF2	Xanthomonas oryzae	-	heteromer cyclic	link
4z9c	PERTUSSIS TOXIN-LIKE SUBUNIT ARTA SUBTILASE CYTOTOXIN SUBUNIT B-LIKE PROTEIN	Escherichia coli	Pertussis_S1	heteromer asymmetric	link
4z9v	BCL-2-LIKE PROTEIN 1,APOPTOSIS REGULATOR BCL-XL TRANSLATIONALLY-CONTROLLED TUMOR PROTEIN	Homo sapiens	BH4 Bcl-2	heteromer cyclic	link
4z9v	BCL-2-LIKE PROTEIN 1,APOPTOSIS REGULATOR BCL-XL	Homo sapiens	BH4 Bcl-2	heteromer cyclic	link
4z9v	TRANSLATIONALLY-CONTROLLED TUMOR PROTEIN	Homo sapiens	-	heteromer cyclic	link
4za2	2-DEOXY-D-GLUCONATE 3-DEHYDROGENASE	Pectobacterium carotovorum	adh_short_C2	homomer dihedral	link
4za3	RRNA N-GLYCOSIDASE	Momordica charantia	RIP Ricin_B_lectin	heteromer asymmetric	link
4za9	FDC1	Aspergillus niger	UbiD	homomer cyclic	link
4zac	FERULIC ACID DECARBOXYLASE 1	Saccharomyces cerevisiae	UbiD	homomer cyclic	link
4zav	UBIX	Pseudomonas aeruginosa	Flavoprotein	homomer tetrahedral	link
4zbd	PCURE2P6	Phanerochaete chrysosporium	GST_C GST_N	homomer cyclic	link
4zbj	HISTONE H3 HISTONE H4	Xenopus laevis	CENP-T_C Histone	heteromer asymmetric	link
4zbo	ACETOACETATE DECARBOXYLASE	Streptomyces bingchenggensis	ADC	homomer dihedral	link
4zc6	GAMMA-GLUTAMYLTRANSPEPTIDASE 1 HEAVY CHAIN GAMMA-GLUTAMYLTRANSPEPTIDASE 1 LIGHT CHAIN	Homo sapiens	G_glu_transpept	heteromer asymmetric	link
4zd6	HALOHYDRIN EPOXIDASE B	Corynebacterium sp.	adh_short_C2	homomer dihedral	link
4zel	DOPAMINE BETA-HYDROXYLASE	Homo sapiens	Cu2_monoox_C Cu2_monooxygen DOMON	homomer cyclic	link
4zfv	LEVOGLUCOSAN KINASE	Lipomyces starkeyi	AnmK	homomer cyclic	link
4zgi	TRAF-INTERACTING PROTEIN WITH FHA DOMAIN-CONTAINING PROTEIN A	Homo sapiens	FHA	homomer cyclic	link
4zgs	PUTATIVE D-LACTATE DEHYDROGENASE	Chlamydomonas reinhardtii	2-Hacid_dh_C	homomer dihedral	link
4zhb	5-MER PEPTIDE ANKYRIN REPEAT-CONTAINING PROTEIN	Escherichia coli Legionella pneumophila	Ank_2	monomer asymmetric	link
4zhe	ASPR2 PROTEIN	Oryza sativa	LisH_TPL	homomer dihedral	link
4zht	BIFUNCTIONAL UDP-N-ACETYLGLUCOSAMINE 2-EPIMERASE/N-ACETYLMANNOSAMINE KINASE	Homo sapiens	Epimerase_2	homomer dihedral	link
4zi3	ADP-RIBOSYLATION FACTOR-LIKE PROTEIN 3 CILIA- AND FLAGELLA-ASSOCIATED PROTEIN 36	Mus musculus	ARL2_Bind_BART Arf	heteromer cyclic	link
4zih	APOPTOSIS REGULATOR BAX BCL-2-LIKE PROTEIN 11	Homo sapiens	Bcl-2 Bclx_interact	homomer cyclic	link
4zil	DSBA OXIDOREDUCTASE	Mycobacterium tuberculosis	DSBA	homomer cyclic	link
4zj9	AGGREGATION SUPPRESSING PROTEIN	Salmonella enterica	HSP20	homomer cyclic	link
4zjn	PORTAL PROTEIN	unidentified phage	-	homomer cyclic	link
4zju	ENOYL-[ACYL-CARRIER-PROTEIN] REDUCTASE [NADH]	Acinetobacter baumannii	adh_short_C2	homomer dihedral	link
4zky	PYRIDOXAMINE 5-PHOSPHATE OXIDASE	Mycolicibacterium smegmatis	Putative_PNPOx	homomer cyclic	link
4zla	CYTOSOL AMINOPEPTIDASE	Helicobacter pylori	-	homomer dihedral	link
4zla	CYTOSOL AMINOPEPTIDASE	Helicobacter pylori	Peptidase_M17 Peptidase_M17_N	homomer dihedral	link
4zmh	UNCHARACTERIZED PROTEIN	Saccharophagus degradans	Glyco_hydro_115	homomer cyclic	link
4zmu	DIGUANYLATE CYCLASE	Pseudomonas aeruginosa	GAF GGDEF	homomer cyclic	link
4zn8	COMPUTATIONALLY MODIFIED ENGRAILED HOMEODOMAIN	Drosophila melanogaster	Homeobox	homomer dihedral	link
4zoh	PUTATIVE OXIDOREDUCTASE IRON-SULFUR SUBUNIT PUTATIVE OXIDOREDUCTASE MOLYBDOPTERIN-BINDING SUBUNIT	Sulfurisphaera tokodaii	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer cyclic	link
4zos	PROTEIN YE0340 FROM YERSINIA ENTEROCOLITICA SUBSP. ENTEROCOLITICA 8081	Yersinia enterocolitica	-	homomer cyclic	link
4zp3	A-KINASE ANCHOR PROTEIN 7 ISOFORMS ALPHA AND BETA CAMP-DEPENDENT PROTEIN KINASE TYPE II-ALPHA REGULATORY SUBUNIT	Homo sapiens	AKAP7_RIRII_bdg RIIa	heteromer asymmetric	link
4zp3	CAMP-DEPENDENT PROTEIN KINASE TYPE II-ALPHA REGULATORY SUBUNIT	Homo sapiens	RIIa	heteromer asymmetric	link
4zqg	1-DEOXY-D-XYLULOSE 5-PHOSPHATE REDUCTOISOMERASE	Moraxella catarrhalis	DXPR_C DXP_redisom_C DXP_reductoisom	homomer cyclic	link
4zqm	INOSINE-5'-MONOPHOSPHATE DEHYDROGENASE,INOSINE-5'-MONOPHOSPHATE DEHYDROGENASE	Mycobacterium tuberculosis	IMPDH	homomer cyclic	link
4zqx	POLYHEDRIN	Uranotaenia sapphirina cypovirus	CPV_Polyhedrin	homomer cyclic	link
4zs8	HTH-TYPE TRANSCRIPTIONAL REPRESSOR DASR	Streptomyces coelicolor	GntR UTRA	homomer cyclic	link
4zsf	BSAWI ENDONUCLEASE	Geobacillus stearothermophilus	RE_BsaWI	homomer cyclic	link
4zsi	HTH-TYPE TRANSCRIPTIONAL REPRESSOR DASR	Streptomyces coelicolor	UTRA	homomer cyclic	link
4zsx	UNCHARACTERIZED FUSION PROTEIN	Pseudomonas aeruginosa,Aquifex aeolicus	DUF1122	homomer dihedral	link
4zu4	WXCM-LIKE PROTEIN	Shewanella denitrificans	FdtA	homomer cyclic	link
4zua	EXOENZYME S SYNTHESIS REGULATORY PROTEIN EXSA	Pseudomonas aeruginosa	-	homomer cyclic	link
4zur	ACETYLPOLYAMINE AMINOHYDROLASE	Mycoplana ramosa	Hist_deacetyl	homomer cyclic	link
4zv5	MATRIX PROTEIN P10	Mouse mammary tumor virus	Gag_p10	homomer cyclic	link
4zva	DIGUANYLATE CYCLASE DOSC	Escherichia coli	Protoglobin	homomer cyclic	link
4zw0	3-HYDROXYACYL-[ACYL-CARRIER-PROTEIN] DEHYDRATASE FABZ	Candidatus Liberibacter asiaticus	FabA	homomer dihedral	link
4zws	RECOMBINATION PROTEIN UVSY	Escherichia virus T4	-	homomer helical	link
4zwv	PUTATIVE AMINOTRANSFERASE	Actinomadura melliaura	DegT_DnrJ_EryC1	homomer cyclic	link
4zz7	METHYLMALONATE-SEMIALDEHYDE DEHYDROGENASE	Oceanimonas doudoroffii	Aldedh	homomer dihedral	link
4zzf	FLAGELLAR BASAL BODY ROD MODIFICATION PROTEIN	Helicobacter pylori	FlgD_ig	homomer cyclic	link
5a0j	LABDANE-RELATED DITERPENE SYNTHASE	Streptomyces sp.	-	homomer cyclic	link
5a0y	METHYL-COENZYME M REDUCTASE I SUBUNIT ALPHA METHYL-COENZYME M REDUCTASE I SUBUNIT GAMMA	Methanothermobacter marburgensis	MCR_alpha MCR_alpha_N MCR_gamma	heteromer cyclic	link
5a0y	METHYL-COENZYME M REDUCTASE I SUBUNIT BETA METHYL-COENZYME M REDUCTASE I SUBUNIT GAMMA	Methanothermobacter marburgensis	MCR_beta MCR_beta_N MCR_gamma	heteromer cyclic	link
5a0y	METHYL-COENZYME M REDUCTASE I SUBUNIT BETA	Methanothermobacter marburgensis	MCR_beta MCR_beta_N	heteromer cyclic	link
5a1i	S-ADENOSYLMETHIONINE SYNTHASE ISOFORM TYPE-2	Homo sapiens	S-AdoMet_synt_C S-AdoMet_synt_M S-AdoMet_synt_N	homomer dihedral	link
5a1s	CITRATE-SODIUM SYMPORTER	Salmonella enterica	-	homomer asymmetric	link
5a2d	BETAINE ALDEHYDE DEHYDROGENASE, CHLOROPLASTIC	Spinacia oleracea	Aldedh	homomer cyclic	link
5a4o	BPSL1147	Burkholderia pseudomallei	PC4	homomer cyclic	link
5a53	REGULATOR OF RIBOSOME BIOSYNTHESIS	Saccharomyces cerevisiae	RRS1	heteromer asymmetric	link
5a62	PUTATIVE ALPHA/BETA HYDROLASE FOLD PROTEIN	Candidatus Nitrososphaera gargensis	Abhydrolase_1	homomer cyclic	link
5a74	DNA ENDONUCLEASE I-CVUI	Chlorella vulgaris	LAGLIDADG_1	homomer cyclic	link
5a8s	POLYHEDRIN	Cypovirus 4	CPV_Polyhedrin	homomer cyclic	link
5a8u	POLYHEDRIN	Cypovirus 5	-	homomer cyclic	link
5a96	POLYHEDRIN	Cypovirus 14	CPV_Polyhedrin	homomer cyclic	link
5a98	POLYHEDRIN	Cypovirus 15	-	homomer cyclic	link
5a99	POLYHEDRIN	Operophtera brumata cypovirus 19	-	homomer cyclic	link
5a9a	POLYHEDRIN	Simulium ubiquitum cypovirus	CPV_Polyhedrin	homomer cyclic	link
5a9g	MANGANESE SUPEROXIDE DISMUTASE	Sphingobacterium spiritivorum	Sod_Fe_C Sod_Fe_N	homomer cyclic	link
5a9p	POLYHEDRIN	Operophtera brumata cypovirus 18	Cypo_polyhedrin	homomer cyclic	link
5a9t	PUTATIVE DEHYDROGENASE	Amycolatopsis orientalis	NAD_binding_2	homomer cyclic	link
5aa5	NIFE-HYDROGENASE LARGE SUBUNIT, HOFG NIFE-HYDROGENASE SMALL SUBUNIT, HOFK	Cupriavidus necator	NiFeSe_Hases NiFe_hyd_SSU_C Oxidored_q6	heteromer dihedral	link
5aa5	NIFE-HYDROGENASE SMALL SUBUNIT, HOFK	Cupriavidus necator	NiFe_hyd_SSU_C Oxidored_q6	heteromer dihedral	link
5aa6	VANADIUM-DEPENDENT BROMOPEROXIDASE 2	Ascophyllum nodosum	-	homomer dihedral	link
5abs	SH3 DOMAIN-CONTAINING KINASE-BINDING PROTEIN 1	Homo sapiens	-	homomer cyclic	link
5abv	EUKARYOTIC TRANSLATION INITIATION FACTOR 4E GH11071P	Drosophila melanogaster	IF4E	heteromer asymmetric	link
5abx	4E-BINDING PROTEIN MEXTLI EUKARYOTIC TRANSLATION INITIATION FACTOR 4E-3	Caenorhabditis elegans	IF4E	heteromer asymmetric	link
5aew	BIPHENYL DIOXYGENASE SUBUNIT BETA	Paraburkholderia xenovorans	-	heteromer cyclic	link
5aez	MEP2	Candida albicans	Ammonium_transp	homomer cyclic	link
5afb	LATROPHILIN-3	Homo sapiens	Gal_Lectin OLF	homomer dihedral	link
5afd	N-ACETYLNEURAMINATE LYASE	Aliivibrio salmonicida	DHDPS	homomer dihedral	link
5afx	FARNESYL PYROPHOSPHATE SYNTHASE	Trypanosoma brucei	polyprenyl_synt	homomer cyclic	link
5agv	CYCLOHEXYL GRISELIMYCIN DNA POLYMERASE III SUBUNIT BETA	Mycobacterium tuberculosis Streptomyces muensis	DNA_pol3_beta DNA_pol3_beta_2 DNA_pol3_beta_3	homomer cyclic	link
5agw	APOPTOSIS REGULATOR BCL-2, BCL-2-LIKE PROTEIN 1, APOPTOSIS REGULATOR BCL-2 BCL-2-LIKE PROTEIN 11	Homo sapiens	Bclx_interact	monomer asymmetric	link
5ahu	FARNESYL PYROPHOSPHATE SYNTHASE FARNESYL PYROPHOSPHATE SYNTHASE, PUTATIVE	Trypanosoma brucei	polyprenyl_synt	heteromer cyclic	link
5ahu	FARNESYL PYROPHOSPHATE SYNTHASE	Trypanosoma brucei	polyprenyl_synt	heteromer cyclic	link
5aji	SMALL-CONDUCTANCE MECHANOSENSITIVE CHANNEL	Escherichia coli	MS_channel TM_helix	homomer cyclic	link
5ajs	THAP DOMAIN-CONTAINING PROTEIN 11	Homo sapiens	-	homomer cyclic	link
5akr	COPPER-CONTAINING NITRITE REDUCTASE	Achromobacter cycloclastes	Cu-oxidase Cu-oxidase_3	homomer cyclic	link
5al6	ANASTRAL SPINDLE 2	Drosophila melanogaster	-	homomer cyclic	link
5al7	SPINDLE ASSEMBLY ABNORMAL PROTEIN 6 HOMOLOG	Drosophila melanogaster	SAS-6_N	homomer cyclic	link
5am2	BIFUNCTIONAL EPOXIDE HYDROLASE 2	Homo sapiens	Abhydrolase_1 HAD_2	homomer cyclic	link
5amo	NOELIN	Mus musculus	OLF	homomer cyclic	link
5an5	CELL CYCLE PROTEIN GPSB	Bacillus subtilis	-	homomer cyclic	link
5an6	CRISPR-ASSOCIATED PROTEIN, CSM2 FAMILY	Thermotoga maritima	Csm2_III-A	homomer cyclic	link
5aoq	PREPROPTTH	Bombyx mori	-	heteromer cyclic	link
5app	GENERAL CONTROL PROTEIN GCN4, OUTER MEMBRANE PROTEIN 100	Aggregatibacter actinomycetemcomitans,Saccharomyces cerevisiae	-	homomer cyclic	link
5aq1	GLUCOSE-6-PHOSPHATE DEHYDROGENASE	Trypanosoma cruzi	G6PD_C G6PD_N	homomer dihedral	link
5aun	ATPASE INVOLVED IN CHROMOSOME PARTITIONING, PARA/MIND FAMILY, MRP HOMOLOG	Thermococcus kodakarensis	ParA	heteromer cyclic	link
5avp	L-RIBOSE ISOMERASE	Geodermatophilus obscurus	-	homomer dihedral	link
5awe	PUTATIVE ACETOIN UTILIZATION PROTEIN, ACETOIN DEHYDROGENASE	Thermus thermophilus	CBS	homomer dihedral	link
5awf	FES CLUSTER ASSEMBLY PROTEIN SUFB FES CLUSTER ASSEMBLY PROTEIN SUFD	Escherichia coli	UPF0051	heteromer asymmetric	link
5aww	PROTEIN TRANSLOCASE SUBUNIT SECE PROTEIN TRANSLOCASE SUBUNIT SECY	Thermus thermophilus	SecE SecY	heteromer asymmetric	link
5aww	PROTEIN TRANSLOCASE SUBUNIT SECY PUTATIVE PREPROTEIN TRANSLOCASE, SECG SUBUNIT	Thermus thermophilus	SecG SecY	heteromer asymmetric	link
5ax6	COFB	Escherichia coli	-	homomer cyclic	link
5aye	BETA-1,4-MANNOOLIGOSACCHARIDE PHOSPHORYLASE	Ruminococcus albus	Glyco_hydro_130	homomer dihedral	link
5azp	MULTIDRUG EFFLUX OUTER MEMBRANE PROTEIN OPRN	Pseudomonas aeruginosa	OEP	homomer cyclic	link
5b02	MOEN5,DNA-BINDING PROTEIN 7D	Saccharolobus solfataricus,Streptomyces viridosporus	-	homomer cyclic	link
5b04	PROBABLE TRANSLATION INITIATION FACTOR EIF-2B SUBUNIT BETA TRANSLATION INITIATION FACTOR EIF-2B SUBUNIT ALPHA	Schizosaccharomyces pombe	IF-2B	heteromer cyclic	link
5b08	OLIVETOLIC ACID CYCLASE	Cannabis sativa	Dabb	homomer cyclic	link
5b0h	LEUKOCYTE CELL-DERIVED CHEMOTAXIN-2	Homo sapiens	Peptidase_M23	homomer cyclic	link
5b0o	FLAGELLAR ASSEMBLY PROTEIN FLIH FLAGELLUM-SPECIFIC ATP SYNTHASE	Salmonella enterica	ATP-synt_ab FliH	heteromer asymmetric	link
5b0o	FLAGELLAR ASSEMBLY PROTEIN FLIH	Salmonella enterica	FliH	heteromer asymmetric	link
5b0v	MATRIX PROTEIN VP40	Marburg marburgvirus	VP40	homomer cyclic	link
5b1a	CYTOCHROME C OXIDASE SUBUNIT 1 CYTOCHROME C OXIDASE SUBUNIT 7C, MITOCHONDRIAL	Bos taurus	COX1 COX7C	heteromer asymmetric	link
5b1a	CYTOCHROME C OXIDASE SUBUNIT 2 CYTOCHROME C OXIDASE SUBUNIT 4 ISOFORM 1, MITOCHONDRIAL	Bos taurus	COX2 COX2_TM COX4	heteromer asymmetric	link
5b1n	OSMOLARITY SENSOR PROTEIN ENVZ	Escherichia coli	HisKA	homomer cyclic	link
5b1q	U14 PROTEIN	Human betaherpesvirus 6B	Herpes_pp85	homomer cyclic	link
5b1z	BCL-2-LIKE PROTEIN 1	Homo sapiens	BH4 Bcl-2	homomer cyclic	link
5b2d	HN PROTEIN	Mumps rubulavirus	HN	homomer cyclic	link
5b3g	PROTEIN SCARECROW PROTEIN SHORT-ROOT	Arabidopsis thaliana	GRAS	heteromer asymmetric	link
5b3h	PROTEIN SCARECROW PROTEIN SHORT-ROOT	Arabidopsis thaliana	GRAS	heteromer asymmetric	link
5b46	2-OXOACID--FERREDOXIN OXIDOREDUCTASE ALPHA SUBUNIT 2-OXOACID--FERREDOXIN OXIDOREDUCTASE BETA SUBUNIT	Sulfurisphaera tokodaii	PFOR_II PFO_beta_C POR POR_N TPP_enzyme_C	heteromer cyclic	link
5b46	2-OXOACID--FERREDOXIN OXIDOREDUCTASE ALPHA SUBUNIT	Sulfurisphaera tokodaii	PFOR_II POR POR_N	heteromer cyclic	link
5b52	H-NS FAMILY PROTEIN MVAT	Pseudomonas putida	-	homomer cyclic	link
5b57	PUTATIVE HEMIN ABC TRANSPORT SYSTEM, MEMBRANE PROTEIN	Burkholderia cenocepacia	FecCD	heteromer cyclic	link
5b5v	MOB KINASE ACTIVATOR 1B	Mus musculus	Mob1_phocein	homomer cyclic	link
5b66	PHOTOSYSTEM II REACTION CENTER PROTEIN H PHOTOSYSTEM II REACTION CENTER PROTEIN X	Thermosynechococcus vulcanus	PsbH PsbX	heteromer cyclic	link
5b69	GERANYLGERANYLGLYCERYL PHOSPHATE SYNTHASE	Thermoplasma acidophilum	PcrB	homomer cyclic	link
5b71	SKY59 FAB HEAVY CHAIN SKY59 FAB LIGHT CHAIN	Homo sapiens	C1-set V-set	heteromer asymmetric	link
5b7i	UNCHARACTERIZED PROTEIN ACRF3	Pseudomonas phage JBD5	-	heteromer asymmetric	link
5b89	CYSTEINE DESULFURASE	Thermococcus onnurineus	Aminotran_5	homomer cyclic	link
5b8f	2-C-METHYL-D-ERYTHRITOL 2,4-CYCLODIPHOSPHATE SYNTHASE	Pseudomonas aeruginosa	YgbB	homomer cyclic	link
5b8i	CALCINEURIN SUBUNIT B, VARIANT SERINE/THREONINE-PROTEIN PHOSPHATASE	Coccidioides immitis	EF-hand_5 EF-hand_7 Metallophos	heteromer asymmetric	link
5bjw	WLAL PROTEIN	Campylobacter jejuni	Polysacc_synt_2	homomer cyclic	link
5bn3	NEQ263 V-TYPE ATP SYNTHASE ALPHA CHAIN	Nanoarchaeum equitans	ATP-synt_ab ATP-synt_ab_N ATP-synt_ab_Xtn	heteromer cyclic	link
5bnc	HEME BINDING PROTEIN MSMEG_6519	Mycolicibacterium smegmatis	DUF2470 Pyrid_oxidase_2	homomer cyclic	link
5bnx	HISTONE H3.3 HISTONE H4	Homo sapiens	CENP-T_C Histone	heteromer asymmetric	link
5bo7	SIA-ALPHA-2,3-GAL-BETA-1,4-GLCNAC-R:ALPHA 2,8-SIALYLTRANSFERASE	Homo sapiens	Glyco_transf_29	homomer cyclic	link
5bpd	TRMBL2	Pyrococcus furiosus	-	homomer cyclic	link
5bph	D-ALANINE--D-ALANINE LIGASE	Yersinia pestis	Dala_Dala_lig_C Dala_Dala_lig_N	homomer cyclic	link
5bpk	GAMMA-GLUTAMYLTRANSPEPTIDASE (GGT)	Helicobacter pylori	G_glu_transpept	heteromer asymmetric	link
5br9	UNCHARACTERIZED PROTEIN	Pseudomonas aeruginosa	Peptidase_M22	homomer cyclic	link
5bse	PYRROLINE-5-CARBOXYLATE REDUCTASE	Medicago truncatula	F420_oxidored P5CR_dimer	homomer dihedral	link
5bt1	HISTONE H2A.1 HISTONE H2B.1	Saccharomyces cerevisiae	Histone Histone_H2A_C	heteromer asymmetric	link
5buv	PUTATIVE EPIMERASE	Yersinia enterocolitica	dTDP_sugar_isom	homomer cyclic	link
5bv7	27C3 HEAVY CHAIN PHOSPHATIDYLCHOLINE-STEROL ACYLTRANSFERASE	Homo sapiens	C1-set LCAT V-set	heteromer asymmetric	link
5bwj	SENSORY TRANSDUCTION HISTIDINE KINASE, PUTATIVE	Borreliella burgdorferi	SBP_bac_3	homomer cyclic	link
5by5	L-ECTOINE SYNTHASE	Sphingopyxis alaskensis	Ectoine_synth	homomer cyclic	link
5by6	THYMIDYLATE SYNTHASE	Trichinella spiralis	Thymidylat_synt	homomer cyclic	link
5by8	RPF2 RRS1	Aspergillus nidulans	Brix RRS1	heteromer asymmetric	link
5bz3	NA(+)/H(+) ANTIPORTER	Thermus thermophilus	Na_H_Exchanger	homomer cyclic	link
5bza	BETA-N-ACETYLHEXOSAMINIDASE	Thermotoga neapolitana	Glyco_hydro_3	homomer cyclic	link
5c1f	SEPTATION PROTEIN IMP2	Schizosaccharomyces pombe	FCH	homomer cyclic	link
5c2i	ALR1585 PROTEIN	Nostoc sp. PCC 7120	Dyp_perox	homomer dihedral	link
5c2n	BETA PROPELLER	Enterobacteria phage L1	Tachylectin	homomer cyclic	link
5c2v	HYDRAZINE SYNTHASE BETA SUBUNIT HYDRAZINE SYNTHASE GAMMA SUBUNIT	Candidatus Kuenenia stuttgartiensis	Cytochrom_C Cytochrom_D1	heteromer cyclic	link
5c3l	NUCLEOPORIN NUP58 NUP54	Xenopus laevis	Nucleoporin_FG2 Nup54	heteromer asymmetric	link
5c3l	NUCLEOPORIN NUP62 NUP54	Xenopus laevis	Nsp1_C Nup54	heteromer asymmetric	link
5c40	RIBOKINASE	Homo sapiens	PfkB	homomer cyclic	link
5c4y	PUTATIVE TRANSCRIPTION REGULATOR LMO0852	Listeria monocytogenes	TetR_N	homomer cyclic	link
5c5d	PHOSPHORIBOSYLAMINOIMIDAZOLE CARBOXYLASE	Treponema denticola	AIRC	homomer dihedral	link
5c5e	CIRCADIAN CLOCK PROTEIN KAIA	Synechococcus elongatus	KaiA	heteromer asymmetric	link
5c5z	GLUTAMYL-TRNA AMIDOTRANSFERASE	Escherichia coli	-	homomer cyclic	link
5c69	FUSION GLYCOPROTEIN F0,FIBRITIN	Enterobacteria phage Ox2,Human orthopneumovirus	Fusion_gly	homomer dihedral	link
5c6g	AGR133CP SISTER CHROMATID COHESION PROTEIN 2	Eremothecium gossypii	Cohesin_load	heteromer asymmetric	link
5c6h	INDUCED MYELOID LEUKEMIA CELL DIFFERENTIATION PROTEIN MCL-1 MULE BH3 PEPTIDE FROM E3 UBIQUITIN-PROTEIN LIGASE HUWE1	Homo sapiens	Bcl-2	heteromer asymmetric	link
5c6k	INTEGRASE	Escherichia virus P2	Phage_integrase	homomer cyclic	link
5c6u	AMINOTRANSFERASE	Mycobacterium tuberculosis	Aminotran_MocR	homomer cyclic	link
5c78	ATP-DRIVEN FLIPPASE PGLK	Campylobacter jejuni	ABC_membrane ABC_tran	homomer cyclic	link
5c8a	LIGHT-DEPENDENT TRANSCRIPTIONAL REGULATOR CARH	Thermus thermophilus	B12-binding B12-binding_2	homomer cyclic	link
5c93	HISTIDINE KINASE	Lactobacillus plantarum	HATPase_c HisKA	homomer asymmetric	link
5c94	NON-STRUCTURAL PROTEIN 9	Avian coronavirus	nsp9	homomer cyclic	link
5c9f	APRICK PROTEASE	Rickettsia conorii	-	homomer dihedral	link
5c9n	GEMININ COILED-COIL DOMAIN-CONTAINING PROTEIN 1	Homo sapiens	-	homomer cyclic	link
5ca5	NONO-1	Caenorhabditis elegans	NOPS RRM_1	homomer cyclic	link
5ccb	TRNA (ADENINE(58)-N(1))-METHYLTRANSFERASE CATALYTIC SUBUNIT TRMT61A	Homo sapiens	GCD14	heteromer cyclic	link
5cdd	STRUCTURAL POLYPROTEIN, VP1 STRUCTURAL POLYPROTEIN, VP2	Israeli acute paralysis virus	CRPV_capsid Rhv	heteromer dihedral	link
5cdd	STRUCTURAL POLYPROTEIN, VP1	Israeli acute paralysis virus	CRPV_capsid	heteromer dihedral	link
5cdd	STRUCTURAL POLYPROTEIN, VP2 STRUCTURAL POLYPROTEIN, VP3	Israeli acute paralysis virus	Rhv	heteromer dihedral	link
5ce8	BRANCHED-CHAIN AMINO ACID AMINOTRANSFERASE	Thermoproteus uzoniensis	Aminotran_4	homomer dihedral	link
5ceg	ADDICTION MODULE ANTIDOTE PROTEIN, COPG/ARC/METJ FAMILY	Mesorhizobium opportunistum	-	heteromer dihedral	link
5ceg	ADDICTION MODULE ANTIDOTE PROTEIN, COPG/ARC/METJ FAMILY	Mesorhizobium opportunistum	ParD_antitoxin	heteromer dihedral	link
5cff	MIRANDA	Drosophila melanogaster	-	heteromer cyclic	link
5cfl	STIMULATOR OF INTERFERON GENES	Nematostella vectensis	TMEM173	homomer cyclic	link
5cge	HYDROXYETHYLTHIAZOLE KINASE	Staphylococcus aureus	HK	homomer cyclic	link
5cgn	L-ACPC8-ALA-MAGAININ	synthetic construct	-	homomer asymmetric	link
5cgo	ACPC-13 DERIVATIVE OF ALA-MAGAININ 2	synthetic construct	-	homomer cyclic	link
5cgz	4-OXALMESACONATE HYDRATASE	Pseudomonas putida	PIG-L	homomer dihedral	link
5cj9	ARGININE REPRESSOR	Bacillus halodurans	Arg_repressor Arg_repressor_C	homomer cyclic	link
5cm7	THIAMINE-MONOPHOSPHATE KINASE	Acinetobacter baumannii	AIRS AIRS_C	homomer cyclic	link
5cmz	ENVELOPE GLYCOPROTEIN	Human immunodeficiency virus 1	-	heteromer cyclic	link
5co4	PUTATIVE TRNA (CYTIDINE(34)-2'-O)-METHYLTRANSFERASE	Thermus thermophilus	SpoU_methylase	homomer cyclic	link
5cpg	(R)-SPECIFIC ENOYL-COA HYDRATASE	Pseudomonas aeruginosa	MaoC_dehydratas	homomer cyclic	link
5cq2	E3 UBIQUITIN-PROTEIN LIGASE ITCHY HOMOLOG	Homo sapiens	WW	heteromer dihedral	link
5cs2	HISTIDINE TRIAD PROTEIN	Plasmodium falciparum	HIT	homomer cyclic	link
5csf	PROTEIN S100-B	Homo sapiens	EF-hand_1 S_100	homomer cyclic	link
5csi	PROTEIN S100-B	Homo sapiens	EF-hand_1 S_100	homomer cyclic	link
5ctd	COLLAGEN ALPHA-1(I) CHAIN,COLLAGEN ALPHA-3(IX) CHAIN COLLAGEN ALPHA-2(I) CHAIN,COLLAGEN ALPHA-2(IX) CHAIN	Homo sapiens	Collagen	heteromer asymmetric	link
5cuy	ACIDOCALCISOMAL PYROPHOSPHATASE	Trypanosoma brucei	Pyrophosphatase	homomer dihedral	link
5cvc	SERINE RACEMASE	Zea mays	PALP	homomer cyclic	link
5cvr	FNR TYPE REGULATOR	Aliivibrio fischeri	HTH_Crp_2 cNMP_binding	homomer cyclic	link
5cvv	(ISO)EUGENOL O-METHYLTRANSFERASE	Clarkia breweri	Dimerisation Methyltransf_2	homomer cyclic	link
5cw7	PAAA2 PLASMID STABILIZATION PROTEIN PARE	Escherichia coli	ParE_toxin	heteromer cyclic	link
5cwe	CYTOCHROME P450 HYDROXYLASE	Streptomyces avermitilis	p450	homomer cyclic	link
5cx2	CORONIN	Leishmania donovani	-	heteromer asymmetric	link
5cx3	MICROTUBULE-ASSOCIATED PROTEINS 1A/1B LIGHT CHAIN 3A	Homo sapiens	Atg8	heteromer asymmetric	link
5cx7	ATP:COB(I)ALAMIN ADENOSYLTRANSFERASE	Salmonella enterica	Haem_degrading	homomer dihedral	link
5cyx	PROTEIN CDHR2	Mus musculus	Cadherin	homomer cyclic	link
5cyz	CASEIN KINASE I HOMOLOG HRR25 MONOPOLIN COMPLEX SUBUNIT MAM1	Saccharomyces cerevisiae	MAM1 Pkinase	heteromer asymmetric	link
5d01	N-ACETYL-ALPHA-D-GLUCOSAMINYL L-MALATE SYNTHASE	Bacillus subtilis	Glyco_transf_4 Glycos_transf_1	homomer cyclic	link
5d0o	OUTER MEMBRANE PROTEIN ASSEMBLY FACTOR BAMC OUTER MEMBRANE PROTEIN ASSEMBLY FACTOR BAMD	Escherichia coli	Lipoprotein_18 YfiO	heteromer asymmetric	link
5d0o	OUTER MEMBRANE PROTEIN ASSEMBLY FACTOR BAMD OUTER MEMBRANE PROTEIN ASSEMBLY FACTOR BAME	Escherichia coli	SmpA_OmlA YfiO	heteromer asymmetric	link
5d1p	ATP-DEPENDENT RNA LIGASE	Methanothermobacter thermautotrophicus	RNA_ligase	homomer cyclic	link
5d1r	RV1816 TRANSCRIPTIONAL REGULATOR	Mycobacterium tuberculosis	TetR_N	homomer cyclic	link
5d2d	14-3-3 PROTEIN ZETA/DELTA CYSTIC FIBROSIS TRANSMEMBRANE CONDUCTANCE REGULATOR	Homo sapiens	14-3-3 CFTR_R	homomer cyclic	link
5d2m	SMALL UBIQUITIN-RELATED MODIFIER 2 SUMO-CONJUGATING ENZYME UBC9	Homo sapiens	Rad60-SLD UQ_con	heteromer asymmetric	link
5d3e	14-3-3 PROTEIN GAMMA CYSTIC FIBROSIS TRANSMEMBRANE CONDUCTANCE REGULATOR	Homo sapiens	14-3-3 CFTR_R	homomer cyclic	link
5d4n	NITROGEN REGULATORY PROTEIN P-II	Thiomonas intermedia	P-II	homomer cyclic	link
5d4v	UNCHARACTERIZED PROTEIN MJ0489	Methanocaldococcus jannaschii	DUF1188	homomer cyclic	link
5d4z	REPRESSOR	Salmonella virus SPN1S	HTH_3	homomer cyclic	link
5d50	ANTI-REPRESSOR PROTEIN REPRESSOR	Salmonella virus SPN1S	-	heteromer dihedral	link
5d50	ANTI-REPRESSOR PROTEIN	Salmonella virus SPN1S	-	heteromer dihedral	link
5d50	REPRESSOR	Salmonella virus SPN1S	HTH_3	heteromer dihedral	link
5d55	HDAB,HDAA (ADHESIN), HUS-ASSOCIATED DIFFUSE ADHERENCE	Escherichia coli	AfaD	homomer cyclic	link
5d5y	PUTATIVE TRANSCRIPTION FACTOR	Chaetomium thermophilum	-	homomer cyclic	link
5d60	PUTATIVE TRANSCRIPTION FACTOR	Chaetomium thermophilum	-	homomer cyclic	link
5d71	GRANULOCYTE-MACROPHAGE COLONY-STIMULATING FACTOR IMMUNGLOBULIN G1 FAB FRAGMENT, HEAVY CHAIN	Homo sapiens	C1-set GM_CSF V-set	heteromer asymmetric	link
5d88	PREDICTED PROTEASE OF THE COLLAGENASE FAMILY	Methanopyrus kandleri	Peptidase_U32	homomer cyclic	link
5d95	AMINOTRANSFERASE CLASS-III	Sphaerobacter thermophilus	Aminotran_3	homomer cyclic	link
5da5	RRU_A0973	Rhodospirillum rubrum	-	homomer dihedral	link
5da7	DNA POLYMERASE SLIDING CLAMP 1, PROLIFERATING CELL NUCLEAR ANTIGEN THERMOCOCCALES INHIBITOR OF PCNA	Thermococcus kodakarensis	PCNA_C PCNA_N	heteromer asymmetric	link
5da9	PUTATIVE DOUBLE-STRAND BREAK PROTEIN PUTATIVE UNCHARACTERIZED PROTEIN,PUTATIVE UNCHARACTERIZED PROTEIN	Chaetomium thermophilum	-	heteromer cyclic	link
5da9	PUTATIVE DOUBLE-STRAND BREAK PROTEIN PUTATIVE UNCHARACTERIZED PROTEIN,PUTATIVE UNCHARACTERIZED PROTEIN	Chaetomium thermophilum	AAA_23 SbcCD_C	heteromer cyclic	link
5da9	PUTATIVE UNCHARACTERIZED PROTEIN,PUTATIVE UNCHARACTERIZED PROTEIN	Chaetomium thermophilum	AAA_23 SbcCD_C	heteromer cyclic	link
5day	NAP1-RELATED PROTEIN 1	Arabidopsis thaliana	NAP	homomer cyclic	link
5ddt	2-C-METHYL-D-ERYTHRITOL 4-PHOSPHATE CYTIDYLYLTRANSFERASE	Bacillus subtilis	IspD	homomer cyclic	link
5ddw	CRMG	Actinoalloteichus sp. WH1-2216-6	Aminotran_3	homomer cyclic	link
5dec	GTP PYROPHOSPHOKINASE YJBM	Bacillus subtilis	-	homomer dihedral	link
5dec	GTP PYROPHOSPHOKINASE YJBM	Bacillus subtilis	RelA_SpoT	homomer dihedral	link
5deo	NICOTINATE-NUCLEOTIDE ADENYLYLTRANSFERASE	Mycobacteroides abscessus	CTP_transf_like	homomer cyclic	link
5deq	TRANSCRIPTIONAL REGULATOR ARAR	Bacteroides thetaiotaomicron	NUDIX	homomer cyclic	link
5dik	ALKYL HYDROPEROXIDE REDUCTASE AHPD	Legionella pneumophila	-	homomer dihedral	link
5dik	ALKYL HYDROPEROXIDE REDUCTASE AHPD	Legionella pneumophila	CMD	homomer dihedral	link
5dj9	ORNITHINE AMINOTRANSFERASE, MITOCHONDRIAL	Toxoplasma gondii	Aminotran_3	homomer cyclic	link
5djo	KINESIN-LIKE PROTEIN	Mus musculus	FHA Kinesin_assoc	homomer cyclic	link
5dle	PTS SYSTEM, FRUCTOSE-SPECIFIC IIABC COMPONENT	Borreliella burgdorferi	PTS_IIB	homomer dihedral	link
5dlm	HEAVY CHAIN OF MONOCLONAL ANTIBODY LIGHT CHAIN OF MONOCLONAL ANTIBODY	Mus musculus	C1-set V-set	heteromer asymmetric	link
5dmr	EUKARYOTIC PEPTIDE CHAIN RELEASE FACTOR SUBUNIT 1 REVERSE TRANSCRIPTASE/RIBONUCLEASE H P80	Murine leukemia virus Mus musculus	RNase_H eRF1_3	heteromer asymmetric	link
5dnl	IMIDAZOLEGLYCEROL-PHOSPHATE DEHYDRATASE	Pyrococcus furiosus	IGPD	homomer octahedral	link
5dob	VIRION EGRESS PROTEIN UL31 HOMOLOG VIRION EGRESS PROTEIN UL34 HOMOLOG	Human betaherpesvirus 5	Herpes_U34 Herpes_UL31	heteromer asymmetric	link
5dol	INITIATION-CONTROL PROTEIN YABA	Bacillus subtilis	YabB	homomer dihedral	link
5dow	CALMODULIN CHLORIDE ANION EXCHANGER	Homo sapiens Mus musculus	EF-hand_7	monomer asymmetric	link
5dqp	EDTA MONOOXYGENASE	EDTA-degrading bacterium BNC1	Bac_luciferase	homomer cyclic	link
5dqr	7-HYDROXYMETHYL CHLOROPHYLL A REDUCTASE, CHLOROPLASTIC	Arabidopsis thaliana	FrhB_FdhB_C FrhB_FdhB_N	homomer cyclic	link
5dqx	PHOSPHOLIPASE A1	Salmonella enterica	PLA1	homomer cyclic	link
5dtk	BETA-LACTAMASE	Klebsiella pneumoniae	Transpeptidase	homomer cyclic	link
5du1	MAMBALGIN-1	Dendroaspis polylepis	-	homomer dihedral	link
5dvw	MINOR NUCLEOPROTEIN VP30	Zaire ebolavirus	Transcript_VP30	homomer cyclic	link
5dwq	HISTONE-ARGININE METHYLTRANSFERASE CARM1	Homo sapiens	PrmA	homomer cyclic	link
5dwy	PROTON/GLUTAMATE SYMPORTER, SDF FAMILY	Thermococcus kodakarensis	SDF	homomer cyclic	link
5dwz	3-OXOACYL-(ACYL CARRIER PROTEIN) SYNTHASE III 3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE 3	Pseudomonas aeruginosa	ACP_syn_III ACP_syn_III_C	heteromer cyclic	link
5dyn	PUTATIVE PEPTIDASE	Bacteroides fragilis	Peptidase_C11	heteromer asymmetric	link
5dyq	YD REPEAT-CONTAINING PROTEIN	Verrucosispora maris	AOC_like	homomer cyclic	link
5dz8	BSPA (BSPA_V)	Streptococcus agalactiae	BspA_v	homomer cyclic	link
5e0s	ATP-DEPENDENT CLP PROTEASE PROTEOLYTIC SUBUNIT 1 ATP-DEPENDENT CLP PROTEASE PROTEOLYTIC SUBUNIT 2	Mycobacterium tuberculosis	CLP_protease	heteromer cyclic	link
5e33	DIPEPTIDYL PEPTIDASE 3 MET-ENKEPHALIN	Homo sapiens	Peptidase_M49	monomer asymmetric	link
5e3q	2,3,4,5-TETRAHYDROPYRIDINE-2,6-DICARBOXYLATE N-SUCCINYLTRANSFERASE	Corynebacterium glutamicum	Hexapep_2 THDPS_M	homomer cyclic	link
5e3x	THERMOSTABLE CARBOXYPEPTIDASE 1	Fervidobacterium islandicum	Peptidase_M32	homomer cyclic	link
5e62	HEMAGGLUTININ-ESTERASE	Influenza D virus	Hema_esterase Hema_stalk	heteromer cyclic	link
5e62	HEMAGGLUTININ-ESTERASE	Influenza D virus	Hema_stalk	heteromer cyclic	link
5e7f	MAJOR STRUCTURAL PROTEIN 1 NANOBODY L06	Camelus dromedarius Lactococcus phage Tuc2009	V-set	heteromer cyclic	link
5e7f	MAJOR STRUCTURAL PROTEIN 1	Lactococcus phage Tuc2009	-	heteromer cyclic	link
5e7t	MAJOR STRUCTURAL PROTEIN 1	Lactococcus phage Tuc2009	-	heteromer cyclic	link
5e8d	ANTI-HUMAN EPIREGULIN ANTIBODY 9E5 FAB HEAVY CHAIN ANTI-HUMAN EPIREGULIN ANTIBODY 9E5 FAB LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
5e8h	GERANYLGERANYL PYROPHOSPHATE SYNTHASE 3, CHLOROPLASTIC	Arabidopsis thaliana	polyprenyl_synt	homomer cyclic	link
5e97	HEPARANASE	Homo sapiens	Glyco_hydro_79n	heteromer asymmetric	link
5e9a	BETA-GALACTOSIDASE	Rahnella sp. R3	Glyco_hydro_42 Glyco_hydro_42C Glyco_hydro_42M	homomer cyclic	link
5e9g	ISOCITRATE LYASE	Pyricularia oryzae	ICL	homomer dihedral	link
5ea4	FUSION GLYCOPROTEIN F0	Human orthopneumovirus	Fusion_gly	homomer cyclic	link
5ed9	SUN DOMAIN-CONTAINING PROTEIN 2	Mus musculus	-	homomer asymmetric	link
5efi	ANTIGEN-PRESENTING GLYCOPROTEIN CD1D1 BETA-2-MICROGLOBULIN	Mus musculus	C1-set MHC_I_3	heteromer asymmetric	link
5efm	BECLIN-1	Homo sapiens	-	homomer cyclic	link
5eft	P9-1	Southern rice black-streaked dwarf virus	Reo_P9	homomer asymmetric	link
5efv	PHI ETA ORF 56-LIKE PROTEIN	Staphylococcus virus 11	-	homomer asymmetric	link
5egf	TQAA	Penicillium aethiopicum	Condensation	homomer dihedral	link
5ehk	LANTIBIOTIC DEHYDRATASE	Microbispora corallina	Lant_dehydr_C Lant_dehydr_N	homomer cyclic	link
5eib	DESIGNED ANKYRIN REPEAT PROTEIN TUBULIN BETA-2B CHAIN	Bos taurus synthetic construct	Ank_2 Ank_4 Tubulin Tubulin_C	heteromer asymmetric	link
5eio	N-ACETYL-GAMMA-GLUTAMYL-PHOSPHATE/N-ACETYL-GAMMA-AMINOADIPYL-PHOSPHATE REDUCTASE	Thermus thermophilus	Semialdhyde_dh Semialdhyde_dhC	heteromer cyclic	link
5ek5	IRMA	Escherichia coli	-	homomer cyclic	link
5ekc	ALDEHYDE DEHYDROGENASE	Pyrobaculum ferrireducens	Aldedh	homomer dihedral	link
5eku	ARGININE N-METHYLTRANSFERASE, PUTATIVE	Trypanosoma brucei	PrmA	homomer cyclic	link
5ekw	IMIDAZOLEGLYCEROL-PHOSPHATE DEHYDRATASE 2, CHLOROPLASTIC	Arabidopsis thaliana	IGPD	homomer octahedral	link
5en7	SMU-1 SUPPRESSOR OF MEC AND UNC DEFECTS	Caenorhabditis elegans	-	homomer cyclic	link
5enq	MULTIDRUG EFFLUX PUMP SUBUNIT ACRB,MULTIDRUG EFFLUX PUMP SUBUNIT ACRB	Escherichia coli	-	heteromer cyclic	link
5enq	MULTIDRUG EFFLUX PUMP SUBUNIT ACRB,MULTIDRUG EFFLUX PUMP SUBUNIT ACRB	Escherichia coli	ACR_tran	heteromer cyclic	link
5eo4	THIOESTERASE	Staphylococcus aureus	4HBT_2	homomer cyclic	link
5eof	OPTINEURIN SERINE/THREONINE-PROTEIN KINASE TBK1	Homo sapiens	-	heteromer cyclic	link
5eof	OPTINEURIN SERINE/THREONINE-PROTEIN KINASE TBK1	Homo sapiens	NEMO	heteromer cyclic	link
5eon	ACC-HEX	synthetic construct	-	homomer dihedral	link
5epe	SAM-DEPENDENT METHYLTRANSFERASE	Thiobacillus denitrificans	Methyltransf_31	homomer tetrahedral	link
5epw	NUCLEOPROTEIN	Human coronavirus NL63	Corona_nucleoca	homomer cyclic	link
5eqj	TRNA (ADENINE(58)-N(1))-METHYLTRANSFERASE CATALYTIC SUBUNIT TRM61 TRNA (ADENINE(58)-N(1))-METHYLTRANSFERASE NON-CATALYTIC SUBUNIT TRM6	Saccharomyces cerevisiae	GCD14 Gcd10p	heteromer cyclic	link
5er9	UDP-GALACTOPYRANOSE MUTASE	Mycolicibacterium smegmatis	GLF NAD_binding_8	homomer cyclic	link
5esw	PURINE/PYRIMIDINE PHOSPHORIBOSYLTRANSFERASE	Legionella pneumophila	Pribosyltran	homomer cyclic	link
5et0	ESPIN MYOSIN-IIIB	Mus musculus	Ank_2 Ank_4 Ank_5	heteromer asymmetric	link
5et1	ESPIN MYOSIN-IIIB	Mus musculus	Ank_2 Ank_4 Ank_5	heteromer asymmetric	link
5et3	FULLERENE ORGANIZING PROTEIN (C60SOL-COP-3)	synthetic construct	-	homomer dihedral	link
5euv	BETA-D-GALACTOSIDASE	Paracoccus sp. 32d	Glyco_hydro_2 Glyco_hydro_2_C Glyco_hydro_2_N	homomer cyclic	link
5evh	UNCHARACTERIZED PROTEIN	Kribbella flavida	SnoaL_2	homomer cyclic	link
5exe	OXALATE OXIDOREDUCTASE SUBUNIT ALPHA OXALATE OXIDOREDUCTASE SUBUNIT BETA	Moorella thermoacetica	PFOR_II POR_N	heteromer cyclic	link
5exe	OXALATE OXIDOREDUCTASE SUBUNIT ALPHA OXALATE OXIDOREDUCTASE SUBUNIT BETA	Moorella thermoacetica	TPP_enzyme_C	heteromer cyclic	link
5exe	OXALATE OXIDOREDUCTASE SUBUNIT ALPHA	Moorella thermoacetica	PFOR_II POR_N	heteromer cyclic	link
5eyn	FRUCTOKINASE	Vibrio cholerae	PfkB	homomer cyclic	link
5eyv	ADENYLOSUCCINATE LYASE	Schistosoma mansoni	-	homomer dihedral	link
5eyv	ADENYLOSUCCINATE LYASE	Schistosoma mansoni	ADSL_C Lyase_1	homomer dihedral	link
5ez8	CC-HEPT-I-C-I	synthetic construct	-	homomer cyclic	link
5ezu	PROTEIN A46	Vaccinia virus	-	homomer cyclic	link
5f1n	BETA-2-MICROGLOBULIN MHC CLASS I ANTIGEN	Canis lupus	C1-set MHC_I	heteromer asymmetric	link
5f23	NH(3)-DEPENDENT NAD(+) SYNTHETASE	Pseudomonas aeruginosa	NAD_synthase	homomer cyclic	link
5f2k	FATTY ACID O-METHYLTRANSFERASE	Mycobacterium marinum	Methyltransf_7	homomer cyclic	link
5f5o	NUCLEOPROTEIN PEPTIDE FROM POLYMERASE COFACTOR VP35	Marburg marburgvirus	Ebola_NP Filo_VP35	heteromer asymmetric	link
5f74	14-3-3 PROTEIN BETA/ALPHA CARBOHYDRATE-RESPONSIVE ELEMENT-BINDING PROTEIN	Mus musculus Rattus norvegicus	14-3-3	heteromer asymmetric	link
5f7r	LMO0178 PROTEIN	Listeria monocytogenes	ROK	homomer cyclic	link
5fai	RIBOSOMAL RNA SMALL SUBUNIT METHYLTRANSFERASE NEP1	Homo sapiens	EMG1	homomer cyclic	link
5fb3	GLYCEROL-1-PHOSPHATE DEHYDROGENASE [NAD(P)+]	Pyrobaculum calidifontis	Fe-ADH_2	homomer dihedral	link
5fcn	CENTROSOMAL PROTEIN OF 135 KDA	Homo sapiens	-	homomer cyclic	link
5fdf	CEPHALOSPORIN-C DEACETYLASE	Thermotoga maritima	AXE1	homomer dihedral	link
5fey	E3 UBIQUITIN-PROTEIN LIGASE TRIM32	Homo sapiens	zf-RING_UBOX	homomer cyclic	link
5fff	NOROXOMARITIDINE/NORCRAUGSODINE REDUCTASE	Narcissus pseudonarcissus	adh_short_C2	homomer dihedral	link
5ffq	SHUY-LIKE PROTEIN	Escherichia coli	NAD_binding_10	homomer cyclic	link
5fgb	ANTI-HCV E2 FAB HC84-1 HEAVY CHAIN ANTI-HCV E2 FAB HC84-1 LIGHT CHAIN	Homo sapiens	C1-set V-set	heteromer asymmetric	link
5fgl	NICR	Pseudomonas putida	TetR_N	homomer cyclic	link
5fgo	CG1507-PB, ISOFORM B	Drosophila melanogaster	PurA	homomer cyclic	link
5fhy	B-TYPE FLAGELLAR HOOK-ASSOCIATED PROTEIN 2	Pseudomonas aeruginosa	Flagellin_IN FliD_C	homomer dihedral	link
5fhz	ALDEHYDE DEHYDROGENASE FAMILY 1 MEMBER A3	Homo sapiens	Aldedh	homomer dihedral	link
5fif	CARBOXYLASE	Deinococcus radiodurans	-	homomer dihedral	link
5fif	CARBOXYLASE	Deinococcus radiodurans	Carboxyl_trans	homomer dihedral	link
5fii	PHENYLALANINE-4-HYDROXYLASE	Homo sapiens	ACT	homomer cyclic	link
5fiy	PRKC APOPTOSIS WT1 REGULATOR PROTEIN	Rattus norvegicus	-	homomer cyclic	link
5fjd	COPPER STORAGE PROTEIN 1	Methylosinus trichosporium	-	homomer dihedral	link
5fkp	ANTIGEN-PRESENTING GLYCOPROTEIN CD1D1 P99	Mus musculus	C1-set MHC_I_3	heteromer asymmetric	link
5fmk	BCL-2 HOMOLOGOUS ANTAGONIST/KILLER BCL-XL	Homo sapiens	BH4 Bcl-2	heteromer cyclic	link
5fmk	BCL-XL	Homo sapiens	BH4 Bcl-2	heteromer cyclic	link
5fmn	INRS	Synechocystis sp. PCC 6803	Trns_repr_metal	homomer dihedral	link
5fo5	HTH-TYPE TRANSCRIPTIONAL REGULATOR METR	Escherichia coli	HTH_1	homomer cyclic	link
5fo8	COMPLEMENT C3	Homo sapiens	A2M A2M_N A2M_N_2 A2M_comp A2M_recep NTR Thiol-ester_cl	heteromer asymmetric	link
5fq8	OUTER MEMBRANE PROTEIN OMP121 PUTATIVE LIPOPROTEIN	Bacteroides thetaiotaomicron	Plug SusD-like_2 TonB_dep_Rec	heteromer asymmetric	link
5fq8	OUTER MEMBRANE PROTEIN OMP121	Bacteroides thetaiotaomicron	Plug TonB_dep_Rec	heteromer asymmetric	link
5fqd	DNA DAMAGE-BINDING PROTEIN 1 PROTEIN CEREBLON	Homo sapiens	CPSF_A LON_substr_bdg MMS1_N Yippee-Mis18	heteromer asymmetric	link
5fql	IDURONATE-2-SULFATASE	Homo sapiens	Sulfatase	homomer cyclic	link
5fs4	AP205 BACTERIOPHAGE COAT PROTEIN	Acinetobacter phage AP205	-	homomer cyclic	link
5fsh	CSM6	Thermus thermophilus	Cas_Cas02710	homomer cyclic	link
5ftg	CHOLINE KINASE ALPHA	Homo sapiens	Choline_kinase	homomer cyclic	link
5fug	HISTONE H2A.Z HISTONE H2B TYPE 1-J	Homo sapiens	-	heteromer asymmetric	link
5fv8	CJUN FOSW	Homo sapiens	-	heteromer asymmetric	link
5fvj	PUTATIVE ACETYLTRANSFERASE	Salmonella enterica	Acetyltransf_10	homomer cyclic	link
5fvk	VACUOLAR PROTEIN SORTING-ASSOCIATED PROTEIN 4 VPS4-ASSOCIATED PROTEIN 1	Saccharomyces cerevisiae	MIT	heteromer asymmetric	link
5fvn	OMPC PORIN	Enterobacter cloacae	Porin_1	homomer cyclic	link
5fw4	DYE-DECOLORIZING PEROXIDASE TFU_3078	Thermobifida fusca	Dyp_perox	homomer cyclic	link
5fwz	CALCIUM BINDING PROTEIN	Fasciola hepatica	Dynein_light	homomer cyclic	link
5fx0	CALCIUM BINDING PROTEIN	Fasciola hepatica	Dynein_light	homomer cyclic	link
5fyd	OXIDOREDUCTASE, SHORT CHAIN DEHYDROGENASE/REDUCTASE FAMILY PROTEIN	Collinsella aerofaciens	adh_short	homomer cyclic	link
5fzp	DISPASE AUTOLYSIS-INDUCING PROTEIN	Streptomyces mobaraensis	-	homomer cyclic	link
5g0a	TRANSAMINASE	Bacillus megaterium	-	homomer dihedral	link
5g0a	TRANSAMINASE	Bacillus megaterium	Aminotran_3	homomer dihedral	link
5g0x	HDAH	Pseudomonas aeruginosa	Hist_deacetyl	homomer dihedral	link
5g1a	HISTONE DEACETYLASE-LIKE AMIDOHYDROLASE	Alcaligenes	Hist_deacetyl	homomer dihedral	link
5g1s	ATP-DEPENDENT CLP PROTEASE PROTEOLYTIC SUBUNIT	Francisella tularensis	-	homomer dihedral	link
5g23	TYPE-IV LIKE PILIN TTHA1219	Thermus thermophilus	-	homomer cyclic	link
5g3x	GRANULOVIRUS POLYHEDRIN	Cydia pomonella granulovirus	Polyhedrin	homomer tetrahedral	link
5g4d	CRISPR-ASSOCIATED ENDORIBONUCLEASE CAS2	Thermococcus onnurineus	CRISPR_Cas2	homomer cyclic	link
5g4i	PHOSPHOLYASE	Paenarthrobacter aurescens	Aminotran_3	homomer cyclic	link
5g5g	PUTATIVE XANTHINE DEHYDROGENASE YAGR MOLYBDENUM-BINDING SU SUBUNIT PUTATIVE XANTHINE DEHYDROGENASE YAGS FAD-BINDING SUBUNIT	Escherichia coli	Ald_Xan_dh_C Ald_Xan_dh_C2 CO_deh_flav_C FAD_binding_5	heteromer asymmetric	link
5g5g	PUTATIVE XANTHINE DEHYDROGENASE YAGS FAD-BINDING SUBUNIT PUTATIVE XANTHINE DEHYDROGENASE YAGT IRON-SULFUR-BINDING SUBUNIT	Escherichia coli	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer asymmetric	link
5g5n	LH3 HEXON-INTERLACING CAPSID PROTEIN	Snake atadenovirus A	Adeno_E1B_55K	homomer cyclic	link
5g5o	LH3 HEXON-INTERLACING CAPSID PROTEIN	Snake atadenovirus A	Adeno_E1B_55K	homomer cyclic	link
5ghf	AMINOTRANSFERASE CLASS-III	Ochrobactrum anthropi	Aminotran_3	homomer cyclic	link
5gi4	ATP-DEPENDENT RNA HELICASE DEAD	Escherichia coli	Helicase_C	homomer cyclic	link
5giv	CARBOXYPEPTIDASE 1	Deinococcus radiodurans	Peptidase_M32	homomer cyclic	link
5gjn	LYSINE/ORNITHINE DECARBOXYLASE	Selenomonas ruminantium	Orn_Arg_deC_N	homomer cyclic	link
5gm1	O-METHYLRANSFERASE	Streptomyces blastmyceticus	-	homomer dihedral	link
5gm1	O-METHYLRANSFERASE	Streptomyces blastmyceticus	Methyltransf_11	homomer dihedral	link
5gmd	DIPHOSPHOMEVALONATE DECARBOXYLASE	Saccharolobus solfataricus	GHMP_kinases_N	homomer cyclic	link
5gml	GOLGI REASSEMBLY-STACKING PROTEIN 2	Mus musculus	GRASP55_65	homomer dihedral	link
5gn2	BLR0248 PROTEIN	Bradyrhizobium diazoefficiens	UDG	homomer cyclic	link
5gnf	UNCHARACTERIZED PROTEIN ACRF3	Pseudomonas phage JBD5	-	homomer cyclic	link
5gox	DNA REPAIR PROTEIN RAD50	Homo sapiens	Rad50_zn_hook	homomer cyclic	link
5gp4	GLUTAMATE DECARBOXYLASE	Lactobacillus brevis	Pyridoxal_deC	homomer asymmetric	link
5gpl	PUTATIVE NUCLEOSOME ASSEMBLY PROTEIN C36B7.08C	Schizosaccharomyces pombe	NAP	homomer cyclic	link
5gpo	SENSOR PROTEIN CZCS	Pseudomonas aeruginosa	-	homomer cyclic	link
5gri	ISOCITRATE DEHYDROGENASE [NAD] SUBUNIT ALPHA, MITOCHONDRIAL ISOCITRATE DEHYDROGENASE [NAD] SUBUNIT GAMMA, MITOCHONDRIAL	Homo sapiens	Iso_dh	heteromer asymmetric	link
5gt5	PECTATE LYASE	Paenibacillus sp. 0602	Pec_lyase_C	homomer asymmetric	link
5gtj	DUAL SPECIFICITY PROTEIN PHOSPHATASE 26	Homo sapiens	DSPc	homomer cyclic	link
5gtl	BETAINE-ALDEHYDE DEHYDROGENASE	Bacillus cereus	Aldedh	homomer dihedral	link
5gud	GLUTAMATE DEHYDROGENASE	Corynebacterium glutamicum	ELFV_dehydrog ELFV_dehydrog_N	homomer dihedral	link
5guk	CYCLOLAVANDULYL DIPHOSPHATE SYNTHASE	Streptomyces sp. CL190	Prenyltransf	homomer cyclic	link
5gv2	GATS-LIKE PROTEIN 3	Homo sapiens	ACT_7	homomer cyclic	link
5gvb	WD REPEAT AND HMG-BOX DNA-BINDING PROTEIN 1	Homo sapiens	Mcl1_mid	homomer cyclic	link
5gvi	UBIQUITIN UBIQUITIN CARBOXYL-TERMINAL HYDROLASE 30	Danio rerio Mus musculus	UCH ubiquitin	heteromer asymmetric	link
5gvv	GLYCOSYL TRANSFERASE FAMILY 8	Streptococcus pneumoniae	Glyco_transf_8	homomer cyclic	link
5gw8	HYPOTHETICAL SECRETORY LIPASE (FAMILY 3)	Malassezia globosa	Lipase_3	homomer cyclic	link
5gwr	4-HYDROXYISOLECUINE DEHYDROGENASE	Bacillus thuringiensis	adh_short_C2	homomer dihedral	link
5gz3	MESO-DIAMINOPIMELATE D-DEHYDROGENASE	Ureibacillus thermosphaericus	DAPDH_C DapB_N	homomer cyclic	link
5gzy	(R)-2-HALOACID DEHALOGENASE	Pseudomonas putida	DehI	homomer dihedral	link
5h07	TNFAIP3-INTERACTING PROTEIN 2	Homo sapiens	CC2-LZ	heteromer asymmetric	link
5h0n	HIV-1 FUSION INHIBITOR MT-WQ-IDL HIV-1 GP41 NHR	Human immunodeficiency virus 1	GP41	heteromer cyclic	link
5h0n	HIV-1 GP41 NHR	Human immunodeficiency virus 1	GP41	heteromer cyclic	link
5h1x	NUCLEAR PORE GLYCOPROTEIN P62	Rattus norvegicus	Nsp1_C	homomer cyclic	link
5h2t	TREHALOSE SYNTHASE	Thermomonospora curvata	Alpha-amylase Malt_amylase_C	homomer dihedral	link
5h3j	GOLGI REASSEMBLY-STACKING PROTEIN 2 GOLGIN-45	Mus musculus	GRASP55_65	heteromer asymmetric	link
5h48	CEREBELLIN-1	Rattus norvegicus	C1q	homomer cyclic	link
5h5o	DIGUANYLATE CYCLASE	Xanthomonas campestris	cNMP_binding	homomer cyclic	link
5h5x	PUTATIVE OXIDOREDUCTASE	Streptomyces coelicolor	adh_short_C2	homomer dihedral	link
5h66	CHROMOSOME PARTITION PROTEIN SMC SEGREGATION AND CONDENSATION PROTEIN A	Bacillus subtilis	SMC_N SMC_ScpA	heteromer asymmetric	link
5h66	CHROMOSOME PARTITION PROTEIN SMC	Bacillus subtilis	SMC_N	heteromer asymmetric	link
5h69	CHROMOSOME PARTITION PROTEIN SMC	Geobacillus stearothermophilus	SMC_hinge	homomer cyclic	link
5h7d	PUTRESCINE AMINOTRANSFERASE,IMMUNOGLOBULIN G-BINDING PROTEIN A	Escherichia coli,Staphylococcus aureus	Aminotran_3 B	heteromer dihedral	link
5h8i	N-CARBAMOYLPUTRESCINE AMIDOHYDROLASE	Medicago truncatula	-	homomer cyclic	link
5h9c	ENVELOPE GLYCOPROTEIN GP95	Rous sarcoma virus	-	homomer cyclic	link
5h9f	CRISPR SYSTEM CASCADE SUBUNIT CASC	Escherichia coli	-	heteromer asymmetric	link
5h9f	CRISPR SYSTEM CASCADE SUBUNIT CASC	Escherichia coli	Cas_CT1975	heteromer asymmetric	link
5ha6	SYNCYTIN-1	Homo sapiens	TLV_coat	homomer cyclic	link
5has	SEC7	Thielavia terrestris	DCB Sec7_N	homomer cyclic	link
5haw	NUCLEOID OCCLUSION FACTOR SLMA	Vibrio cholerae	TetR_N	homomer cyclic	link
5hda	ZINC FINGER MYND DOMAIN-CONTAINING PROTEIN 11	Homo sapiens	-	homomer asymmetric	link
5hdm	GLUTAMATE-1-SEMIALDEHYDE 2,1-AMINOMUTASE 1, CHLOROPLASTIC	Arabidopsis thaliana	Aminotran_3	homomer cyclic	link
5hft	GAMMA-GLUTAMYLTRANSPEPTIDASE	Klebsiella pneumoniae	G_glu_transpept	heteromer asymmetric	link
5hh3	OXYA PROTEIN	Actinoplanes teichomyceticus	p450	homomer asymmetric	link
5hi4	CAT-2000 FAB HEAVY CHAIN INTERLEUKIN-17A	Homo sapiens	C1-set IL17 V-set	heteromer cyclic	link
5hi4	INTERLEUKIN-17A	Homo sapiens	IL17	heteromer cyclic	link
5hi8	ANTENNA PROTEIN	Prochlorococcus phage P-HM1	CpeT	homomer cyclic	link
5hjf	FERRITIN, DPS FAMILY PROTEIN	Nostoc punctiforme	Ferritin	homomer tetrahedral	link
5hjs	OXYSTEROLS RECEPTOR LXR-ALPHA	Homo sapiens	Hormone_recep	homomer cyclic	link
5hjz	ENDORIBONUCLEASE MAZF9	Mycobacterium tuberculosis	PemK_toxin	homomer cyclic	link
5hk1	SIGMA NON-OPIOID INTRACELLULAR RECEPTOR 1	Homo sapiens	ERG2_Sigma1R	homomer cyclic	link
5hk7	ION TRANSPORT PROTEIN	Alkalilimnicola ehrlichii	Ion_trans	homomer cyclic	link
5hkk	ATP SYNTHASE GAMMA CHAIN ATP SYNTHASE SUBUNIT BETA	Caldalkalibacillus thermarum	ATP-synt ATP-synt_ab ATP-synt_ab_N	heteromer asymmetric	link
5hkl	OROTATE PHOSPHORIBOSYLTRANSFERASE	Mycobacterium tuberculosis	Pribosyltran	homomer cyclic	link
5hkq	CDII IMMUNITY PROTEIN CONTACT-DEPENDENT INHIBITOR A	Escherichia coli	EndoU_bacteria	heteromer asymmetric	link
5hl6	PUTATIVE GAF SENSOR PROTEIN	Burkholderia vietnamiensis	GAF_2	homomer cyclic	link
5hl8	TYPE II SECRETION SYSTEM PROTEIN L	Klebsiella pneumoniae	GspL_C	homomer cyclic	link
5hlj	VP24	White spot syndrome virus	WSS_VP	homomer cyclic	link
5hmn	AAC3-I	uncultured bacterium	-	homomer cyclic	link
5hmq	4-HYDROXYPHENYLPYRUVATE DIOXYGENASE	Pseudomonas putida	AP_endonuc_2 Glyoxalase Glyoxalase_5	homomer cyclic	link
5how	AMYLOID BETA A4 PROTEIN	Homo sapiens	Beta-APP	homomer tetrahedral	link
5hpj	CARBONIC ANHYDRASE	Photobacterium profundum	Carb_anhydrase	homomer cyclic	link
5hpn	PERMUTED PDUA	synthetic construct	-	homomer icosahedral	link
5hqw	PUTATIVE POLYKETIDE SYNTHASE	Brevibacillus brevis	PS-DH	homomer cyclic	link
5hsa	ALCOHOL OXIDASE 1	Komagataella phaffii	GMC_oxred_C GMC_oxred_N	homomer dihedral	link
5hsi	PUTATIVE DECARBOXYLASE	Lactobacillus brevis	Pyridoxal_deC	homomer cyclic	link
5ht7	UNCHARACTERIZED PROTEIN	Methanothrix thermoacetophila	Crystall	homomer cyclic	link
5hu3	CALCIUM/CALMODULIN-DEPENDENT PROTEIN KINASE TYPE II ALPHA CHAIN POTASSIUM VOLTAGE-GATED CHANNEL PROTEIN EAG	Drosophila melanogaster	Pkinase	monomer asymmetric	link
5hu7	PUTATIVE POLYKETIDE SYNTHASE	Brevibacillus brevis	PS-DH	homomer cyclic	link
5hvx	ION TRANSPORT PROTEIN	Magnetococcus marinus	Ion_trans	homomer cyclic	link
5hwo	HYDROXYMETHYLGLUTARYL-COA SYNTHASE	Myxococcus xanthus	HMG_CoA_synt_C HMG_CoA_synt_N	homomer cyclic	link
5hx0	UNCHARACTERIZED PROTEIN DFER_1899	Dyadobacter fermentans	BNR_2	homomer cyclic	link
5hyn	HISTONE-LYSINE N-METHYLTRANSFERASE EZH2 POLYCOMB PROTEIN SUZ12	Homo sapiens	EZH2_WD-Binding SET VEFS-Box	heteromer asymmetric	link
5hyt	PRECURSOR TO PROTEIN SIR22	Streptococcus pyogenes	-	heteromer asymmetric	link
5hzp	M PROTEIN, SEROTYPE 49	Streptococcus pyogenes	-	heteromer cyclic	link
5i0y	PERIPLASMIC PROTEIN-PROBABLY INVOLVED IN HIGH-AFFINITY FE2+ TRANSPORT	Escherichia coli	Iron_transport	homomer cyclic	link
5i32	AQUAPORIN TIP2-1	Arabidopsis thaliana	MIP	homomer cyclic	link
5i34	ADENYLOSUCCINATE SYNTHETASE	Cryptococcus neoformans	Adenylsucc_synt	homomer cyclic	link
5i3s	INOSITOL MONOPHOSPHATASE FAMILY PROTEIN	Staphylococcus aureus	Inositol_P	homomer cyclic	link
5i47	RIMK DOMAIN PROTEIN ATP-GRASP	Sphaerobacter thermophilus	RimK	homomer cyclic	link
5i4h	CATHEPSIN L1	Homo sapiens	Peptidase_C1	heteromer asymmetric	link
5i55	PSM ALPHA-3	Staphylococcus aureus	-	homomer cyclic	link
5i5m	NITROUS-OXIDE REDUCTASE	Shewanella denitrificans	-	homomer cyclic	link
5i6r	SLIT-ROBO RHO GTPASE-ACTIVATING PROTEIN 2	Homo sapiens	FCH	homomer cyclic	link
5i72	RING FINGER PROTEIN Z	Lassa mammarenavirus	zf-P11	homomer dihedral	link
5i8j	DMD DISCRIMINATOR OF MRNA DEGRADATION	Escherichia virus RB69	Dmd	homomer cyclic	link
5i90	PVDN	Pseudomonas aeruginosa	Aminotran_5	homomer cyclic	link
5iaa	UBIQUITIN-FOLD MODIFIER 1 UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME 5	Homo sapiens	ThiF Ufm1	heteromer cyclic	link
5iaa	UBIQUITIN-FOLD MODIFIER 1 UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME 5	Homo sapiens	Ufm1	heteromer cyclic	link
5ib0	UNCHARACTERIZED PROTEIN PA4534	Pseudomonas aeruginosa	Acetyltransf_1	homomer cyclic	link
5ibp	CASPASE-3	Homo sapiens	Peptidase_C14	homomer cyclic	link
5ibz	UNCHARACTERIZED PROTEIN	uncultured organism	Cyclase	homomer dihedral	link
5ice	(S)-NORCOCLAURINE 6-O-METHYLTRANSFERASE	Thalictrum flavum	Dimerisation Methyltransf_2	homomer cyclic	link
5idb	NATTERIN-3	Crassostrea gigas	DUF3421	homomer cyclic	link
5idq	SHORT-CHAIN DEHYDROGENASE/REDUCTASE SDR	Burkholderia vietnamiensis	adh_short	homomer cyclic	link
5idr	DSBA-LIKE PROTEIN	Proteus mirabilis	Thioredoxin_4	homomer asymmetric	link
5ies	GERMLINE-TARGETING HIV-1 GP120 ENGINEERED OUTER DOMAIN EOD-GT8 VRC01CHUGL2 FAB HEAVY CHAIN	Homo sapiens	C1-set GP120 V-set	heteromer asymmetric	link
5iet	BACTERIAL PROTEASOME ACTIVATOR	Mycobacterium tuberculosis	DUF2587	homomer cyclic	link
5ieu	BACTERIAL PROTEASOME ACTIVATOR	Mycobacterium tuberculosis	DUF2587	homomer dihedral	link
5ifg	ANTITOXIN HIGA MRNA INTERFERASE HIGB	Escherichia coli	HTH_3 HigB_toxin	heteromer cyclic	link
5ifk	PURINE NUCLEOSIDE PHOSPHORYLASE	Kluyveromyces lactis	PNP_UDP_1	homomer cyclic	link
5ig0	CAMK/CAMK2 PROTEIN KINASE	Salpingoeca rosetta	CaMKII_AD	homomer cyclic	link
5ig3	CALCIUM/CALMODULIN-DEPENDENT PROTEIN KINASE TYPE II SUBUNIT ALPHA	Homo sapiens	CaMKII_AD	homomer dihedral	link
5ig8	ATP GRASP LIGASE	Microcystis aeruginosa	-	homomer cyclic	link
5ihf	VIRG-LIKE PROTEIN	Salmonella enterica	-	homomer cyclic	link
5ijg	CYS/MET METABOLISM PYRIDOXAL-PHOSPHATE-DEPENDENT ENZYME	Brucella melitensis	Cys_Met_Meta_PP	homomer dihedral	link
5ikf	CHROMATIN REMODELING FACTOR MIT1 CRYPTIC LOCI REGULATOR PROTEIN 1	Schizosaccharomyces pombe	zf-CCCH_6 zf-CCCH_7	heteromer asymmetric	link
5ikj	CRYPTIC LOCI REGULATOR 2 CRYPTIC LOCI REGULATOR PROTEIN 1	Schizosaccharomyces pombe	Clr2 Clr2_transil	heteromer asymmetric	link
5ikl	GERANYL-COA CARBOXYLASE, BETA-SUBUNIT	Pseudomonas aeruginosa	Carboxyl_trans	homomer dihedral	link
5il5	MLND	Bacillus velezensis	PS-DH	homomer cyclic	link
5inf	CARBOXYL TRANSFERASE	Streptomyces ambofaciens	Carboxyl_trans	homomer dihedral	link
5inw	C-TERMINAL PEPTIDE OF PUTATIVE ANGIOTENSINOGEN PUTATIVE ANGIOTENSINOGEN	Lampetra fluviatilis	Serpin	heteromer asymmetric	link
5ioj	HALOALKYLPHOSPHORUS HYDROLASE	Sphingobium sp. TCM1	-	homomer cyclic	link
5ip0	PHA GRANULE-ASSOCIATED PROTEIN	Aeromonas hydrophila	Phasin_2	homomer cyclic	link
5ir2	CELLULASE	Parabacteroides johnsonii	RraA-like	homomer dihedral	link
5iso	5'-AMP-ACTIVATED PROTEIN KINASE CATALYTIC SUBUNIT ALPHA-2 5'-AMP-ACTIVATED PROTEIN KINASE SUBUNIT BETA-1	Homo sapiens	AMPK1_CBM AMPKBI AdenylateSensor Pkinase	heteromer asymmetric	link
5itm	ABRB FAMILY TRANSCRIPTIONAL REGULATOR	Saccharolobus solfataricus	MazE_antitoxin	homomer asymmetric	link
5its	CYTOKININ RIBOSIDE 5'-MONOPHOSPHATE PHOSPHORIBOHYDROLASE	Corynebacterium glutamicum	Lysine_decarbox	homomer cyclic	link
5iu0	RIBULOSE BISPHOSPHATE CARBOXYLASE LARGE CHAIN RIBULOSE BISPHOSPHATE CARBOXYLASE SMALL CHAIN 1B, CHLOROPLASTIC	Arabidopsis thaliana	RuBisCO_large RuBisCO_large_N RuBisCO_small	heteromer cyclic	link
5iu0	RIBULOSE BISPHOSPHATE CARBOXYLASE LARGE CHAIN	Arabidopsis thaliana	RuBisCO_large RuBisCO_large_N	heteromer cyclic	link
5iv8	LPS BIOSYNTHESIS PROTEIN LPS-ASSEMBLY LIPOPROTEIN LPTE	Klebsiella pneumoniae	LptE OstA_C	heteromer asymmetric	link
5iwi	DNA GYRASE SUBUNIT A DNA GYRASE SUBUNIT B,DNA GYRASE SUBUNIT B	Staphylococcus aureus	DNA_gyraseB_C DNA_topoisoIV Toprim	heteromer cyclic	link
5iwi	DNA GYRASE SUBUNIT A	Staphylococcus aureus	DNA_topoisoIV	heteromer cyclic	link
5iws	PROTEIN-N(PI)-PHOSPHOHISTIDINE-SUGAR PHOSPHOTRANSFERASE (ENZYME II OF THE PHOSPHOTRANSFERASE SYSTEM) (PTS SYSTEM GLUCOSE-SPECIFIC IIBC COMPONENT)	Bacillus cereus	PTS_EIIC	homomer cyclic	link
5iy5	CYTOCHROME C OXIDASE SUBUNIT 1 CYTOCHROME C OXIDASE SUBUNIT 2	Bos taurus	COX1 COX2 COX2_TM	heteromer asymmetric	link
5iy5	CYTOCHROME C OXIDASE SUBUNIT 1 CYTOCHROME C OXIDASE SUBUNIT 3	Bos taurus	COX1 COX3	heteromer asymmetric	link
5iz1	FRUCTOSE-1,6-BISPHOSPHATASE	Physcomitrella patens	FBPase	homomer dihedral	link
5iz3	PREDICTED PROTEIN SEDOHEPTULOSE-1,7-BISPHOSPHATASE	Physcomitrella patens	FBPase	homomer cyclic	link
5izs	DESIGNED PROTEIN 5L6HC3_1	synthetic construct	-	homomer cyclic	link
5j09	BEAK AND FEATHER DISEASE VIRUS CAPSID PROTEIN	Beak and feather disease virus	Circo_capsid	homomer dihedral	link
5j0a	LYMPHOKINE-ACTIVATED KILLER T-CELL-ORIGINATED PROTEIN KINASE	Homo sapiens	Pkinase	homomer cyclic	link
5j0h	DESIGN CONSTRUCT 2L6HC3_13	synthetic construct	Syntaxin-6_N	homomer cyclic	link
5j0k	DESIGNED PROTEIN 2L4HC2_23	synthetic construct	-	homomer cyclic	link
5j0l	DESIGNED PROTEIN 3L6HC2_2	synthetic construct	-	homomer cyclic	link
5j1j	SITE-DETERMINING PROTEIN	Pseudomonas aeruginosa	ParA	homomer cyclic	link
5j1l	TOXR-ACTIVATED GENE (TAGE)	Helicobacter pylori	Peptidase_M23	heteromer asymmetric	link
5j28	ANTIGEN KI-67 SERINE/THREONINE-PROTEIN PHOSPHATASE PP1-GAMMA CATALYTIC SUBUNIT	Homo sapiens	Metallophos PP1_bind STPPase_N	heteromer asymmetric	link
5j49	UTP--GLUCOSE-1-PHOSPHATE URIDYLYLTRANSFERASE	Paraburkholderia xenovorans	NTP_transferase	homomer dihedral	link
5j4i	ARGININE/AGMATINE ANTIPORTER	Escherichia coli	AA_permease_2	homomer cyclic	link
5j7m	CUPIN 2 CONSERVED BARREL DOMAIN PROTEIN	Kribbella flavida	Cupin_2	homomer cyclic	link
5j7o	MAJOR CAPSID PROTEIN	Faustovirus	Capsid_NCLDV	homomer cyclic	link
5j84	DIHYDROXY-ACID DEHYDRATASE	Rhizobium leguminosarum	ILVD_EDD	homomer dihedral	link
5j89	PROGRAMMED CELL DEATH 1 LIGAND 1	Homo sapiens	-	homomer cyclic	link
5j9c	PEROXIREDOXIN ASP F3	Aspergillus fumigatus	Redoxin	homomer cyclic	link
5j9t	ENHANCER OF POLYCOMB-LIKE PROTEIN 1 HISTONE ACETYLTRANSFERASE ESA1	Saccharomyces cerevisiae	MOZ_SAS	heteromer asymmetric	link
5j9u	CHROMATIN MODIFICATION-RELATED PROTEIN EAF6 CHROMATIN MODIFICATION-RELATED PROTEIN YNG2 ENHANCER OF POLYCOMB-LIKE PROTEIN 1	Saccharomyces cerevisiae	ING	heteromer asymmetric	link
5jaz	1-DEOXY-D-XYLULOSE 5-PHOSPHATE REDUCTOISOMERASE, APICOPLASTIC	Plasmodium falciparum	DXPR_C DXP_redisom_C DXP_reductoisom	homomer cyclic	link
5jbr	UNCHARACTERIZED PROTEIN BCAV_2135	Beutenbergia cavernae	MarR_2	homomer cyclic	link
5jbx	3-HYDROXYBUTYRYL-COA DEHYDRATASE	Myxococcus xanthus	ECH_1	homomer cyclic	link
5jcv	LMO2181 PROTEIN	Listeria monocytogenes	Sortase	homomer cyclic	link
5jd8	PERIPLASMIC SERINE PEPTIDASE DEGS	Yersinia pestis	PDZ_2 Trypsin_2	homomer cyclic	link
5jea	EXOSOME COMPLEX COMPONENT CSL4 EXOSOME COMPLEX COMPONENT MTR3	Saccharomyces cerevisiae	EXOSC1 RNase_PH	heteromer asymmetric	link
5jeq	NITRATE/NITRITE SENSOR PROTEIN NARQ	Escherichia coli	HAMP PilJ	homomer cyclic	link
5jfn	ALDEHYDE DEHYDROGENASE	Rhodopseudomonas palustris	Aldedh	homomer dihedral	link
5jfq	GERANYLGERANYL PYROPHOSPHATE SYNTHETASE	Geoglobus acetivorans	polyprenyl_synt	homomer cyclic	link
5jge	APE1 PROPEPTIDE AUTOPHAGY-RELATED PROTEIN 19	Saccharomyces cerevisiae	-	heteromer asymmetric	link
5jge	AUTOPHAGY-RELATED PROTEIN 19	Saccharomyces cerevisiae	-	heteromer asymmetric	link
5jgf	VACUOLAR AMINOPEPTIDASE 1	Saccharomyces cerevisiae	Peptidase_M18	homomer tetrahedral	link
5jh9	VACUOLAR AMINOPEPTIDASE 1	Saccharomyces cerevisiae	Peptidase_M18	homomer tetrahedral	link
5jho	ELECTRONEUTRAL SODIUM BICARBONATE EXCHANGER 1	Homo sapiens	Band_3_cyto	homomer cyclic	link
5jic	TYPE II PANTOTHENATE KINASE	Staphylococcus aureus	Fumble	homomer cyclic	link
5jie	PROTEIN DELTA	Orsay virus	-	homomer cyclic	link
5jip	CORTICAL-LYTIC ENZYME	Clostridium perfringens	Glyco_hydro_25	homomer cyclic	link
5jj6	ADENOSINE MONOPHOSPHATE-PROTEIN TRANSFERASE FICD HOMOLOG	Caenorhabditis elegans	Fic	homomer cyclic	link
5jje	SENSORY RHODOPSIN II TRANSDUCER SENSORY RHODOPSIN-2	Natronomonas pharaonis	Bac_rhodopsin	heteromer cyclic	link
5jje	SENSORY RHODOPSIN II TRANSDUCER	Natronomonas pharaonis	-	heteromer cyclic	link
5jk0	TYROSINE RECOMBINASE XERH	Helicobacter pylori	-	homomer cyclic	link
5jk0	TYROSINE RECOMBINASE XERH	Helicobacter pylori	Phage_integrase	homomer cyclic	link
5jm8	AEROBACTIN SYNTHASE IUCA	Klebsiella pneumoniae	FhuF IucA_IucC	homomer dihedral	link
5jmc	BOTULINUM NEUROTOXIN TYPE A SYNAPTIC VESICLE GLYCOPROTEIN 2C	Clostridium botulinum Rattus norvegicus	Pentapeptide_4 Toxin_R_bind_C Toxin_R_bind_N	heteromer asymmetric	link
5jmq	PROTEIN ARGININE N-METHYLTRANSFERASE 2	Mus musculus	MTS	homomer cyclic	link
5jnb	POLY(A) RNA POLYMERASE GLD-2 RNP (RRM RNA BINDING DOMAIN) CONTAINING	Caenorhabditis elegans	PAP_assoc	heteromer cyclic	link
5jnb	POLY(A) RNA POLYMERASE GLD-2	Caenorhabditis elegans	PAP_assoc	heteromer cyclic	link
5jne	SUMO-CONJUGATING ENZYME UBC9 UBIQUITIN-LIKE PROTEIN SMT3	Saccharomyces cerevisiae	Rad60-SLD UQ_con	heteromer asymmetric	link
5jod	PROPLASMEPSIN IV	Plasmodium falciparum	Asp	homomer cyclic	link
5joo	MATRIX PROTEIN 2	Influenza A virus	Flu_M2	homomer cyclic	link
5joq	LMO2184 PROTEIN	Listeria monocytogenes	Peripla_BP_2	homomer cyclic	link
5jqn	ALIPHATIC AMIDASE	Nesterenkonia sp. AN1	CN_hydrolase	homomer cyclic	link
5jr6	PEPTIDASE, PUTATIVE	Plasmodium falciparum	Creatinase_N Creatinase_N_2 Peptidase_M24 Peptidase_M24_C	homomer cyclic	link
5jsc	PUTATIVE ACYL-COA DEHYDROGENASE	Paraburkholderia xenovorans	Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
5jsk	PERIPLASMIC [NIFESE] HYDROGENASE, LARGE SUBUNIT, SELENOCYSTEINE-CONTAINING PERIPLASMIC [NIFESE] HYDROGENASE, SMALL SUBUNIT	Desulfovibrio vulgaris	NiFeSe_Hases NiFe_hyd_SSU_C Oxidored_q6	heteromer asymmetric	link
5jsn	APOPTOSIS REGULATOR BCL-2 BCL2 INHIBITOR	Homo sapiens unidentified	BH4 Bcl-2	heteromer asymmetric	link
5jsq	HYPOXANTHINE-GUANINE PHOSPHORIBOSYLTRANFERASE	Trypanosoma brucei	Pribosyltran	homomer cyclic	link
5jsz	ENERGY-COUPLING FACTOR TRANSPORTER ATP-BINDING PROTEIN ECFA1 ENERGY-COUPLING FACTOR TRANSPORTER ATP-BINDING PROTEIN ECFA2	Lactobacillus delbrueckii	ABC_tran	heteromer asymmetric	link
5jwc	NADH DEHYDROGENASE, PUTATIVE	Plasmodium falciparum	Pyr_redox_2	homomer cyclic	link
5jwo	CIRCADIAN CLOCK PROTEIN KAIB CIRCADIAN CLOCK PROTEIN KINASE KAIC	Thermosynechococcus elongatus	ATPase KaiB	heteromer asymmetric	link
5jwr	CIRCADIAN CLOCK PROTEIN KAIA	Thermosynechococcus elongatus	KaiA	heteromer asymmetric	link
5jxc	RAS/RAP GTPASE-ACTIVATING PROTEIN SYNGAP	Mus musculus	DUF3498	homomer asymmetric	link
5k1r	BURKHOLDERIA PSEUDOMALLEI SPHINGOSINE-1-PHOSPHATE LYASE BPSS2021	Burkholderia pseudomallei	Pyridoxal_deC	homomer cyclic	link
5k20	CASPASE-7 LARGE SUBUNIT CASPASE-7 SMALL SUBUNIT	Homo sapiens	Peptidase_C14	heteromer cyclic	link
5k21	PYOCYANIN DEMETHYLASE	Mycolicibacterium fortuitum	-	homomer cyclic	link
5k2m	RIMK-RELATED LYSINE BIOSYNTHESIS PROTEIN	Thermococcus kodakarensis	RimK	heteromer cyclic	link
5k35	ANKYRIN-REPEAT PROTEIN B S-PHASE KINASE-ASSOCIATED PROTEIN 1	Homo sapiens Legionella pneumophila	F-box-like Skp1 Skp1_POZ	heteromer asymmetric	link
5k3h	ACYL-COENZYME A OXIDASE	Caenorhabditis elegans	ACOX Acyl-CoA_dh_M Acyl-CoA_ox_N	homomer cyclic	link
5k3w	CPUTA1	Curtobacterium pusillum	Aminotran_4	homomer cyclic	link
5k4x	INOSINE-5'-MONOPHOSPHATE DEHYDROGENASE,INOSINE-5'-MONOPHOSPHATE DEHYDROGENASE	Mycolicibacterium thermoresistibile	IMPDH	homomer cyclic	link
5k5w	LIMITING CO2-INDUCIBLE PROTEIN LCIB	Chlamydomonas reinhardtii	LCIB_C_CA	homomer cyclic	link
5k5z	PARA	Sulfolobus sp. NOB8H2	AAA_31	homomer cyclic	link
5k87	2-METHYL-ACONITATE ISOMERASE	Shewanella oneidensis	PrpF	homomer cyclic	link
5k8b	8-AMINO-3,8-DIDEOXY-ALPHA-D-MANNO-OCTULOSONATE TRANSAMINASE	Shewanella oneidensis	DegT_DnrJ_EryC1	homomer cyclic	link
5k8j	RIBONUCLEASE VAPC VAPB FAMILY PROTEIN	Caulobacter vibrioides	MazE_antitoxin PIN	heteromer cyclic	link
5k8j	VAPB FAMILY PROTEIN	Caulobacter vibrioides	MazE_antitoxin	heteromer cyclic	link
5k8p	5-NITROANTHRANILIC ACID AMINOHYDROLASE	Bradyrhizobium sp.	Peptidase_M20	homomer dihedral	link
5k9g	GTP CYCLOHYDROLASE FOLE2	Neisseria gonorrhoeae	GCHY-1	homomer dihedral	link
5kb2	ZN(II)(H2O)(GRAND COIL SER-L12AL16C)3-	synthetic construct	-	homomer cyclic	link
5kbe	MOPR	Acinetobacter calcoaceticus	V4R XylR_N	homomer cyclic	link
5kc1	AUTOPHAGY-RELATED PROTEIN 38	Saccharomyces cerevisiae	-	homomer dihedral	link
5kc8	GLUTAMATE RECEPTOR IONOTROPIC, DELTA-2	Homo sapiens	ANF_receptor	homomer cyclic	link
5kd6	AROMATIC PRENYLTRANSFERASE	Aspergillus terreus	Trp_DMAT	homomer dihedral	link
5kdo	GUANINE NUCLEOTIDE-BINDING PROTEIN G(I) SUBUNIT ALPHA-1 GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT BETA-1	Bos taurus Rattus norvegicus	G-alpha WD40	heteromer asymmetric	link
5kh0	SMALL GTP-BINDING PROTEIN	Thermosipho melanesiensis	MMR_HSR1	homomer cyclic	link
5kha	GLUTAMINE-DEPENDENT NAD+ SYNTHETASE	Acinetobacter baumannii	CN_hydrolase NAD_synthase	homomer cyclic	link
5kht	TROPOMYOSIN ALPHA-1 CHAIN,GENERAL CONTROL PROTEIN GCN4	Saccharomyces cerevisiae,Homo sapiens	-	homomer cyclic	link
5ki9	BETA-DEFENSIN 104	Homo sapiens	Defensin_beta_2	homomer cyclic	link
5kis	RHS2 YENB	Yersinia entomophaga	SpvB TcdB_toxin_midC TcdB_toxin_midN	heteromer asymmetric	link
5kko	UNCHARACTERISED PROTEIN	Vibrio cholerae	-	homomer cyclic	link
5kkv	GCN4-P2L	Eukaryota	-	homomer cyclic	link
5km9	HISTIDINE TRIAD NUCLEOTIDE-BINDING PROTEIN 2, MITOCHONDRIAL	Homo sapiens	HIT	homomer cyclic	link
5kn5	EPIREGULIN ANTIBODY LY3016859 FAB HEAVY CHAIN EPIREGULIN ANTIBODY LY3016859 FAB LIGHT CHAIN	Homo sapiens	C1-set V-set	heteromer asymmetric	link
5ko5	PURINE NUCLEOSIDE PHOSPHORYLASE	Schistosoma mansoni	PNP_UDP_1	homomer cyclic	link
5koh	NITROGENASE FEMO BETA SUBUNIT PROTEIN NIFK NITROGENASE PROTEIN ALPHA CHAIN	Gluconacetobacter diazotrophicus	DUF3364 Oxidored_nitro	heteromer cyclic	link
5koh	NITROGENASE FEMO BETA SUBUNIT PROTEIN NIFK	Gluconacetobacter diazotrophicus	DUF3364 Oxidored_nitro	heteromer cyclic	link
5kpg	PAVINE N-METHYLTRANSFERASE	Thalictrum flavum	CMAS	homomer cyclic	link
5krd	NITROREDUCTASE	Haliscomenobacter hydrossis	Nitroreductase	homomer cyclic	link
5ks7	CARNITINE TRANSPORT ATP-BINDING PROTEIN OPUCA	Listeria monocytogenes	CBS	homomer cyclic	link
5ksa	BEL602 ALPHA TRAV2001 BEL602 BETA TRBV901	Homo sapiens	C1-set DUF1968 V-set	heteromer asymmetric	link
5ksa	HLA CLASS II HISTOCOMPATIBILITY ANTIGEN, DQ ALPHA 1 CHAIN HLA CLASS II HISTOCOMPATIBILITY ANTIGEN, DQ BETA 1 CHAIN	Homo sapiens Triticum aestivum,Homo sapiens	C1-set MHC_II_alpha MHC_II_beta	heteromer asymmetric	link
5ktl	4-HYDROXY-TETRAHYDRODIPICOLINATE SYNTHASE	Trichormus variabilis	DHDPS	homomer dihedral	link
5kva	CAFFEOYL-COA O-METHYLTRANSFERASE	Sorghum bicolor	Methyltransf_3	homomer cyclic	link
5kvb	GAMMA-HEXACHLOROCYCLOHEXANE DEHYDROCHLORINASE	Novosphingobium barchaimii	SnoaL_4	homomer cyclic	link
5kvf	ZV-64 ANTIBODY FAB HEAVY CHAIN ZV-64 ANTIBODY FAB LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
5kxh	COAGULATION FACTOR VII GDP-FUCOSE PROTEIN O-FUCOSYLTRANSFERASE 1	Mus musculus	EGF O-FucT	heteromer asymmetric	link
5l04	INTERFERON LAMBDA RECEPTOR 1 TYROSINE-PROTEIN KINASE JAK1	Homo sapiens	-	heteromer asymmetric	link
5l0l	UNCHARACTERIZED PROTEIN	Legionella pneumophila	-	homomer cyclic	link
5l0p	TRANSCRIPTION FACTOR ETV6, TRANSCRIPTION FACTOR ETV6, TRANSCRIPTION FACTOR ETV6, FERRIC UPTAKE REGULATION PROTEIN CHIMERA	Klebsiella pneumoniae,Homo sapiens	FUR SAM_PNT	homomer cyclic	link
5l0q	MAB 8C7 HEAVY CHAIN MAB 8C7 LIGHT CHAIN	Homo sapiens	C1-set V-set	heteromer cyclic	link
5l10	N-ACYLHOMOSERINE LACTONE DEPENDENT REGULATORY PROTEIN	Burkholderia cenocepacia	Autoind_bind	homomer cyclic	link
5l13	ALDEHYDE DEHYDROGENASE, MITOCHONDRIAL	Homo sapiens	Aldedh	homomer dihedral	link
5l16	PUTATIVE SELENOPHOSPHATE SYNTHETASE	Leishmania major	AIRS AIRS_C	homomer cyclic	link
5l2p	ARYLESTERASE	Saccharolobus solfataricus	Abhydrolase_3	homomer dihedral	link
5l37	MSM0273	Mycolicibacterium smegmatis	EutN_CcmL	homomer cyclic	link
5l3r	CELL DIVISION PROTEIN FTSY HOMOLOG, CHLOROPLASTIC SIGNAL RECOGNITION PARTICLE 54 KDA PROTEIN, CHLOROPLASTIC	Arabidopsis thaliana	SRP54 SRP54_N	heteromer asymmetric	link
5l3s	SIGNAL RECOGNITION PARTICLE 54 KDA PROTEIN SIGNAL RECOGNITION PARTICLE RECEPTOR FTSY	Saccharolobus solfataricus Sulfolobus acidocaldarius	SRP54 SRP54_N	heteromer asymmetric	link
5l3x	NEGATIVE ELONGATION FACTOR A NEGATIVE ELONGATION FACTOR C/D	Homo sapiens	TH1	heteromer cyclic	link
5l8r	PHOTOSYSTEM I IRON-SULFUR CENTER PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A1	Pisum sativum	Fer4_21 PsaA_PsaB	heteromer asymmetric	link
5l8r	PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A1 PHOTOSYSTEM I REACTION CENTER SUBUNIT X PSAK	Pisum sativum	PSI_PSAK PsaA_PsaB	heteromer asymmetric	link
5l8r	PHOTOSYSTEM I REACTION CENTER SUBUNIT VI PUTATIVE UNCHARACTERIZED PROTEIN	Pisum sativum	PSI_PsaH PsaL	heteromer asymmetric	link
5l8r	PSAD PUTATIVE UNCHARACTERIZED PROTEIN	Pisum sativum	PsaD PsaL	heteromer asymmetric	link
5l8s	AMINO ACYL PEPTIDASE	Sporosarcina psychrophila	Peptidase_S9	homomer cyclic	link
5l95	UBIQUITIN-FOLD MODIFIER 1 UBIQUITIN-LIKE MODIFIER-ACTIVATING ENZYME 5	Homo sapiens	ThiF Ufm1	heteromer cyclic	link
5lac	3CL PROTEASE	Alphamesonivirus 1	Peptidase_C107	homomer cyclic	link
5lal	DIRIGENT PROTEIN 6	Arabidopsis thaliana	Dirigent	homomer cyclic	link
5lbm	TRANSCRIPTIONAL REPRESSOR FRMR	Escherichia coli	Trns_repr_metal	homomer dihedral	link
5lcy	FRMR	Salmonella enterica	-	homomer dihedral	link
5ld9	JAMM1	Pyrococcus furiosus	Prok-JAB	homomer cyclic	link
5lda	JAMM1 SAMP2	Pyrococcus furiosus	Prok-JAB ThiS	heteromer asymmetric	link
5ldd	CCZ1 MON1	Chaetomium thermophilum	DUF1712 Mon1	heteromer asymmetric	link
5lds	AMINOPEPTIDASE N	Sus scrofa	ERAP1_C Peptidase_M1	homomer cyclic	link
5ldv	MOMP PORIN	Campylobacter jejuni	Campylo_MOMP	homomer cyclic	link
5le5	PROTEASOME SUBUNIT BETA TYPE-2 PROTEASOME SUBUNIT BETA TYPE-3	Homo sapiens	Proteasome	heteromer cyclic	link
5lef	KINESIN-LIKE PROTEIN KIF20A	Mus musculus	-	heteromer cyclic	link
5leo	GLY-GLY-GLY-GLY-GLY LYSOSTAPHIN	Staphylococcaceae	SH3_5	monomer asymmetric	link
5lgd	PFEMP1 VARIANT 1 OF STRAIN MC PLATELET GLYCOPROTEIN 4	Homo sapiens Plasmodium falciparum	CD36 PFEMP	heteromer asymmetric	link
5lha	OMEGA TRANSAMINASE	Pseudomonas sp.	Aminotran_3	homomer dihedral	link
5lhj	LEUCINE AMINOPEPTIDASE 2, CHLOROPLASTIC	Streptomyces sp. BC16019	Peptidase_M17 Peptidase_M17_N	homomer dihedral	link
5lhl	TWO-DOMAIN LACCASE	Streptomyces griseoflavus	Cu-oxidase_2 Cu-oxidase_3	homomer cyclic	link
5lhu	ATP PHOSPHORIBOSYLTRANSFERASE	Mycobacterium tuberculosis	HisG HisG_C	homomer dihedral	link
5lhw	SCL-INTERRUPTING LOCUS PROTEIN	Homo sapiens	-	homomer cyclic	link
5ljx	ENVELOPMENT POLYPROTEIN	Hantaan orthohantavirus	Hanta_G2	homomer cyclic	link
5ll1	URICASE	Danio rerio	Uricase	homomer dihedral	link
5llb	POLYPHOSPHATE KINASE 2	Francisella tularensis	PPK2	homomer dihedral	link
5lly	DIGUANYLATE CYCLASE (GGDEF) DOMAIN-CONTAINING PROTEIN	Idiomarina sp. A28L	-	homomer cyclic	link
5loq	PUTATIVE HEME-DEPENDENT PEROXIDASE LMO2113	Listeria monocytogenes	Chlor_dismutase	homomer cyclic	link
5lpg	PROBABLE 8-OXO-DGTP DIPHOSPHATASE NUDT15	Homo sapiens	NUDIX	homomer cyclic	link
5lq4	CYAGOX	Cyanothece sp. PCC 7425	Nitroreductase	homomer cyclic	link
5ls7	ASPARTATE 1-DECARBOXYLASE	Escherichia coli	Asp_decarbox	heteromer cyclic	link
5lsp	107_A07 FAB LIGHT CHAIN	Homo sapiens	C1-set V-set	heteromer asymmetric	link
5lsw	CELL DIFFERENTIATION PROTEIN RCD1 HOMOLOG LD12033P	Drosophila melanogaster Homo sapiens	Rcd1	heteromer cyclic	link
5ltm	PHENYLALANINE AMMONIA LYASE	Anabaena	Lyase_aromatic	homomer dihedral	link
5lu5	PHOSPHOHEPTOSE ISOMERASE	Burkholderia pseudomallei	SIS_2	homomer dihedral	link
5lxe	F420-DEPENDENT GLUCOSE-6-PHOSPHATE DEHYDROGENASE 1	Rhodococcus jostii	Bac_luciferase	homomer cyclic	link
5lxn	TRANSFORMING ACIDIC COILED-COIL-CONTAINING PROTEIN 3	Homo sapiens	TACC	homomer cyclic	link
5ly0	LOB FAMILY TRANSFACTOR RAMOSA2.1	Triticum turgidum	LOB	homomer cyclic	link
5ly9	VARIANT SURFACE GLYCOPROTEIN MITAT 1.1	Trypanosoma brucei	Trypan_glycop	homomer cyclic	link
5m0i	SWI5-DEPENDENT HO EXPRESSION PROTEIN 2	Saccharomyces cerevisiae	She2p	homomer dihedral	link
5m0t	ALPHA-KETOGLUTARATE-DEPENDENT NON-HEME IRON OXYGENASE EASH	Aspergillus japonicus	PhyH	homomer cyclic	link
5m3h	POLYMERASE ACIDIC PROTEIN RNA-DIRECTED RNA POLYMERASE CATALYTIC SUBUNIT	Influenza A virus	Flu_PA Flu_PB1	heteromer asymmetric	link
5m45	ACETONE CARBOXYLASE ALPHA SUBUNIT ACETONE CARBOXYLASE BETA SUBUNIT	Xanthobacter autotrophicus	Hydant_A_N Hydantoinase_A Hydantoinase_B	heteromer cyclic	link
5m49	AMINOTRANSFERASE CLASS-III	Rhizobium freirei	Aminotran_3	homomer cyclic	link
5m7o	NITROGEN ASSIMILATION REGULATORY PROTEIN	Brucella abortus	HTH_8 Response_reg Sigma54_activat	homomer asymmetric	link
5m88	CORE	Chaetomium thermophilum	Prp19	homomer cyclic	link
5m8h	ATP PHOSPHORIBOSYLTRANSFERASE REGULATORY SUBUNIT	Psychrobacter arcticus	tRNA-synt_His	heteromer dihedral	link
5m97	MICROTUBULE INTEGRITY PROTEIN MAL3	Schizosaccharomyces pombe	EB1	homomer cyclic	link
5m9e	MICROTUBULE INTEGRITY PROTEIN MAL3 PHOSPHOPROTEIN P93	Schizosaccharomyces pombe	EB1	homomer cyclic	link
5m9e	MICROTUBULE INTEGRITY PROTEIN MAL3	Schizosaccharomyces pombe	EB1	homomer cyclic	link
5mab	FOXE	Rhodobacter sp. SW2	-	homomer cyclic	link
5mac	RIBULOSE-1,5-BISPHOSPHATE CARBOXYLASE-OXYGENASE TYPE III	Methanococcoides burtonii	RuBisCO_large RuBisCO_large_N	homomer dihedral	link
5maw	FLAGELLAR PROTEIN FLIS FLAGELLIN	Bacillus subtilis	Flagellin_C Flagellin_N FliS	heteromer asymmetric	link
5mcq	BACE-1 ACTIVE AND EXOSITE BINDING INHIBITOR BETA-SECRETASE 1	Homo sapiens	Asp	monomer asymmetric	link
5mdr	CHITOPORIN	Vibrio harveyi	Porin_4	homomer cyclic	link
5med	ARACHIDONATE 15-LIPOXYGENASE	Cyanothece sp. PCC 8801	Lipoxygenase	homomer cyclic	link
5mg8	STRUCTURAL MAINTENANCE OF CHROMOSOMES PROTEIN 5 STRUCTURAL MAINTENANCE OF CHROMOSOMES PROTEIN 6	Schizosaccharomyces pombe	-	heteromer asymmetric	link
5mh6	D-2-HYDROXYACID DEHYDROGENASE	Haloferax mediterranei	2-Hacid_dh_C	homomer cyclic	link
5mhj	MAJOR VIRAL TRANSCRIPTION FACTOR ICP4	Human alphaherpesvirus 1	Herpes_ICP4_N	homomer cyclic	link
5mj7	UNCHARACTERIZED PROTEIN	Caenorhabditis elegans	IU_nuc_hydro	homomer dihedral	link
5mjh	DYE TYPE PEROXIDASE A	Streptomyces lividans	Dyp_perox	homomer cyclic	link
5mkk	MULTIDRUG RESISTANCE ABC TRANSPORTER ATP-BINDING AND PERMEASE PROTEIN	Thermus thermophilus	ABC_membrane ABC_tran	heteromer asymmetric	link
5mld	BRAMP DOMAIN PROTEIN	Streptomyces davaonensis	-	homomer dihedral	link
5mln	ALCOHOL DEHYDROGENASE 3	Starmerella magnoliae	adh_short	homomer cyclic	link
5mlt	ABC TRANSPORTER, SUBSTRATE-BINDING PROTEIN	Streptococcus pneumoniae	DUF3502	homomer cyclic	link
5mol	IG EPSILON CHAIN C REGION	Homo sapiens	C1-set	homomer asymmetric	link
5mp7	RIBOSE-PHOSPHATE PYROPHOSPHOKINASE	Mycolicibacterium smegmatis	Pribosyl_synth Pribosyltran_N	homomer cyclic	link
5mpo	MOLYBDOPTERIN SYNTHASE CATALYTIC SUBUNIT MOLYBDOPTERIN SYNTHASE SULFUR CARRIER SUBUNIT	Homo sapiens	MoaE	heteromer cyclic	link
5mq4	PROTEIN KINASE C-BINDING PROTEIN 1	Homo sapiens	zf-MYND	homomer asymmetric	link
5mr4	GDNF FAMILY RECEPTOR ALPHA-2 NEURTURIN	Homo sapiens	GDNF TGF_beta	heteromer cyclic	link
5mrv	CARBOXYPEPTIDASE O METALLOCARBOXYPEPTIDASE INHIBITOR	Homo sapiens Nerita versicolor	Peptidase_M14	heteromer asymmetric	link
5mrw	POTASSIUM-TRANSPORTING ATPASE ATP-BINDING SUBUNIT POTASSIUM-TRANSPORTING ATPASE KDPF SUBUNIT POTASSIUM-TRANSPORTING ATPASE POTASSIUM-BINDING SUBUNIT	Escherichia coli	E1-E2_ATPase Hydrolase KdpA Potass_KdpF	heteromer asymmetric	link
5mrw	POTASSIUM-TRANSPORTING ATPASE ATP-BINDING SUBUNIT POTASSIUM-TRANSPORTING ATPASE KDPF SUBUNIT	Escherichia coli	E1-E2_ATPase Hydrolase Potass_KdpF	heteromer asymmetric	link
5mrw	POTASSIUM-TRANSPORTING ATPASE KDPC SUBUNIT POTASSIUM-TRANSPORTING ATPASE POTASSIUM-BINDING SUBUNIT	Escherichia coli	KdpA KdpC	heteromer asymmetric	link
5msa	CARBONIC ANHYDRASE 12	Homo sapiens	Carb_anhydrase	homomer cyclic	link
5mu3	CENTRAL KINETOCHORE SUBUNIT CTF19 CENTRAL KINETOCHORE SUBUNIT OKP1	Kluyveromyces lactis	-	heteromer asymmetric	link
5mu3	CENTRAL KINETOCHORE SUBUNIT MCM21 CENTRAL KINETOCHORE SUBUNIT OKP1	Kluyveromyces lactis	CENP-O	heteromer asymmetric	link
5mu9	AGGLUTININ	Marasmius oreades	RicinB_lectin_2	homomer cyclic	link
5mua	RICIN B-RELATED LECTIN	Polyporus squamosus	RicinB_lectin_2	homomer cyclic	link
5mue	ALPHA-TOCOPHEROL TRANSFER PROTEIN	Homo sapiens	CRAL_TRIO CRAL_TRIO_N	homomer octahedral	link
5mun	LYS-GINGIPAIN W83	Porphyromonas gingivalis	Propeptide_C25	homomer cyclic	link
5mvw	CENTROSOMIN	Drosophila melanogaster	-	heteromer cyclic	link
5mwe	CENTROSOMIN	Drosophila melanogaster	-	heteromer cyclic	link
5mwn	TYPE VI SECRETION PROTEIN	Escherichia coli	T6SS_VasE	heteromer asymmetric	link
5mx2	PHOTOSYSTEM II CP47 REACTION CENTER PROTEIN PHOTOSYSTEM II D2 PROTEIN	Thermosynechococcus elongatus	PSII Photo_RC	heteromer asymmetric	link
5mx2	PHOTOSYSTEM II REACTION CENTER PROTEIN H PHOTOSYSTEM II REACTION CENTER X PROTEIN	Thermosynechococcus elongatus	PsbH PsbX	heteromer asymmetric	link
5mx5	PROTEASOME ACTIVATOR COMPLEX SUBUNIT 1 PROTEASOME ACTIVATOR COMPLEX SUBUNIT 2	Mus musculus	PA28_alpha PA28_beta	heteromer asymmetric	link
5myc	14-3-3 PROTEIN SIGMA LEUCINE-RICH REPEAT SERINE/THREONINE-PROTEIN KINASE 2	Homo sapiens	14-3-3	homomer cyclic	link
5myp	ALDEHYDE DEHYDROGENASE	Trypanosoma brucei	Aldedh	homomer cyclic	link
5mzw	GLUTACONATE COA-TRANSFERASE FAMILY, SUBUNIT A GLUTACONATE COA-TRANSFERASE FAMILY, SUBUNIT B	Myxococcus xanthus	CoA_trans	heteromer cyclic	link
5n07	HTH-TYPE TRANSCRIPTIONAL REPRESSOR NSRR	Streptomyces coelicolor	Rrf2	homomer cyclic	link
5n0l	GTP-SENSING TRANSCRIPTIONAL PLEIOTROPIC REPRESSOR CODY	Clostridioides difficile	CodY	homomer dihedral	link
5n0o	PEPTIDE N-METHYLTRANSFERASE	Omphalotus olearius	TP_methylase	homomer cyclic	link
5n1t	COPC	Thioalkalivibrio paradoxus	CopC	heteromer asymmetric	link
5n1t	CYTOCHROME C FLAVIN-BINDING SUBUNIT OF SULFIDE DEHYDROGENASE	Thioalkalivibrio paradoxus	Cytochrom_C FCSD-flav_bind Pyr_redox_2	heteromer asymmetric	link
5n2i	REDUCED COENZYME F420:NADP OXIDOREDUCTASE	Thermobifida fusca	F420_oxidored	homomer cyclic	link
5n2u	NUCLEOPROTEIN	Influenza D virus	Flu_NP	homomer cyclic	link
5n5e	PFC_05175	Pyrococcus furiosus	-	homomer dihedral	link
5n5p	PUTATIVE CELLULOSOMAL SCAFFOLDIN PROTEIN	Ruminococcus flavefaciens	Cohesin	heteromer asymmetric	link
5n6f	QUEUINE TRNA-RIBOSYLTRANSFERASE	Zymomonas mobilis	TGT	homomer cyclic	link
5n6n	NEUTRAL TREHALASE PROTEIN BMH1	Saccharomyces cerevisiae	Trehalase Trehalase_Ca-bi	heteromer asymmetric	link
5n6n	PROTEIN BMH1	Saccharomyces cerevisiae	14-3-3	heteromer asymmetric	link
5n74	GLY-SER-THR-ARG-ARG-ARG-THR-ARG-LEU-ARG-PRO-PRO-THR-PRO-LEU-SER-GLN-LEU-LEU-SER-PRO UNCHARACTERIZED PROTEIN	Homo sapiens Otolemur garnettii	EB1	homomer cyclic	link
5n8p	S-LAYER PROTEIN	Caulobacter vibrioides	HemolysinCabind	homomer asymmetric	link
5n92	INTERLEUKIN-17A INTERLEUKIN-17F	Homo sapiens	IL17	heteromer asymmetric	link
5n9g	TRANSCRIPTION FACTOR IIIB 50 KDA SUBUNIT TRANSCRIPTION FACTOR TFIIIB COMPONENT B'' HOMOLOG	Homo sapiens	Myb_DNA-bind_7	heteromer asymmetric	link
5nak	KYNURENINE 3-MONOOXYGENASE	Pseudomonas fluorescens	FAD_binding_3	homomer asymmetric	link
5nbc	FERRIC UPTAKE REGULATION PROTEIN	Francisella tularensis	FUR	homomer dihedral	link
5nbg	GENERAL SECRETION PATHWAY PROTEIN F	Dickeya dadantii	T2SSF	homomer cyclic	link
5nc6	PEPTIDOGLYCAN N-ACETYLGLUCOSAMINE DEACETYLASE	Bacillus cereus	Polysacc_deac_1	homomer cyclic	link
5nct	SERPIN-TYPE PROTEINASE INHIBITOR, MIROPIN	Tannerella forsythia	Serpin	heteromer asymmetric	link
5ndy	GERANYLGERANYLGLYCERYL PHOSPHATE SYNTHASE	Methanothermobacter thermautotrophicus	PcrB	homomer dihedral	link
5nen	LIPASE C	Serratia marcescens	Biotin_lipoyl_2 HlyD	homomer cyclic	link
5nfo	JMJC DOMAIN-CONTAINING PROTEIN 7	Homo sapiens	Cupin_8	homomer cyclic	link
5nhm	XYLOSE ISOMERASE	Piromyces sp. E2	AP_endonuc_2	homomer dihedral	link
5nj9	METALLOPROTEASE PMBA METALLOPROTEASE TLDD	Escherichia coli	PmbA_TldD	heteromer asymmetric	link
5nkq	PUTATIVE FLUORIDE ION TRANSPORTER CRCB	Bordetella pertussis	CRCB	heteromer cyclic	link
5nmp	ISATIN HYDROLASE	Ralstonia solanacearum	Cyclase	homomer cyclic	link
5nmu	CBS-CP12	Microcystis aeruginosa	CBS CP12	homomer dihedral	link
5nmv	FAB HEAVY CHAIN FAB LIGHT CHAIN	Mus	-	heteromer asymmetric	link
5nnn	CTATC	Chaetomium thermophilum	OTCace OTCace_N	homomer cyclic	link
5nnp	N-TERMINAL ACETYLTRANSFERASE-LIKE PROTEIN PUTATIVE UNCHARACTERIZED PROTEIN	Chaetomium thermophilum	Acetyltransf_1 NARP1 TPR_16	heteromer asymmetric	link
5noe	ANTHRANILATE PHOSPHORIBOSYLTRANSFERASE	Thermococcus kodakarensis	Glycos_trans_3N Glycos_transf_3	homomer cyclic	link
5noi	ROUNDABOUT HOMOLOG 2	Homo sapiens	I-set Ig_3	homomer cyclic	link
5nqo	CSP3	Methylosinus trichosporium	-	homomer dihedral	link
5nry	DIPEPTIDASE GLIJ	Aspergillus fumigatus	Peptidase_M19	homomer cyclic	link
5ntd	LEUCYL AMINOPEPTIDASE	Trypanosoma brucei	-	homomer dihedral	link
5nup	OMPK36	Klebsiella pneumoniae	Porin_1	heteromer cyclic	link
5nus	P34 P44	Chaetomium thermophilum	C1_4 Tfb4	heteromer asymmetric	link
5nx1	AMYLOID-BETA A4 PROTEIN	Homo sapiens	Kunitz_BPTI	heteromer asymmetric	link
5nx7	PENTALENENE SYNTHASE	Streptomyces clavuligerus	-	homomer cyclic	link
5nx8	ADENYLOSUCCINATE LYASE	Homo sapiens	ADSL_C Lyase_1	homomer dihedral	link
5nxf	LONG-TAIL FIBER PROXIMAL SUBUNIT	Escherichia virus T4	-	homomer asymmetric	link
5nxh	LONG-TAIL FIBER PROXIMAL SUBUNIT	Escherichia virus T4	-	homomer asymmetric	link
5nxq	DNA POLYMERASE ALPHA-BINDING PROTEIN MET-ASP-ILE-UA1-ILE-ASP-ASP-ILE-LEU-UA2-GLU-LEU-ASP-LYS-GLU	Saccharomyces cerevisiae	Mcl1_mid	homomer cyclic	link
5ny0	L. REUTERIS SRRP BINDING REGION	Lactobacillus reuteri	-	homomer cyclic	link
5ny5	3,4-DIHYDROXYBENZOATE DECARBOXYLASE	Enterobacter cloacae	-	homomer dihedral	link
5ny5	3,4-DIHYDROXYBENZOATE DECARBOXYLASE	Enterobacter cloacae	UbiD	homomer dihedral	link
5o1r	IGH@ PROTEIN UNCHARACTERIZED PROTEIN	Homo sapiens	C1-set V-set	heteromer asymmetric	link
5o25	TMPDE	Thermotoga maritima	DHH DHHA1	homomer cyclic	link
5o3p	MEMBRANE-ASSOCIATED PROTEIN SLR1513	Synechocystis sp. PCC 6803	-	homomer cyclic	link
5o3u	PEPTIDE CYCLASE 1 PUTATIVE PRESEGETALIN F1	Gypsophila vaccaria	-	homomer asymmetric	link
5o3w	PEPTIDE CYCLASE 1 PRESEGETALIN A1	Gypsophila vaccaria	-	homomer asymmetric	link
5o3z	SORBITOL-6-PHOSPHATE DEHYDROGENASE	Erwinia amylovora	adh_short	homomer dihedral	link
5o5c	PUTATIVE DECARBOXYLASE INVOLVED IN DESFERRIOXAMINE BIOSYNTHESIS	Erwinia amylovora	Pyridoxal_deC	homomer cyclic	link
5o5l	ADENYLATE CYCLASE	Mycobacterium intracellulare	Guanylate_cyc	homomer cyclic	link
5o5s	RNASE ADAPTER PROTEIN RAPZ	Escherichia coli	ATP_bind_2	homomer cyclic	link
5o65	FAPF	Pseudomonas sp. UK4	-	homomer cyclic	link
5o6m	POLYPHOSPHATE:AMP PHOSPHOTRANSFERASE	Meiothermus ruber	PPK2	homomer dihedral	link
5o6t	E3 UBIQUITIN-PROTEIN LIGASE XIAP	Homo sapiens	zf-C3HC4_3	homomer cyclic	link
5o7h	CAS5FV CAS7FV	Shewanella putrefaciens	-	heteromer asymmetric	link
5o95	RIBOSOMAL RNA SMALL SUBUNIT METHYLTRANSFERASE E	Legionella pneumophila	Methyltrans_RNA	homomer cyclic	link
5oak	BAZOOKA, ISOFORM C,LD29223P	Drosophila melanogaster	PDZ	monomer asymmetric	link
5oar	BETA-HEXOSAMINIDASE	Aspergillus oryzae	Glyco_hydro_20 Glycohydro_20b2	heteromer cyclic	link
5obt	VACUOLAR-PROCESSING ENZYME GAMMA-ISOZYME	Arabidopsis thaliana	Peptidase_C13	heteromer asymmetric	link
5ock	HUMAN ACPA E4 FAB FRAGMENT - HEAVY CHAIN HUMAN ACPA E4 FAB FRAGMENT - LIGHT CHAIN	Homo sapiens	C1-set V-set	heteromer asymmetric	link
5odn	SINGLE-STRANDED DNA-BINDING PROTEIN	Salinibacter ruber	SSB	homomer cyclic	link
5odq	HETERODISULFIDE REDUCTASE, SUBUNIT A METHYL-VIOLOGEN REDUCING HYDROGENASE, SUBUNIT D	Methanothermococcus thermolithotrophicus	Fer4_9 FlpD Pyr_redox_2	heteromer cyclic	link
5odq	HETERODISULFIDE REDUCTASE, SUBUNIT A METHYL-VIOLOGEN REDUCING HYDROGENASE, SUBUNIT G	Methanothermococcus thermolithotrophicus	Fer4_9 Oxidored_q6 Pyr_redox_2	heteromer cyclic	link
5odq	HETERODISULFIDE REDUCTASE, SUBUNIT A	Methanothermococcus thermolithotrophicus	Fer4_9 Pyr_redox_2	heteromer cyclic	link
5odq	METHYL-VIOLOGEN REDUCING HYDROGENASE, SUBUNIT A METHYL-VIOLOGEN REDUCING HYDROGENASE, SUBUNIT G	Methanothermococcus thermolithotrophicus	NiFeSe_Hases Oxidored_q6	heteromer cyclic	link
5odu	PLLA	Photorhabdus luminescens	PA-IL	homomer dihedral	link
5odz	BETA-LACTAMASE	Enterobacter cloacae	Transpeptidase	homomer cyclic	link
5oez	FBP PROTEIN	Leishmania major	FBPase	homomer dihedral	link
5ogs	WD REPEAT AND HMG-BOX DNA-BINDING PROTEIN 1	Homo sapiens	Mcl1_mid	homomer cyclic	link
5ohg	ENOLASE	Escherichia coli	Enolase_C Enolase_N	heteromer asymmetric	link
5oi0	UNCHARACTERIZED PROTEIN	Mycolicibacterium hassiacum	-	homomer dihedral	link
5oiu	TYPE IV PILUS ASSEMBLY PROTEIN PILF	Thermus thermophilus	T2SSE	homomer cyclic	link
5oix	PHOSPHOPROTEIN	Human metapneumovirus	Pneumo_phosprot	homomer cyclic	link
5oj5	PHE-PRO-LEU-ASP-LEU-ALA YCF48-LIKE PROTEIN	Thermosynechococcus elongatus	PSII_BNR	monomer asymmetric	link
5ojy	TETR FAMILY TRANSCRIPTION REGULATOR	Streptomyces alboniger	TetR_C TetR_N	homomer cyclic	link
5ok4	5,10-METHENYLTETRAHYDROMETHANOPTERIN HYDROGENASE	Methanothermobacter marburgensis	HMD	homomer dihedral	link
5ol4	UREASE SUBUNIT GAMMA	Sporosarcina pasteurii	Urease_gamma	heteromer cyclic	link
5olc	GALACTONATE DEHYDRATASE	Zobellia galactanivorans	MR_MLE_C MR_MLE_N	homomer dihedral	link
5olk	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE, BETA SUBUNIT 1	Leeuwenhoekiella blandensis	ATP-cone Ribonuc_red_sm	homomer dihedral	link
5olm	E3 UBIQUITIN-PROTEIN LIGASE TRIM21	Homo sapiens	zf-B_box zf-C3HC4_4	homomer cyclic	link
5om2	ALPHA-1-ANTICHYMOTRYPSIN	Homo sapiens	Serpin	heteromer asymmetric	link
5omb	DNA DAMAGE CHECKPOINT PROTEIN LCD1	Kluyveromyces lactis	LCD1	heteromer cyclic	link
5omd	DNA DAMAGE CHECKPOINT PROTEIN LCD1	Saccharomyces cerevisiae	LCD1	homomer cyclic	link
5omi	PRE-GLYCOPROTEIN POLYPROTEIN GP COMPLEX	Lassa mammarenavirus	Arena_glycoprot	homomer cyclic	link
5ona	CCR4-NOT TRANSCRIPTION COMPLEX SUBUNIT 9 PROTEIN BAG-OF-MARBLES	Drosophila melanogaster Homo sapiens	Rcd1	heteromer asymmetric	link
5onu	OUTER MEMBRANE PROTEIN OMPU	Vibrio cholerae	Porin_4	homomer cyclic	link
5oo6	NUCLEAR CAP-BINDING PROTEIN SUBUNIT 1 NUCLEAR CAP-BINDING PROTEIN SUBUNIT 2	Homo sapiens	MIF4G MIF4G_like MIF4G_like_2 RRM_1	heteromer asymmetric	link
5oob	NUCLEAR CAP-BINDING PROTEIN SUBUNIT 1 NUCLEAR CAP-BINDING PROTEIN SUBUNIT 2	Homo sapiens	MIF4G MIF4G_like MIF4G_like_2 RRM_1	heteromer asymmetric	link
5oox	RIBOSOME HIBERNATION PROMOTING FACTOR	Staphylococcus aureus	Ribosom_S30AE_C	homomer cyclic	link
5opq	3,6-ANHYDRO-D-GALACTOSIDASE	Zobellia galactanivorans	-	homomer cyclic	link
5oqr	CONDENSIN COMPLEX SUBUNIT 2 CONDENSIN COMPLEX SUBUNIT 3	Schizosaccharomyces pombe	Cnd2 Cnd3	heteromer asymmetric	link
5ovk	3-OXOACYL-[ACYL-CARRIER-PROTEIN] REDUCTASE FABG	Mycolicibacterium smegmatis	adh_short_C2	homomer dihedral	link
5ovl	3-OXOACYL-[ACYL-CARRIER-PROTEIN] REDUCTASE FABG	Mycolicibacterium smegmatis	adh_short_C2	homomer dihedral	link
5ovn	POL PROTEIN	Feline immunodeficiency virus	RNase_H RVT_1 RVT_connect RVT_thumb	heteromer asymmetric	link
5ovo	NITROGEN REGULATORY PROTEIN P-II 1	Azospirillum brasilense	P-II	heteromer cyclic	link
5ovs	BPH	Thiobacillus denitrificans	-	homomer dihedral	link
5ovu	BETA-PROTEOBACTERIA PROTEASOME HOMOLOGUE	Cupriavidus metallidurans	Proteasome	homomer dihedral	link
5ovy	PUTATIVE TRANSCRIPTIONAL REGULATOR, TETR FAMILY	Mycobacteroides abscessus	TetR_N	homomer cyclic	link
5ow3	PROTEIN HAPLESS 2	Arabidopsis thaliana	HAP2-GCS1	homomer cyclic	link
5owo	CYTOPLASMIC DYNEIN 1 HEAVY CHAIN 1	Homo sapiens	-	homomer cyclic	link
5oy0	PHOTOSYSTEM I IRON-SULFUR CENTER PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A1	Synechocystis sp. PCC 6803	Fer4_7 PsaA_PsaB	heteromer cyclic	link
5oy0	PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A1 PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2	Synechocystis sp. PCC 6803	PsaA_PsaB	heteromer cyclic	link
5oy0	PHOTOSYSTEM I REACTION CENTER SUBUNIT II PHOTOSYSTEM I REACTION CENTER SUBUNIT XI	Synechocystis sp. PCC 6803	PsaD PsaL	heteromer cyclic	link
5oy0	PHOTOSYSTEM I REACTION CENTER SUBUNIT XI	Synechocystis sp. PCC 6803	PsaL	heteromer cyclic	link
5oya	RUBISCO LARGE SUBUNIT	Chaetoceros socialis	RuBisCO_large RuBisCO_large_N	heteromer dihedral	link
5rub	RUBISCO (RIBULOSE-1,5-BISPHOSPHATE CARBOXYLASE(SLASH)OXYGENASE)	Rhodospirillum rubrum	RuBisCO_large RuBisCO_large_N	homomer cyclic	link
5sv0	BIOPOLYMER TRANSPORT PROTEIN EXBB	Escherichia coli	MotA_ExbB	homomer cyclic	link
5svb	ACETONE CARBOXYLASE ALPHA SUBUNIT ACETONE CARBOXYLASE BETA SUBUNIT	Xanthobacter autotrophicus	Hydant_A_N Hydantoinase_A Hydantoinase_B	heteromer cyclic	link
5svh	CREB-BINDING PROTEIN MLL/C-MYB CHIMERA	Gallus gallus,Homo sapiens Homo sapiens	KIX LMSTEN	heteromer asymmetric	link
5swc	CARBONIC ANHYDRASE	Synechocystis sp. PCC 6803	Pro_CA	homomer dihedral	link
5sxo	3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE 2	Listeria monocytogenes	Ketoacyl-synt_C ketoacyl-synt	homomer cyclic	link
5sxp	E3 UBIQUITIN-PROTEIN LIGASE ITCHY HOMOLOG RHO GUANINE NUCLEOTIDE EXCHANGE FACTOR 7	Homo sapiens	-	heteromer asymmetric	link
5sy4	CHAPERONE YAJL	Escherichia coli	DJ-1_PfpI	homomer cyclic	link
5t01	TRANSCRIPTION FACTOR AP-1	Homo sapiens	bZIP_1	homomer cyclic	link
5t11	UNCHARACTERIZED PROTEIN	Paraburkholderia phytofirmans	-	homomer cyclic	link
5t13	CYANURIC ACID AMIDOHYDROLASE	Enterobacter cloacae	Amido_AtzD_TrzD	homomer dihedral	link
5t16	RIBONUCLEASE 3	Saccharomyces cerevisiae	-	heteromer cyclic	link
5t3p	PEROXISOMAL COENZYME A DIPHOSPHATASE NUDT7	Homo sapiens	NUDIX	homomer asymmetric	link
5t3t	FUSION PROTEIN OF NUCLEOPROTEIN AND MINOR NUCLEOPROTEIN VP30	Zaire ebolavirus	Transcript_VP30	homomer cyclic	link
5t51	KLLA0E05809P KLLA0F02343P	Kluyveromyces lactis	Mis12 Nnf1	heteromer asymmetric	link
5t5i	TUNGSTEN FORMYLMETHANOFURAN DEHYDROGENASE SUBUNIT FWDF TUNGSTEN FORMYLMETHANOFURAN DEHYDROGENASE SUBUNIT FWDG	Methanothermobacter wolfeii	Fer4 Fer4_7	heteromer cyclic	link
5t5i	TUNGSTEN FORMYLMETHANOFURAN DEHYDROGENASE SUBUNIT FWDF	Methanothermobacter wolfeii	Fer4 Fer4_7	heteromer cyclic	link
5t6j	KINETOCHORE PROTEIN SPC24 KINETOCHORE PROTEIN SPC25 KINETOCHORE-ASSOCIATED PROTEIN DSN1	Saccharomyces cerevisiae	Spc24	heteromer asymmetric	link
5t7o	BIFUNCTIONAL DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE	Trypanosoma cruzi	DHFR_1 Thymidylat_synt	homomer cyclic	link
5t9y	HE PROTEIN	Salmon isavirus	ISAV_HA	homomer cyclic	link
5tb7	NITRITE REDUCTASE	Neisseria gonorrhoeae	Cu-oxidase Cu-oxidase_3	homomer cyclic	link
5tcg	TRYPTOPHAN SYNTHASE BETA CHAIN	Mycobacterium tuberculosis	PALP	heteromer cyclic	link
5tcs	KINETOCHORE PROTEIN NDC80 KINETOCHORE PROTEIN NUF2	Saccharomyces cerevisiae	Ndc80_HEC Nuf2	heteromer asymmetric	link
5tdr	HISTONE H3 SET DOMAIN-CONTAINING PROTEIN 3	Homo sapiens Saccharomyces cerevisiae	PHD	monomer asymmetric	link
5tdy	FLAGELLAR M-RING PROTEIN FLAGELLAR MOTOR SWITCH PROTEIN FLIG	Thermotoga maritima	FliG_N	heteromer asymmetric	link
5teo	HIV-1 GAG CTD-SP1	Human immunodeficiency virus 1	Gag_p24	homomer cyclic	link
5tey	N6-ADENOSINE-METHYLTRANSFERASE 70 KDA SUBUNIT N6-ADENOSINE-METHYLTRANSFERASE SUBUNIT METTL14	Homo sapiens	MT-A70	heteromer asymmetric	link
5tgn	UNCHARACTERIZED PROTEIN	Sphaerobacter thermophilus	SnoaL_2	homomer cyclic	link
5tia	TRYPTOPHAN 2,3-DIOXYGENASE	Homo sapiens	-	homomer dihedral	link
5tjj	TRANSCRIPTIONAL REGULATOR, ICLR FAMILY	Alicyclobacillus acidocaldarius	HTH_IclR IclR	homomer asymmetric	link
5tjz	4-HYDROXY-TETRAHYDRODIPICOLINATE REDUCTASE	Mycobacterium tuberculosis	DapB_C DapB_N	homomer dihedral	link
5tk8	OXSA PROTEIN	Bacillus megaterium	HD_2	homomer cyclic	link
5to5	NUCLEOPROTEIN TPR	Homo sapiens	-	homomer asymmetric	link
5toh	POLYMERASE COFACTOR VP35	Marburg marburgvirus	Filo_VP35	homomer cyclic	link
5tow	ADENOSYLHOMOCYSTEINASE	Thermotoga maritima	AdoHcyase	homomer cyclic	link
5tp4	AMIDASE, HYDANTOINASE/CARBAMOYLASE FAMILY	Burkholderia ambifaria	Peptidase_M20	homomer cyclic	link
5tpm	PYRUVATE DEHYDROGENASE COMPLEX REPRESSOR	Escherichia coli	FCD	homomer cyclic	link
5trb	E3 UBIQUITIN-PROTEIN LIGASE BRE1A	Homo sapiens	zf-C3HC4_3	homomer cyclic	link
5trd	RIBOFLAVIN KINASE	Thermoplasma acidophilum	CTP-dep_RFKase HTH_Crp_2	homomer cyclic	link
5tro	PENICILLIN-BINDING PROTEIN 1	Staphylococcus aureus	PBP_dimer Transpeptidase	homomer cyclic	link
5tsq	IUNH	Leishmania braziliensis	IU_nuc_hydro	homomer dihedral	link
5tsu	CYSTATHIONINE GAMMA-LYASE	Homo sapiens	Cys_Met_Meta_PP	homomer dihedral	link
5tsv	HIV-1 CA PROTEIN	Human immunodeficiency virus 1	Gag_p24	homomer cyclic	link
5tsx	HIV-1 CA PROTEIN	Human immunodeficiency virus 1	Gag_p24	homomer cyclic	link
5tsz	PV CELL-TRAVERSAL PROTEIN	Plasmodium vivax	-	homomer cyclic	link
5tuv	TRANSCRIPTION FACTOR DP1 TRANSCRIPTION FACTOR E2F5	Homo sapiens	DP E2F_CC-MB	heteromer asymmetric	link
5tvl	FOLDASE PROTEIN PRSA	Streptococcus pneumoniae	Rotamase_2	homomer cyclic	link
5tvm	S-ADENOSYLMETHIONINE DECARBOXYLASE ALPHA CHAIN S-ADENOSYLMETHIONINE DECARBOXYLASE BETA CHAIN S-ADENOSYLMETHIONINE DECARBOXYLASE PROENZYME-LIKE, PUTATIVE	Trypanosoma brucei	SAM_decarbox	heteromer asymmetric	link
5tvm	S-ADENOSYLMETHIONINE DECARBOXYLASE ALPHA CHAIN S-ADENOSYLMETHIONINE DECARBOXYLASE BETA CHAIN	Trypanosoma brucei	SAM_decarbox	heteromer asymmetric	link
5tw1	DNA-DIRECTED RNA POLYMERASE SUBUNIT ALPHA DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA	Mycolicibacterium smegmatis	RNA_pol_A_bac RNA_pol_Rpb2_2 RNA_pol_Rpb2_3 RNA_pol_Rpb2_45 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
5tw1	DNA-DIRECTED RNA POLYMERASE SUBUNIT ALPHA	Mycolicibacterium smegmatis	RNA_pol_A_bac	heteromer asymmetric	link
5tw1	DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA' DNA-DIRECTED RNA POLYMERASE SUBUNIT OMEGA	Mycolicibacterium smegmatis	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb6	heteromer asymmetric	link
5tw1	DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA'	Mycolicibacterium smegmatis	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb2_2 RNA_pol_Rpb2_3 RNA_pol_Rpb2_45 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
5tw1	DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA RNA POLYMERASE SIGMA FACTOR SIGA	Mycolicibacterium smegmatis	RNA_pol_Rpb2_2 RNA_pol_Rpb2_3 RNA_pol_Rpb2_45 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7 Sigma70_r1_2 Sigma70_r2 Sigma70_r3 Sigma70_r4	heteromer asymmetric	link
5tw7	GMP SYNTHASE [GLUTAMINE-HYDROLYZING]	Neisseria gonorrhoeae	GATase GMP_synt_C NAD_synthase	homomer cyclic	link
5tx7	D-ISOMER SPECIFIC 2-HYDROXYACID DEHYDROGENASE FAMILY PROTEIN	Desulfovibrio vulgaris	2-Hacid_dh_C	homomer cyclic	link
5txr	5-AMINOLEVULINATE SYNTHASE, MITOCHONDRIAL	Saccharomyces cerevisiae	Aminotran_1_2	homomer cyclic	link
5tzp	BCL-2-LIKE PROTEIN FPV039 BIK	Fowlpox virus Gallus gallus	Bcl-2	heteromer asymmetric	link
5u02	GLYCOSYL TRANSFERASE	Staphylococcus aureus	TarS_C1	homomer cyclic	link
5u1a	FERRITIN,MTRE PROTEIN CHIMERA	Helicobacter pylori,Neisseria gonorrhoeae	-	homomer octahedral	link
5u1a	FERRITIN,MTRE PROTEIN CHIMERA	Helicobacter pylori,Neisseria gonorrhoeae	Ferritin	homomer octahedral	link
5u1b	MTRE PROTEIN,FERRITIN CHIMERA	Helicobacter pylori,Neisseria gonorrhoeae	Ferritin	homomer octahedral	link
5u1t	SECURIN SEPARIN	Saccharomyces cerevisiae	Peptidase_C50 Securin	heteromer asymmetric	link
5u3f	BRANCHED-CHAIN-AMINO-ACID AMINOTRANSFERASE	Mycobacterium tuberculosis	Aminotran_4	homomer cyclic	link
5u4q	DTDP-GLUCOSE 4,6-DEHYDRATASE	Klebsiella pneumoniae	GDP_Man_Dehyd	homomer cyclic	link
5u55	(S)-2-HYDROXYPROPYLPHOSPHONIC ACID EPOXIDASE	Pseudomonas syringae	Cupin_2	homomer dihedral	link
5u59	DESIGNED DIMERIC COILED COIL PEPTIDE WITH TWO TERPYRIDINE SIDE CHAINS	synthetic construct	-	homomer cyclic	link
5u5b	DESIGNED TRIMERIC COILED COIL PEPTIDE WITH TWO TERPYRIDINE SIDE CHAINS	synthetic construct	-	homomer cyclic	link
5u5c	DESIGNED TETRAMERIC COILED COIL PEPTIDE WITH ONE TERPYRIDINE SIDE CHAIN	synthetic construct	-	homomer cyclic	link
5u5n	HTPA REDUCTASE	Selaginella moellendorffii	DapB_C DapB_N	homomer cyclic	link
5u8p	SHORT CHAIN DEHYDROGENASE	Burkholderia cenocepacia	adh_short_C2	homomer dihedral	link
5u8u	DIHYDROLIPOYL DEHYDROGENASE	Pseudomonas aeruginosa	Pyr_redox_2 Pyr_redox_dim	homomer cyclic	link
5u93	HTH-TYPE TRANSCRIPTIONAL ACTIVATOR RHAR	Bacteria Latreille et al. 1825	AraC_binding	homomer cyclic	link
5u9c	DTDP-4-DEHYDRORHAMNOSE REDUCTASE	Yersinia enterocolitica	RmlD_sub_bind	homomer dihedral	link
5u9l	PARALOG OF ACCUMULATION AND REPLICATION OF CHLOROPLASTS 6 (PARC6)	Arabidopsis thaliana	DUF4101	homomer cyclic	link
5ua0	4-HYDROXY-TETRAHYDRODIPICOLINATE REDUCTASE 2, CHLOROPLASTIC	Arabidopsis thaliana	DapB_C DapB_N	homomer cyclic	link
5uax	PYRROLINE-5-CARBOXYLATE REDUCTASE 1, MITOCHONDRIAL	Homo sapiens	F420_oxidored P5CR_dimer	homomer dihedral	link
5ub9	ATP PHOSPHORIBOSYLTRANSFERASE	Campylobacter jejuni	HisG	homomer cyclic	link
5ubf	RCTB REPLICATION INITIATOR PROTEIN	Vibrio cholerae	DUF3346	homomer cyclic	link
5ubm	COMPLEMENT C1S SUBCOMPONENT	Homo sapiens	Sushi Trypsin	heteromer asymmetric	link
5ubp	26S PROTEASOME COMPLEX SUBUNIT SEM1 NUCLEAR MRNA EXPORT PROTEIN THP1	Saccharomyces cerevisiae	DSS1_SEM1 PCI	heteromer asymmetric	link
5ubp	LEUCINE PERMEASE TRANSCRIPTIONAL REGULATOR NUCLEAR MRNA EXPORT PROTEIN THP1	Saccharomyces cerevisiae	PCI SAC3_GANP	heteromer asymmetric	link
5ubu	PUTATIVE ACETAMIDASE/FORMAMIDASE	Yersinia enterocolitica	FmdA_AmdA	homomer dihedral	link
5ucs	FRUCTOSE-BISPHOSPHATE ALDOLASE	Helicobacter pylori	F_bP_aldolase	homomer cyclic	link
5uct	ENDORIBONUCLEASE MAZF3	Mycobacterium tuberculosis	PemK_toxin	homomer cyclic	link
5udq	LACTATE RACEMIZATION OPERON PROTEIN LARE	Lactobacillus plantarum	NAD_synthase	homomer dihedral	link
5uhj	GLYOXALASE/BLEOMYCIN RESISANCE PROTEIN/DIOXYGENASE	Streptomyces sp. CB03234	Glyoxalase	homomer cyclic	link
5ui9	OXIDOREDUCTASE PROTEIN	Agrobacterium tumefaciens	GFO_IDH_MocA	homomer cyclic	link
5uic	TWO-COMPONENT RESPONSE REGULATOR	Francisella tularensis	Response_reg	homomer cyclic	link
5uid	AMINOTRANSFERASE TLMJ	Streptoalloteichus hindustanus	DegT_DnrJ_EryC1	homomer cyclic	link
5uiw	C-C CHEMOKINE RECEPTOR TYPE 5,RUBREDOXIN CHIMERA C-C MOTIF CHEMOKINE 5	Clostridium pasteurianum,Homo sapiens Homo sapiens	7tm_1 IL8 Rubredoxin	heteromer asymmetric	link
5ujd	SIDEROPHORE BIOSYNTHESIS PROTEIN SBNI	Staphylococcus pseudintermedius	ParBc	homomer cyclic	link
5ujp	GLYOXALASE/BLEOMYCIN RESISANCE PROTEIN/DIOXYGENASE	Streptomyces sp. CB03234	Glyoxalase	homomer cyclic	link
5uju	NAD-DEPENDENT ALDEHYDE DEHYDROGENASE	Burkholderia multivorans	Aldedh	homomer cyclic	link
5ukl	BETA-ADRENERGIC RECEPTOR KINASE 1 GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT BETA-1	Homo sapiens	PH Pkinase RGS WD40	heteromer asymmetric	link
5ukl	GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT GAMMA-2 GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT BETA-1	Homo sapiens	G-gamma WD40	heteromer asymmetric	link
5ukv	ATP-BINDING PROTEIN	Mycobacterium tuberculosis	HisKA	homomer cyclic	link
5ul6	ADAPTER MOLECULE CRK PROLINE-RICH MOTIF OF NONSTRUCTURAL PROTEIN 1 OF INFLUENZA A VIRUS	Homo sapiens Influenza A virus	SH3_1	monomer asymmetric	link
5ul9	TRANSPORTER, NADC FAMILY	Vibrio cholerae	Na_sulph_symp	homomer cyclic	link
5umf	RIBULOSE-PHOSPHATE 3-EPIMERASE	Neisseria gonorrhoeae	Ribul_P_3_epim	homomer dihedral	link
5umh	CATECHOL 1,2-DIOXYGENASE	Burkholderia multivorans	Dioxygenase_C Dioxygenase_N	homomer cyclic	link
5unc	PHOSPHOENOLPYRUVATE PHOSPHOMUTASE	Streptomyces platensis	PEP_mutase	homomer dihedral	link
5uni	NAD(P) TRANSHYDROGENASE SUBUNIT ALPHA 2 NAD(P) TRANSHYDROGENASE SUBUNIT BETA	Thermus thermophilus	PNTB PNTB_4TM	heteromer asymmetric	link
5unq	PUTATIVE TAUTOMERASE	Pusillimonas sp. T7-7	Tautomerase	homomer cyclic	link
5uof	ALPHA,ALPHA-TREHALOSE-PHOSPHATE SYNTHASE (UDP-FORMING)	Burkholderia multivorans	Glyco_transf_20	homomer cyclic	link
5upb	ACETOACETATE DECARBOXYLASE	Sphingomonas wittichii	ADC	homomer dihedral	link
5upt	ACYL-COA SYNTHETASE PTMA2	Streptomyces platensis	AMP-binding AMP-binding_C	homomer cyclic	link
5uqp	CUPIN	Rhodococcus jostii	Cupin_2	homomer dihedral	link
5uqr	2-METHYLCITRATE SYNTHASE, MITOCHONDRIAL	Aspergillus fumigatus	Citrate_synt	homomer cyclic	link
5uqs	CITRATE SYNTHASE, MITOCHONDRIAL	Sus scrofa	Citrate_synt	homomer cyclic	link
5usc	PREPHENATE DEHYDROGENASE	Bacillus anthracis	PDH	homomer asymmetric	link
5uts	C-S LYASE EGT2	Neurospora crassa	-	homomer cyclic	link
5uuo	GLUTATHIONE S-TRANSFERASE-LIKE PROTEIN	Novosphingobium aromaticivorans	GST_C GST_N	homomer cyclic	link
5uv6	OPIOID-BINDING PROTEIN/CELL ADHESION MOLECULE	Homo sapiens	I-set Ig_3	homomer cyclic	link
5uwh	GTP-BINDING NUCLEAR PROTEIN RAN RAN-SPECIFIC GTPASE-ACTIVATING PROTEIN 1	Homo sapiens Saccharomyces cerevisiae	Ran_BP1 Ras	heteromer asymmetric	link
5uwo	ENGINEERED FMRP-1B PEPTIDE EXPORTIN-1	Homo sapiens Saccharomyces cerevisiae	CRM1_C IBN_N Xpo1	heteromer asymmetric	link
5uwo	EXPORTIN-1 GTP-BINDING NUCLEAR PROTEIN RAN	Homo sapiens Saccharomyces cerevisiae	CRM1_C IBN_N Ras Xpo1	heteromer asymmetric	link
5uws	AMYLOID BETA A4 PRECURSOR PROTEIN-BINDING FAMILY A MEMBER 3 EXPORTIN-1,EXPORTIN-1	Homo sapiens Saccharomyces cerevisiae	CRM1_C IBN_N Xpo1	heteromer asymmetric	link
5uwu	EXPORTIN-1 MOTHERS AGAINST DECAPENTAPLEGIC HOMOLOG 4	Homo sapiens Saccharomyces cerevisiae	CRM1_C IBN_N Xpo1	heteromer asymmetric	link
5ux9	CHLORAMPHENICOL ACETYLTRANSFERASE	Aliivibrio fischeri	Hexapep	homomer cyclic	link
5uxt	COILED-COIL TRIMER WITH GLU:TRP:LYS TRIAD	synthetic construct	-	homomer cyclic	link
5uxx	ANTI-SIGMA FACTOR NEPR RNA POLYMERASE SIGMA FACTOR	Bartonella quintana	Sigma70_r2 Sigma70_r4_2	heteromer asymmetric	link
5uz0	BIFUNCTIONAL PURINE BIOSYNTHESIS PROTEIN PURH	Homo sapiens	AICARFT_IMPCHas MGS	homomer cyclic	link
5v01	COMPETENCE DAMAGE-INDUCIBLE PROTEIN A	Klebsiella pneumoniae	CinA	homomer cyclic	link
5v0z	PUTATIVE ACETYLTRANSFERASE SACOL2570	Staphylococcus aureus	Hexapep Hexapep_2 Mac	homomer cyclic	link
5v10	UNCHARACTERIZED PROTEIN	Pseudomonas aeruginosa	4HBT	homomer dihedral	link
5v13	AAEL008620-PA ODORANT-BINDING PROTEIN	Aedes aegypti	PBP_GOBP	homomer cyclic	link
5v1a	MONOPOLIN COMPLEX SUBUNIT CSM1	Saccharomyces cerevisiae	Csm1	heteromer cyclic	link
5v3e	TRANSCRIPTIONAL REGULATOR	Porphyromonas gingivalis	cNMP_binding	homomer cyclic	link
5v3n	MONOPOLIN COMPLEX SUBUNIT CSM1 ULP2P,TOPOISOMERASE 1-ASSOCIATED FACTOR 2 CHIMERA	Saccharomyces cerevisiae Saccharomyces cerevisiae,Saccharomyces cerevisiae x Saccharomyces kudriavzevii	Csm1	heteromer cyclic	link
5v3n	MONOPOLIN COMPLEX SUBUNIT CSM1	Saccharomyces cerevisiae	Csm1	heteromer cyclic	link
5v4a	GLYCOSYLTRANSFERASE (DUF1792)	Streptococcus sanguinis	GT-D	homomer cyclic	link
5v4f	PUTATIVE TRANSLATIONAL INHIBITOR PROTEIN	Yersinia pestis	Ribonuc_L-PSP	homomer cyclic	link
5v5h	RNA-DIRECTED RNA POLYMERASE L UBIQUITIN VARIANT CC.2	Crimean-Congo hemorrhagic fever orthonairovirus synthetic construct	OTU ubiquitin	heteromer asymmetric	link
5v6g	MATRIX PROTEIN 1	Influenza A virus	Flu_M1	homomer cyclic	link
5v6l	ENVELOPE GLYCOPROTEIN, V3 REGION HEAVY CHAIN OF FAB FRAGMENT OF RABBIT ANTI-HIV1 GP120 V3 MAB 10A37	Human immunodeficiency virus 1 Oryctolagus cuniculus	C1-set V-set	heteromer asymmetric	link
5v7g	NADPH-DEPENDENT GLYOXYLATE/HYDROXYPYRUVATE REDUCTASE	Sinorhizobium meliloti	2-Hacid_dh_C	homomer cyclic	link
5vdh	GLYCINE RECEPTOR SUBUNIT ALPHA-3	Homo sapiens	Neur_chan_LBD Neur_chan_memb	homomer cyclic	link
5vdn	GLUTATHIONE OXIDOREDUCTASE	Yersinia pestis	Pyr_redox_2 Pyr_redox_dim	homomer cyclic	link
5vfy	TCPK	Clostridium perfringens	-	homomer cyclic	link
5vg3	OXALATE DECARBOXYLASE	Bacillus subtilis	Cupin_1	homomer dihedral	link
5vi4	INTERLEUKIN-1 RECEPTOR-LIKE 1 INTERLEUKIN-33	Mus musculus	IL33 Ig_2	heteromer asymmetric	link
5vip	MDCD MDCE	Pseudomonas aeruginosa	Carboxyl_trans MdcE	heteromer asymmetric	link
5vit	MDCA MDCC	Pseudomonas aeruginosa Pseudomonas protegens	ACP Mal_decarbox_Al	heteromer asymmetric	link
5vit	MDCA MDCE	Pseudomonas aeruginosa	Mal_decarbox_Al MdcE	heteromer asymmetric	link
5vji	CIRCADIAN LOCOMOTER OUTPUT CYCLES PROTEIN KAPUT CLOCK-INTERACTING PACEMAKER	Mus musculus	CiPC	heteromer asymmetric	link
5vji	CIRCADIAN LOCOMOTER OUTPUT CYCLES PROTEIN KAPUT	Mus musculus	-	heteromer asymmetric	link
5vk3	HISTONE-LYSINE N-METHYLTRANSFERASE EZH2,POLYCOMB PROTEIN SUZ12 POLYCOMB PROTEIN EED	Chaetomium thermophilum	SET VEFS-Box WD40	heteromer asymmetric	link
5vko	DNA-DIRECTED RNA POLYMERASE II SUBUNIT RPB1 TRANSCRIPTION ELONGATION FACTOR SPT6	Saccharomyces cerevisiae	SH2_2	heteromer asymmetric	link
5vkw	ADENYLOSUCCINATE LYASE	Candida albicans	ADSL_C Lyase_1	homomer cyclic	link
5vky	TOPOISOMERASE I DAMAGE AFFECTED PROTEIN 2	Saccharomyces cerevisiae	Tctex-1	homomer cyclic	link
5vla	PROPROTEIN CONVERTASE SUBTILISIN/KEXIN TYPE 9 THR-VAL-PHE-THR-SER-TRP-GLU-GLU-TYR-LEU-ASP-TRP-VAL-MET-PRO-TRP-ASN-LEU-VAL-ARG-ILE-GLY-LEU-LEU	Homo sapiens unidentified	Inhibitor_I9 Peptidase_S8	heteromer asymmetric	link
5vlc	HISTIDINOL DEHYDROGENASE, CHLOROPLASTIC	Medicago truncatula	Histidinol_dh	homomer cyclic	link
5vli	HEMAGGLUTININ	Influenza A virus	Hemagglutinin	heteromer cyclic	link
5vmk	BIFUNCTIONAL PROTEIN GLMU	Acinetobacter baumannii	-	homomer cyclic	link
5vmk	BIFUNCTIONAL PROTEIN GLMU	Acinetobacter baumannii	Hexapep Hexapep_2 NTP_transf_3	homomer cyclic	link
5vmo	BAK PROTEIN BCL-2 INTERACTING MEDIATOR OF CELL DEATH	Danio rerio Singapore grouper iridovirus	Bcl-2 Bclx_interact	heteromer asymmetric	link
5vmr	BOT.2110.4 BOTULINUM NEUROTOXIN TYPE B	Clostridium botulinum unidentified	Toxin_R_bind_C Toxin_R_bind_N	heteromer asymmetric	link
5vn4	ADENINE PHOSPHORIBOSYLTRANSFERASE, PUTATIVE	Trypanosoma brucei	Pribosyltran	homomer cyclic	link
5vn5	2,2',3-TRIHYDROXY-3'-METHOXY-5,5'-DICARBOXYBIPHENYL META-CLEAVAGE COMPOUND HYDROLASE	Sphingobium sp. SYK-6	Amidohydro_2	homomer dihedral	link
5vn6	TAURINE DIOXYGENASE	Burkholderia ambifaria	TauD	homomer cyclic	link
5vog	PUTATIVE PHOSPHORIBOSYLTRANSFERASE	Neisseria gonorrhoeae	Pribosyltran	homomer cyclic	link
5vr2	MYOCILIN	Mus musculus	-	homomer cyclic	link
5vte	DE NOVO PEPTIDE 1 DE NOVO PEPTIDE 2	synthetic construct	-	heteromer cyclic	link
5vte	DE NOVO PEPTIDE 1	synthetic construct	-	heteromer cyclic	link
5vvi	OCTOPINE CATABOLISM/UPTAKE OPERON REGULATORY PROTEIN OCCR	Agrobacterium tumefaciens	LysR_substrate	homomer cyclic	link
5vw1	ANTI-CRISPR PROTEIN ACRIIA4 CRISPR-ASSOCIATED ENDONUCLEASE CAS9/CSN1	Listeria monocytogenes Streptococcus pyogenes	Cas9-BH Cas9_PI Cas9_REC HNH_4	heteromer asymmetric	link
5vwx	BCL-2 HOMOLOGOUS ANTAGONIST/KILLER BCL-2-LIKE PROTEIN 11	Homo sapiens	Bcl-2 Bclx_interact	heteromer cyclic	link
5vxc	CITRATE LYASE SUBUNIT BETA-LIKE PROTEIN, MITOCHONDRIAL	Homo sapiens	HpcH_HpaI	homomer cyclic	link
5vye	L-THREONINE ALDOLASE	Pseudomonas putida	Beta_elim_lyase	homomer dihedral	link
5vym	BETA-GALACTOSIDASE BGAB	Bifidobacterium adolescentis	Glyco_hydro_42M	homomer cyclic	link
5vzv	E3 UBIQUITIN-PROTEIN LIGASE TRIM23	Homo sapiens	zf-RING_UBOX	homomer cyclic	link
5w0j	PEPTIDE 1	synthetic construct	-	homomer dihedral	link
5w15	ALPHA/BETA HYDROLASE FOLD PROTEIN	Burkholderia ambifaria	Abhydrolase_6	homomer dihedral	link
5w1a	MYOSIN HEAVY CHAIN, MUSCLE MYOSIN LIGHT CHAIN ALKALI	Drosophila melanogaster	Myosin_N Myosin_head	heteromer asymmetric	link
5w1o	MAJOR CAPSID PROTEIN L1	Human papillomavirus	Late_protein_L1	homomer cyclic	link
5w4a	P-GRANULE SCAFFOLD	Caenorhabditis japonica	-	homomer cyclic	link
5w4z	RIBOFLAVIN LYASE	Herbiconiux	Bac_luciferase	homomer cyclic	link
5w70	L-GLUTAMINE:2-DEOXY-SCYLLO-INOSOSE AMINOTRANSFERASE	Streptomyces ribosidificus	DegT_DnrJ_EryC1	homomer cyclic	link
5w71	L-GLUTAMINE:2-DEOXY-SCYLLO-INOSOSE AMINOTRANSFERASE	Bacillus circulans	DegT_DnrJ_EryC1	homomer cyclic	link
5w78	ACYLOXYACYL HYDROLASE	Homo sapiens	Lipase_GDSL SapB_2	heteromer asymmetric	link
5w83	26S PROTEASOME REGULATORY SUBUNIT RPN8 UBIQUITIN CARBOXYL-TERMINAL HYDROLASE RPN11	Saccharomyces cerevisiae	JAB MitMem_reg	heteromer asymmetric	link
5w89	INDUCED MYELOID LEUKEMIA CELL DIFFERENTIATION PROTEIN MCL-1 MODIFIED BIM BH3 PEPTIDE SAH-MS1-18	Homo sapiens	Bcl-2	heteromer asymmetric	link
5w8j	L-LACTATE DEHYDROGENASE A CHAIN	Homo sapiens	Ldh_1_C Ldh_1_N	homomer dihedral	link
5w8x	LIPID-A-DISACCHARIDE SYNTHASE	Escherichia coli	LpxB	homomer cyclic	link
5w93	BREAST CANCER ANTI-ESTROGEN RESISTANCE PROTEIN 1 PAXILLIN	Mus musculus	DUF3513	monomer asymmetric	link
5wan	PYRIMIDINE MONOOXYGENASE RUTA	Escherichia coli	Bac_luciferase	homomer cyclic	link
5was	HOMOSERINE KINASE	Corynebacterium glutamicum	-	heteromer cyclic	link
5was	HOMOSERINE KINASE	Corynebacterium glutamicum	GHMP_kinases_N	heteromer cyclic	link
5wb0	FUSION GLYCOPROTEIN F0	Human metapneumovirus	Fusion_gly	homomer cyclic	link
5wb7	EPIDERMAL GROWTH FACTOR RECEPTOR PROEPIREGULIN	Homo sapiens	EGF Furin-like Recep_L_domain	heteromer cyclic	link
5wd6	SHORT PALATE, LUNG AND NASAL EPITHELIUM CARCINOMA-ASSOCIATED PROTEIN 2B	Bos taurus	LBP_BPI_CETP	homomer cyclic	link
5wgc	DAUNORUBICIN-DOXORUBICIN POLYKETIDE SYNTHASE	Streptomyces peucetius	ACP_syn_III_C	homomer cyclic	link
5whk	DX-2507 FAB LIGHT CHAIN IGG RECEPTOR FCRN LARGE SUBUNIT P51	Homo sapiens	C1-set MHC_I V-set	heteromer asymmetric	link
5whx	PREPHENATE DEHYDROGENASE 1	Glycine max	PDH	homomer cyclic	link
5wjb	CAPSID ASSEMBLY SCAFFOLDING PROTEIN,MYOSIN-7	Homo sapiens,Bacillus virus phi29	Scaffolding_pro	homomer asymmetric	link
5wl1	BETA-2-MICROGLOBULIN T-CELL SURFACE GLYCOPROTEIN CD1B	Homo sapiens	C1-set MHC_I_3	heteromer asymmetric	link
5wlb	225-15 A 225-15 B	synthetic construct	-	heteromer asymmetric	link
5wlj	DE NOVO METAL BINDING HELICAL BUNDLE	synthetic construct	-	homomer dihedral	link
5wlk	HELICAL BUNDLE 4EH2	synthetic construct	-	homomer dihedral	link
5wmf	EPSTEIN-BARR NUCLEAR ANTIGEN 1	Human gammaherpesvirus 4	EBV-NA1	homomer cyclic	link
5wmh	BIFUNCTIONAL ASPARTATE AMINOTRANSFERASE AND GLUTAMATE/ASPARTATE-PREPHENATE AMINOTRANSFERASE	Arabidopsis thaliana	Aminotran_1_2	homomer cyclic	link
5wna	MAB 3D3 FAB HEAVY CHAIN MAB 3D3 FAB LIGHT CHAIN	Homo sapiens	-	heteromer asymmetric	link
5woq	TRANSCRIPTIONAL REGULATOR CLGR	Mycolicibacterium smegmatis	HTH_31	homomer cyclic	link
5wq3	CYTOKININ RIBOSIDE 5'-MONOPHOSPHATE PHOSPHORIBOHYDROLASE	Corynebacterium glutamicum	Lysine_decarbox	homomer cyclic	link
5wql	ALA-ALA-ALA-ALA-ALA-ALA TAIL-SPECIFIC PROTEASE	Escherichia coli	-	heteromer asymmetric	link
5wql	ALA-ALA-ALA-ALA TAIL-SPECIFIC PROTEASE	Escherichia coli	-	heteromer asymmetric	link
5wqp	PROBABLE DEHYDROGENASE	Pseudomonas aeruginosa	adh_short	homomer cyclic	link
5wrj	GASTRIN PEPTIDE PROTEIN-TYROSINE SULFOTRANSFERASE 1	Homo sapiens synthetic construct	Sulfotransfer_3	homomer cyclic	link
5ws9	PYRUVATE KINASE	Mycobacterium tuberculosis	PK PK_C	homomer dihedral	link
5wsf	UNCHARACTERIZED PROTEIN TM1459	Thermotoga maritima	Cupin_2	homomer cyclic	link
5wsk	RIBULOSE BISPHOSPHATE CARBOXYLASE LARGE CHAIN RIBULOSE BISPHOSPHATE CARBOXYLASE SMALL CHAIN	Triticum aestivum	RuBisCO_large RuBisCO_large_N RuBisCO_small	heteromer dihedral	link
5wsk	RIBULOSE BISPHOSPHATE CARBOXYLASE LARGE CHAIN	Triticum aestivum	RuBisCO_large RuBisCO_large_N	heteromer dihedral	link
5wsu	CALMODULIN UNCONVENTIONAL MYOSIN-VIIA	Homo sapiens Mus musculus	EF-hand_7	heteromer asymmetric	link
5wsv	CALMODULIN UNCONVENTIONAL MYOSIN-VIIA	Homo sapiens Mus musculus	EF-hand_7 IQ	heteromer asymmetric	link
5wtn	REPLICATION INITIATION AND MEMBRANE ATTACHMENT PROTEIN	Geobacillus stearothermophilus	-	homomer dihedral	link
5wtr	UNCHARACTERIZED PROTEIN	Saccharolobus solfataricus	UPF0126	homomer cyclic	link
5wuc	UNCHARACTERIZED PROTEIN	Sulfolobus acidocaldarius	UPF0126	homomer cyclic	link
5wuf	PUTATIVE MEMBRANE PROTEIN	Colwellia psychrerythraea	UPF0126	homomer cyclic	link
5wur	ANTI-SIGMA-W FACTOR RSIW ECF RNA POLYMERASE SIGMA FACTOR SIGW	Bacillus subtilis	Sigma70_r2 Sigma70_r4_2 zf-HC2	heteromer asymmetric	link
5wwd	NUDIX HYDROLASE 1	Arabidopsis thaliana	NUDIX	homomer cyclic	link
5wwl	CENTROMERE PROTEIN MIS12 KINETOCHORE PROTEIN NNF1	Schizosaccharomyces pombe	Mis12 Nnf1	heteromer asymmetric	link
5wxu	11S GLOBULIN	Wrightia tinctoria	-	homomer dihedral	link
5wxu	11S GLOBULIN	Wrightia tinctoria	Cupin_1	homomer dihedral	link
5wxx	MCYF	Microcystis aeruginosa	Asp_Glu_race	homomer cyclic	link
5wyd	PROBABLE ENOYL-COA HYDRATASE/ISOMERASE	Pseudomonas aeruginosa	ECH_1	homomer dihedral	link
5x0t	6H8 FAB FRAGMENT HEAVY CHAIN 6H8 FAB FRAGMENT LIGHT CHAIN	Mus musculus	-	heteromer asymmetric	link
5x2n	FAB16A HEAVY CHAIN FAB16A LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
5x3t	ANTITOXIN VAPB26 RIBONUCLEASE VAPC26	Mycobacterium tuberculosis	PIN RHH_1	heteromer cyclic	link
5x3t	ANTITOXIN VAPB26	Mycobacterium tuberculosis	-	heteromer cyclic	link
5x3t	ANTITOXIN VAPB26	Mycobacterium tuberculosis	RHH_1	heteromer cyclic	link
5x3t	RIBONUCLEASE VAPC26	Mycobacterium tuberculosis	PIN	heteromer cyclic	link
5x3x	COBALT ABC TRANSPORTER ATP-BINDING PROTEIN UNCHARACTERIZED PROTEIN CBIQ	Rhodobacter capsulatus	ABC_tran CbiQ	heteromer asymmetric	link
5x3x	COBALT ABC TRANSPORTER ATP-BINDING PROTEIN	Rhodobacter capsulatus	ABC_tran	heteromer asymmetric	link
5x3x	COBALT TRANSPORT PROTEIN CBIM UNCHARACTERIZED PROTEIN CBIQ	Rhodobacter capsulatus	CbiM CbiQ	heteromer asymmetric	link
5x42	DOTN ICMO (DOTL)	Legionella pneumophila	-	heteromer asymmetric	link
5x49	PROBABLE XAA-PRO AMINOPEPTIDASE 3	Homo sapiens	AMP_N Peptidase_M24	homomer cyclic	link
5x4t	PHOTOACTIVATED ADENYLYL CYCLASE	Cyanobacteria	BLUF Guanylate_cyc	homomer cyclic	link
5x6b	O-PHOSPHO-L-SERYL-TRNA:CYS-TRNA SYNTHASE	Methanocaldococcus jannaschii	-	heteromer cyclic	link
5x6s	ACETYLXYLAN ESTERASE A	Aspergillus awamori	Esterase_phd	homomer cyclic	link
5x6v	RAGULATOR COMPLEX PROTEIN LAMTOR1 RAGULATOR COMPLEX PROTEIN LAMTOR5	Homo sapiens	LAMTOR LAMTOR5	heteromer asymmetric	link
5x6v	RAGULATOR COMPLEX PROTEIN LAMTOR2 RAGULATOR COMPLEX PROTEIN LAMTOR3	Homo sapiens	MAPKK1_Int Robl_LC7	heteromer asymmetric	link
5x6v	RAGULATOR COMPLEX PROTEIN LAMTOR4 RAGULATOR COMPLEX PROTEIN LAMTOR5	Homo sapiens	LAMTOR5	heteromer asymmetric	link
5x86	THYMIDYLATE KINASE	Thermus thermophilus	Thymidylate_kin	homomer cyclic	link
5xaq	PROBABLE D-TYROSYL-TRNA(TYR) DEACYLASE 2	Mus musculus	Tyr_Deacylase	homomer cyclic	link
5xau	LAMININ SUBUNIT ALPHA-5 LAMININ SUBUNIT BETA-1 LAMININ SUBUNIT GAMMA-1	Homo sapiens	Laminin_G_2 Laminin_II	heteromer asymmetric	link
5xau	LAMININ SUBUNIT ALPHA-5 LAMININ SUBUNIT BETA-1	Homo sapiens	Laminin_G_2 Laminin_II	heteromer asymmetric	link
5xav	INTRACELLULAR POLYHYDROXYALKANOATE SYNTHASE	Chromobacterium sp. USM2	PhaC_N	homomer cyclic	link
5xaz	GAMMA-BUTYROLACTONE RECEPTOR PROTEIN	Streptomyces fradiae	TetR_N	homomer cyclic	link
5xb6	UNCHARACTERIZED PROTEIN YCJY	Escherichia coli	Hydrolase_4	homomer cyclic	link
5xdc	THERMOPHILIC DIBENZOTHIOPHENE DESULFURIZATION ENZYME C	Paenibacillus sp. A11-2	Acyl-CoA_dh_2 Acyl-CoA_dh_M Acyl-CoA_dh_N	homomer dihedral	link
5xe2	ENDORIBONUCLEASE MAZF4	Mycobacterium tuberculosis	PemK_toxin	homomer cyclic	link
5xe3	PROBABLE ANTITOXIN MAZE4	Mycobacterium tuberculosis	-	heteromer cyclic	link
5xea	ENVELOPE GLYCOPROTEIN	Thogoto thogotovirus	-	homomer cyclic	link
5xea	ENVELOPE GLYCOPROTEIN	Thogoto thogotovirus	Baculo_gp64	homomer cyclic	link
5xec	CYTOCHROME C-551,CYTOCHROME C-552 CYTOCHROME C-552,CYTOCHROME C-551	Pseudomonas aeruginosa,Hydrogenobacter thermophilus	Cytochrom_C	heteromer asymmetric	link
5xf9	NAD-REDUCING HYDROGENASE	Hydrogenophilus thermoluteolus	NiFeSe_Hases Oxidored_q6	heteromer asymmetric	link
5xfs	PE FAMILY PROTEIN PE8 PPE FAMILY PROTEIN PPE15	Mycobacterium tuberculosis	PE PPE	heteromer asymmetric	link
5xgo	DNA PROTECTION DURING STARVATION PROTEIN,BACTERIOFERRITIN	Escherichia coli	Ferritin	homomer tetrahedral	link
5xgw	ISOASPARTYL DIPEPTIDASE	Colwellia psychrerythraea	Amidohydro_1	homomer cyclic	link
5xjg	NUCLEUS-VACUOLE JUNCTION PROTEIN 1 VACUOLAR PROTEIN 8	Saccharomyces cerevisiae	Arm	heteromer cyclic	link
5xjg	VACUOLAR PROTEIN 8	Saccharomyces cerevisiae	Arm	heteromer cyclic	link
5xjl	GEM-ASSOCIATED PROTEIN 2 SURVIVAL MOTOR NEURON PROTEIN	Homo sapiens	SIP1 SMN	heteromer asymmetric	link
5xka	SERINE/THREONINE-PROTEIN KINASE PKNI	Mycobacterium tuberculosis	Pkinase	homomer asymmetric	link
5xkc	DIBENZOTHIOPHENE DESULFURIZATION ENZYME A	Bacillus subtilis	Bac_luciferase	homomer dihedral	link
5xkt	UREASE ACCESSORY PROTEIN UREG	Klebsiella pneumoniae	cobW	homomer cyclic	link
5xlj	FLAGELLAR HOOK-ASSOCIATED PROTEIN 2	Serratia marcescens	Flagellin_IN FliD_C	homomer cyclic	link
5xlu	GAMMA GLUTAMYL TRANSPEPTIDASE	Bacillus licheniformis	G_glu_transpept	heteromer asymmetric	link
5xm3	GLUCOSE DEHYDROGENASE	Methylophaga aminisulfidivorans	PQQ PQQ_2	heteromer cyclic	link
5xny	CRED	Streptomyces cremeus	ADSL_C Lyase_1	homomer dihedral	link
5xod	MOTHERS AGAINST DECAPENTAPLEGIC HOMOLOG 2 SKI ONCOGENE	Homo sapiens	MH2	heteromer cyclic	link
5xog	DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA RNA POLYMERASE II THIRD LARGEST SUBUNIT B44, PART OF CENTRAL CORE	Komagataella phaffii	RNA_pol_A_bac RNA_pol_Rpb2_1 RNA_pol_Rpb2_3 RNA_pol_Rpb2_4 RNA_pol_Rpb2_5 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
5xog	DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA RNA POLYMERASE SUBUNIT ABC10-BETA, COMMON TO RNA POLYMERASES I, II, AND III	Komagataella phaffii	RNA_pol_N RNA_pol_Rpb2_1 RNA_pol_Rpb2_3 RNA_pol_Rpb2_4 RNA_pol_Rpb2_5 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
5xog	DNA-DIRECTED RNA POLYMERASE SUBUNIT DNA-DIRECTED RNA POLYMERASE SUBUNIT BETA	Komagataella phaffii	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb2_1 RNA_pol_Rpb2_3 RNA_pol_Rpb2_4 RNA_pol_Rpb2_5 RNA_pol_Rpb2_6 RNA_pol_Rpb2_7	heteromer asymmetric	link
5xog	DNA-DIRECTED RNA POLYMERASE SUBUNIT RNA POLYMERASE SUBUNIT ABC14.5, COMMON TO RNA POLYMERASES I, II, AND III	Komagataella phaffii	RNA_pol_Rpb1_1 RNA_pol_Rpb1_2 RNA_pol_Rpb1_3 RNA_pol_Rpb1_4 RNA_pol_Rpb1_5 RNA_pol_Rpb8	heteromer asymmetric	link
5xog	RNA POLYMERASE II SUBUNIT B12.5 RNA POLYMERASE II THIRD LARGEST SUBUNIT B44, PART OF CENTRAL CORE	Komagataella phaffii	RNA_pol_A_bac RNA_pol_L_2	heteromer asymmetric	link
5xog	RNA POLYMERASE II SUBUNIT RNA POLYMERASE II SUBUNIT B32	Komagataella phaffii	RNA_pol_Rpb4 S1 SHS2_Rpb7-N	heteromer asymmetric	link
5xoh	BERGAPTOL O-METHYLTRANSFERASE	Peucedanum praeruptorum	Dimerisation Methyltransf_2	homomer cyclic	link
5xoj	CAMP-DEPENDENT PROTEIN KINASE INHIBITOR ALPHA EXPORTIN-1	Homo sapiens Saccharomyces cerevisiae	CRM1_C IBN_N PKI Xpo1	heteromer asymmetric	link
5xoj	EXPORTIN-1 NUP42P	Saccharomyces cerevisiae	CRM1_C IBN_N Xpo1	heteromer asymmetric	link
5xoy	[LYSW]-LYSINE HYDROLASE	Thermus thermophilus	Peptidase_M20	homomer dihedral	link
5xp0	PROBABLE CSGAB OPERON TRANSCRIPTIONAL REGULATORY PROTEIN	Salmonella enterica	-	homomer cyclic	link
5xqg	PCRGLX PROTEIN	Penicillium chrysogenum	-	homomer cyclic	link
5xrw	FLIN FLIY	Helicobacter pylori	FliMN_C	heteromer asymmetric	link
5xs9	TETR FAMILY TRANSCRIPTIONAL REGULATOR	Mycolicibacterium smegmatis	TetR_C TetR_N	homomer cyclic	link
5xse	KHG/KDPG ALDOLASE	Zymomonas mobilis	Aldolase	homomer cyclic	link
5xtf	2,3-DIHYDROXY-2,3-DIHYDROPHENYLPROPIONATE DEHYDROGENASE	Pseudomonas sp. MC1	adh_short_C2	homomer dihedral	link
5xtk	XANTHINE PHOSPHORIBOSYLTRANSFERASE	Yersinia pestis	Pribosyltran	homomer dihedral	link
5xty	11S GLOBULIN ISOFORM 1	Cocos nucifera	Cupin_1	homomer dihedral	link
5xtz	YEATS DOMAIN-CONTAINING PROTEIN 4	Homo sapiens	-	homomer asymmetric	link
5xu0	MEMBRANE-FUSION PROTEIN	Streptococcus pneumoniae	HlyD_D23	homomer cyclic	link
5xua	METHYL-ACCEPTING CHEMOTAXIS SENSORY TRANSDUCER	Comamonas testosteroni	4HB_MCP_1	homomer cyclic	link
5xub	METHYL-ACCEPTING CHEMOTAXIS SENSORY TRANSDUCER	Comamonas testosteroni	4HB_MCP_1	homomer cyclic	link
5xum	HOLO-[ACYL-CARRIER-PROTEIN] SYNTHASE	Thermotoga maritima	ACPS	homomer cyclic	link
5xux	CONSERVED PROTEIN	Methanosarcina mazei	RibD_C	homomer cyclic	link
5xvj	PHD FINGER PROTEIN ALFIN-LIKE 7	Arabidopsis thaliana	Alfin	homomer cyclic	link
5xyb	AIMR TRANSCRIPTIONAL REGULATOR	Bacillus virus SPbeta	-	homomer cyclic	link
5xyf	ADRENOCORTICAL DYSPLASIA PROTEIN HOMOLOG TERF1-INTERACTING NUCLEAR FACTOR 2	Homo sapiens	TINF2_N	heteromer asymmetric	link
5xzq	HYDROXYNITRILE LYASE	Passiflora edulis	Dabb	homomer cyclic	link
5xzx	IMPORTIN SUBUNIT ALPHA-3 RAN-BINDING PROTEIN 3	Homo sapiens	Arm Arm_3	monomer asymmetric	link
5y0e	TSSK	Serratia sp. FS14	T6SS_VasE	homomer asymmetric	link
5y14	LP-40 N44	Human immunodeficiency virus 1	-	heteromer cyclic	link
5y14	N44	Human immunodeficiency virus 1	-	heteromer cyclic	link
5y20	PEPTIDE FROM HISTONE H3 PHD FINGER PROTEIN ALFIN-LIKE 1	Arabidopsis thaliana Homo sapiens	PHD	monomer asymmetric	link
5y27	DNA POLYMERASE EPSILON SUBUNIT D PUTATIVE TRANSCRIPTION FACTOR C16C4.22	Schizosaccharomyces pombe	CBFD_NFYB_HMF	heteromer asymmetric	link
5y39	RAGULATOR COMPLEX PROTEIN LAMTOR4 RAGULATOR COMPLEX PROTEIN LAMTOR5	Homo sapiens	LAMTOR5	heteromer asymmetric	link
5y3a	RAGULATOR COMPLEX PROTEIN LAMTOR1 RAGULATOR COMPLEX PROTEIN LAMTOR5	Homo sapiens	LAMTOR LAMTOR5	heteromer asymmetric	link
5y3t	RANBP-TYPE AND C3HC4-TYPE ZINC FINGER-CONTAINING PROTEIN 1 SHARPIN	Mus musculus	-	heteromer asymmetric	link
5y5s	PHOTOSYNTHETIC REACTION CENTER H SUBUNIT PHOTOSYNTHETIC REACTION CENTER M SUBUNIT	Thermochromatium tepidum	PRC PRCH Photo_RC	heteromer asymmetric	link
5y5s	PHOTOSYNTHETIC REACTION CENTER L SUBUNIT PHOTOSYNTHETIC REACTION CENTER M SUBUNIT	Thermochromatium tepidum	Photo_RC	heteromer asymmetric	link
5y6a	CHAIN A AND B	Listeria monocytogenes	-	homomer cyclic	link
5y6i	TRANSCRIPTIONAL REGULATOR KDGR	Pseudomonas aeruginosa	HTH_IclR IclR	homomer asymmetric	link
5y6q	ALDEHYDE OXIDASE LARGE SUBUNIT ALDEHYDE OXIDASE MEDIUM SUBUNIT	Methylobacillus sp. KY4400	Ald_Xan_dh_C Ald_Xan_dh_C2 CO_deh_flav_C FAD_binding_5	heteromer asymmetric	link
5y6q	ALDEHYDE OXIDASE LARGE SUBUNIT ALDEHYDE OXIDASE SMALL SUBUNIT	Methylobacillus sp. KY4400	Ald_Xan_dh_C Ald_Xan_dh_C2 Fer2 Fer2_2	heteromer asymmetric	link
5y6q	ALDEHYDE OXIDASE MEDIUM SUBUNIT ALDEHYDE OXIDASE SMALL SUBUNIT	Methylobacillus sp. KY4400	CO_deh_flav_C FAD_binding_5 Fer2 Fer2_2	heteromer asymmetric	link
5y7d	PROTEIN CXORF40A	Homo sapiens	-	homomer cyclic	link
5yax	SCFV1 ANTIBODY	Homo sapiens	V-set	homomer cyclic	link
5yb3	ENVELOPE GLYCOPROTEIN HP23L	Human immunodeficiency virus 1	-	heteromer cyclic	link
5yb3	ENVELOPE GLYCOPROTEIN	Human immunodeficiency virus 1	-	heteromer cyclic	link
5yb4	N36KR	Human immunodeficiency virus 1	-	heteromer cyclic	link
5ybu	KINESIN-LIKE PROTEIN KIF21A KN MOTIF AND ANKYRIN REPEAT DOMAIN-CONTAINING PROTEIN 1	Homo sapiens	Ank_2 Ank_5	monomer asymmetric	link
5yc0	ENVELOPE GLYCOPROTEIN LP-46	Human immunodeficiency virus 1	-	heteromer cyclic	link
5yc0	ENVELOPE GLYCOPROTEIN	Human immunodeficiency virus 1	-	heteromer cyclic	link
5ycq	HEAT SHOCK PROTEIN HSPQ	Escherichia coli	YccV-like	homomer cyclic	link
5yei	ASPARTOKINASE	Pseudomonas aeruginosa	AA_kinase ACT ACT_7	heteromer cyclic	link
5yet	UNCHARACTERIZED PROTEIN R354	Acanthamoeba polyphaga mimivirus	YqaJ	homomer cyclic	link
5yfj	RIBOSE 1,5-BISPHOSPHATE ISOMERASE	Pyrococcus horikoshii	IF-2B	homomer dihedral	link
5ygr	DIAMINOPROPIONATE AMMONIA LYASE	Salmonella enterica	PALP	homomer cyclic	link
5yhu	MYELIN REGULATORY FACTOR	Homo sapiens	NDT80_PhoG	homomer cyclic	link
5yjl	GLUTAMYL-TRNA REDUCTASE 1	Arabidopsis thaliana	GlutR_N GlutR_dimer Shikimate_DH	homomer cyclic	link
5yjw	ROTENONE-INSENSITIVE NADH-UBIQUINONE OXIDOREDUCTASE, MITOCHONDRIAL	Saccharomyces cerevisiae	Pyr_redox_2	homomer cyclic	link
5yn3	XYLOSE ISOMERASE	Piromyces sp. E2	AP_endonuc_2	homomer dihedral	link
5yof	NS2B COFACTOR NS3 PROTEASE	Zika virus	Flavi_NS2B Peptidase_S7	heteromer asymmetric	link
5yp4	DIPEPTIDYL AMINOPEPTIDASE 4	Pseudoxanthomonas mexicana	DPPIV_N Peptidase_S9	homomer cyclic	link
5yrp	SENSORY BOX/RESPONSE REGULATOR	Mycolicibacterium smegmatis	EAL	homomer cyclic	link
5ys2	ENVELOPE GLYCOPROTEIN B,ENVELOPE GLYCOPROTEIN B	Suid alphaherpesvirus 1	Glycoprotein_B	homomer cyclic	link
5ys9	ACYL-COENZYME A OXIDASE 3	Yarrowia lipolytica	ACOX Acyl-CoA_dh_1 Acyl-CoA_dh_M Acyl-CoA_ox_N	homomer cyclic	link
5yua	ION TRANSPORT PROTEIN	Arcobacter butzleri	Ion_trans	homomer cyclic	link
5yx2	DNA (CYTOSINE-5)-METHYLTRANSFERASE 3A	Homo sapiens	DNA_methylase	heteromer cyclic	link
5yy3	UNCHARACTERIZED PROTEIN ASQI	Aspergillus nidulans	Hemocyanin_C Hemocyanin_M	homomer dihedral	link
5yyl	APISIMIN	Apis mellifera	-	heteromer dihedral	link
5yzc	GLYCOPROTEIN F1,MEASLES VIRUS FUSION PROTEIN GLYCOPROTEIN F2	Measles morbillivirus	Fusion_gly	heteromer cyclic	link
5yzc	GLYCOPROTEIN F1,MEASLES VIRUS FUSION PROTEIN	Measles morbillivirus	Fusion_gly	heteromer cyclic	link
5z0w	PEPTIDE-C PEPTIDE-N	Human immunodeficiency virus 1	-	heteromer cyclic	link
5z0w	PEPTIDE-N	Human immunodeficiency virus 1	-	heteromer cyclic	link
5z1g	RIBOSOME BIOGENESIS PROTEIN BRX1 RRNA-PROCESSING PROTEIN EBP2	Saccharomyces cerevisiae	Brix Ebp2	heteromer asymmetric	link
5z2e	DIHYDRODIPICOLINATE REDUCTASE	Paenisporosarcina sp. TG-14	DapB_C DapB_N	homomer dihedral	link
5z2g	L-AMINO ACID OXIDASE	Naja atra	Amino_oxidase	homomer cyclic	link
5z2l	CYCLIC-DI-GMP-BINDING BIOFILM DISPERSAL MEDIATOR PROTEIN	Escherichia coli	adh_short_C2	homomer cyclic	link
5z38	CEST PROTEIN	Escherichia coli	CesT	heteromer cyclic	link
5z8o	CYCLASE/DEHYDRASE	Mycolicibacterium smegmatis	Polyketide_cyc	homomer cyclic	link
5z9s	GLYCOSYL HYDROLASE FAMILY 3 PROTEIN	Bifidobacterium longum	Fn3-like Glyco_hydro_3 Glyco_hydro_3_C	homomer cyclic	link
5z9y	THIAZOLE SYNTHASE	Mycobacterium tuberculosis	ThiG	homomer cyclic	link
5zbj	PUTATIVE CYTOKININ RIBOSIDE 5'-MONOPHOSPHATE PHOSPHORIBOHYDROLASE	Pseudomonas aeruginosa	Lysine_decarbox	homomer cyclic	link
5zct	RIBOSOMAL PROTEIN S6--L-GLUTAMATE LIGASE	Escherichia coli	RimK	homomer dihedral	link
5zi9	CYTOKININ RIBOSIDE 5'-MONOPHOSPHATE PHOSPHORIBOHYDROLASE	Streptomyces coelicolor	Lysine_decarbox	homomer dihedral	link
5znm	COLICIN-D	Escherichia coli	Colicin_D Pyocin_S	homomer cyclic	link
6am0	KLLA0E01827P KLLA0F23980P	Kluyveromyces lactis	DCP1 DCP2 NUDIX	heteromer cyclic	link
6amg	CYTOCHROME P460	Nitrosomonas sp. AL212	Cytochrome_P460	homomer cyclic	link
6an0	HISTIDINOL DEHYDROGENASE	Elizabethkingia anophelis	Histidinol_dh	homomer cyclic	link
6ao5	PROTEIN SALVADOR HOMOLOG 1 SERINE/THREONINE-PROTEIN KINASE 3	Homo sapiens	Mst1_SARAH Pkinase	heteromer asymmetric	link
6ao7	ACETYLTRANSFERASE	Elizabethkingia anophelis	Acetyltransf_1	homomer cyclic	link
6aoz	CASP8-ASSOCIATED PROTEIN 2	Homo sapiens	-	homomer cyclic	link
6as3	NHIS ACRE1 PROTEIN	Pseudomonas phage JBD5	-	homomer cyclic	link
6ask	PUTATIVE MONOOXYGENASE MOXC	Bacillus subtilis	Bac_luciferase	homomer cyclic	link
6at5	BETA-2-MICROGLOBULIN HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, B-7 ALPHA CHAIN	Homo sapiens	C1-set MHC_I MHC_I_C	heteromer asymmetric	link
6at5	CANCER/TESTIS ANTIGEN 1 PEPTIDE HLA CLASS I HISTOCOMPATIBILITY ANTIGEN, B-7 ALPHA CHAIN	Homo sapiens	C1-set MHC_I MHC_I_C	heteromer asymmetric	link
6at7	PHENYLALANINE AMMONIA-LYASE	Sorghum bicolor	Lyase_aromatic	homomer cyclic	link
6ayh	TETR FAMILY TRANSCRIPTIONAL REGULATOR	Salmonella enterica	TetR_C_6 TetR_N	homomer cyclic	link
6az6	GNTR FAMILY TRANSCRIPTIONAL REGULATOR	Streptococcus agalactiae	FCD GntR	homomer cyclic	link
6azh	TETR FAMILY TRANSCRIPTIONAL REGULATOR	Clostridium perfringens	TetR_N	homomer cyclic	link
6b1u	5'-AMP-ACTIVATED PROTEIN KINASE CATALYTIC SUBUNIT ALPHA-2 5'-AMP-ACTIVATED PROTEIN KINASE SUBUNIT BETA-1	Homo sapiens	AMPK1_CBM AdenylateSensor Pkinase	heteromer asymmetric	link
6b87	TMHC2_E	synthetic construct	-	homomer cyclic	link
6b8f	FERRITIN HEAVY CHAIN	Homo sapiens	Ferritin	homomer octahedral	link
6b8n	CALMODULIN-1 POTASSIUM VOLTAGE-GATED CHANNEL SUBFAMILY KQT MEMBER 4	Homo sapiens	EF-hand_7 KCNQ_channel	heteromer asymmetric	link
6b9m	E3 UBIQUITIN-PROTEIN LIGASE UHRF1	Danio rerio Homo sapiens	TTD	homomer asymmetric	link
6b9r	HYDROXYETHYLPHOSPHONATE DIOXYGENASE	Streptomyces albus	HTH_26	homomer cyclic	link
6b9x	HEPATITIS B VIRUS X INTERACTING PROTEIN RAGULATOR COMPLEX PROTEIN LAMTOR3	Homo sapiens	LAMTOR5 MAPKK1_Int	heteromer asymmetric	link
6b9x	RAGULATOR COMPLEX PROTEIN LAMTOR1 RAGULATOR COMPLEX PROTEIN LAMTOR2	Homo sapiens	Robl_LC7	heteromer asymmetric	link
6bdx	4-HYDROXY-TETRAHYDRODIPICOLINATE REDUCTASE	Neisseria gonorrhoeae	DapB_C DapB_N	homomer dihedral	link
6beb	SCAFFOLD PROTEIN D13	Vaccinia virus	Pox_Rif	homomer cyclic	link
6bhy	IGH PROTEIN	Mus musculus	C1-set	homomer cyclic	link
6bkx	ISOCITRATE DEHYDROGENASE [NADP] CYTOPLASMIC	Homo sapiens	-	homomer cyclic	link
6bl7	PROTEIN STU2	Saccharomyces cerevisiae	-	homomer cyclic	link
6bma	INDOLE-3-GLYCEROL PHOSPHATE SYNTHASE	Campylobacter jejuni	IGPS	homomer cyclic	link
6bn1	SCAFFOLD PROTEIN SALVADOR SERINE/THREONINE-PROTEIN KINASE HIPPO	Drosophila melanogaster	Mst1_SARAH	heteromer asymmetric	link
6bni	LYSINE--TRNA LIGASE	Cryptosporidium parvum	tRNA-synt_2 tRNA_anti-codon	homomer cyclic	link
6bp6	COMM DOMAIN-CONTAINING PROTEIN 9	Homo sapiens	COMM_domain	homomer dihedral	link
6bpl	LIPID A EXPORT ATP-BINDING/PERMEASE PROTEIN MSBA	Escherichia coli	ABC_membrane ABC_tran	homomer cyclic	link
6bq6	THERMOSPERMINE SYNTHASE	Medicago truncatula	Spermine_synt_N Spermine_synth	homomer dihedral	link
6bqc	CYCLOPROPANE-FATTY-ACYL-PHOSPHOLIPID SYNTHASE	Escherichia coli	CMAS	homomer cyclic	link
6br7	TWO-COMPONENT SYSTEM RESPONSE REGULATOR PROTEIN	Acinetobacter sp. 25977_8	Response_reg	homomer cyclic	link
6brs	FERREDOXIN-2, CHLOROPLASTIC PUTATIVE ZINC PROTEASE	Arabidopsis thaliana Pectobacterium atrosepticum	Peptidase_M16 Peptidase_M16_C	heteromer asymmetric	link
6bsg	REVERSE TRANSCRIPTASE P51 SUBUNIT REVERSE TRANSCRIPTASE P66 SUBUNIT	Human immunodeficiency virus 1	RNase_H RVT_1 RVT_connect RVT_thumb	heteromer asymmetric	link
6bus	REGULATORY PROTEIN E2	Deltapapillomavirus 4	PPV_E2_C	homomer cyclic	link
6bvc	AMINOGLYCOSIDE-(3)-N-ACETYLTRANSFERASE	Serratia marcescens	Acetyltransf_1	homomer cyclic	link
6bw6	UDP-N-ACETYLGLUCOSAMINE--DOLICHYL-PHOSPHATE N-ACETYLGLUCOSAMINEPHOSPHOTRANSFERASE	Homo sapiens	Glycos_transf_4	homomer cyclic	link
6bwc	POLYSACCHARIDE BIOSYNTHESIS PROTEIN CAPD	Bacillus thuringiensis	Polysacc_synt_2	homomer dihedral	link
6bwr	PYRIDINIUM-3,5-BISTHIOCARBOXYLIC ACID MONONUCLEOTIDE NICKEL INSERTION PROTEIN	Lactobacillus plantarum	DUF111	homomer dihedral	link
6bwv	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 9	Homo sapiens	TNF	heteromer cyclic	link
6byw	GOXA	Pseudoalteromonas luteoviolacea	LodA_C LodA_N	homomer dihedral	link
6bz3	FOCAL ADHESION KINASE 1	Mus musculus	Focal_AT	homomer cyclic	link
6bzh	PROBABLE ATP-DEPENDENT RNA HELICASE DDX58	Mus musculus	-	homomer helical	link
6c4a	ISOCITRATE LYASE 1	Mycobacterium tuberculosis	ICL	homomer dihedral	link
6c4y	CROSS-ALPHA AMYLOID-LIKE STRUCTURE ALPHAAMG	synthetic construct	-	homomer asymmetric	link
6c51	CROSS-ALPHA AMYLOID-LIKE STRUCTURE ALPHAAML	synthetic construct	-	homomer cyclic	link
6c5c	3-DEHYDROQUINATE SYNTHASE	Candida albicans	DHQ_synthase	homomer cyclic	link
6c5d	LLAJI.R1	Helicobacter pylori	-	homomer cyclic	link
6c6k	INTERFERON-INDUCED PROTEIN WITH TETRATRICOPEPTIDE REPEATS 1 INTERFERON-INDUCED PROTEIN WITH TETRATRICOPEPTIDE REPEATS 3	Homo sapiens	TPR_12 TPR_8	heteromer asymmetric	link
6c8r	LOGANIC ACID O-METHYLTRANSFERASE	Catharanthus roseus	Methyltransf_7	homomer cyclic	link
6c98	BETA-2-MICROGLOBULIN IGG RECEPTOR FCRN LARGE SUBUNIT P51	Homo sapiens	C1-set MHC_I	heteromer asymmetric	link
6c9b	PLP-DEPENDENT L-ARGININE HYDROXYLASE MPPP	Streptomyces wadayamensis	Aminotran_1_2	homomer cyclic	link
6c9t	COUR	Rhodopseudomonas palustris	MarR	homomer cyclic	link
6c9u	6-DEOXYERYTHRONOLIDE-B SYNTHASE ERYA2, MODULES 3 AND 4	Saccharopolyspora erythraea	Acyl_transf_1 Docking KAsynt_C_assoc Ketoacyl-synt_C ketoacyl-synt	heteromer cyclic	link
6cbl	NEAMINE TRANSAMINASE NEON	Streptomyces fradiae	Aminotran_3	homomer cyclic	link
6cbn	NEAMINE TRANSAMINASE NEON	Streptomyces fradiae	Aminotran_3	homomer cyclic	link
6cc0	LUXR FAMILY TRANSCRIPTIONAL REGULATOR	Pseudomonas aeruginosa	Autoind_bind GerE	homomer cyclic	link
6cdb	ARSR FAMILY TRANSCRIPTIONAL REGULATOR	Staphylococcus aureus	HTH_5	homomer cyclic	link
6cf6	TANKYRASE-1	Mus musculus	Ank Ank_2	monomer asymmetric	link
6chd	LYSINE--TRNA LIGASE	Homo sapiens	tRNA-synt_2 tRNA_anti-codon	homomer cyclic	link
6chg	KLLA0C10945P KLLA0E03521P	Kluyveromyces lactis	-	heteromer asymmetric	link
6chg	KLLA0E03521P	Kluyveromyces lactis	-	heteromer asymmetric	link
6chu	CITRATE LYASE SUBUNIT BETA-LIKE PROTEIN	Mycobacterium tuberculosis	HpcH_HpaI	homomer cyclic	link
6cit	EXPORTIN-1 NS2	Rodent protoparvovirus 1 Saccharomyces cerevisiae	-	heteromer asymmetric	link
6cko	PROTEIN AF-10	Homo sapiens	-	heteromer cyclic	link
6cl6	TAIL FIBER PROTEIN	Pseudomonas aeruginosa	-	homomer asymmetric	link
6cpb	CARBON MONOXIDE OXIDATION SYSTEM TRANSCRIPTION REGULATOR COOA-1	Carboxydothermus hydrogenoformans	cNMP_binding	homomer cyclic	link
6cv6	3-DEHYDROQUINATE DEHYDRATASE	Paraburkholderia phymatum	DHquinase_II	homomer cyclic	link
6cvk	CAPSID PROTEIN	Hepatitis B virus	Hepatitis_core	heteromer cyclic	link
6cwq	RIBONUCLEOTIDE REDUCTASE	Flavobacterium johnsoniae	Ribonuc_red_sm	homomer cyclic	link
6cxh	PARTICULATE METHANE MONOOXYGENASE, A SUBUNIT PARTICULATE METHANE MONOOXYGENASE, B SUBUNIT	Methylomicrobium alcaliphilum	AMO Monooxygenase_B	heteromer cyclic	link
6czm	ATP PHOSPHORIBOSYLTRANSFERASE CATALYTIC SUBUNIT	Medicago truncatula	HisG HisG_C	homomer dihedral	link
6d0a	KYNURENINE/ALPHA-AMINOADIPATE AMINOTRANSFERASE, MITOCHONDRIAL	Homo sapiens	Aminotran_1_2	homomer cyclic	link
6d0j	CLC-TYPE FLUORIDE/PROTON ANTIPORTER	Enterococcus casseliflavus	Voltage_CLC	heteromer cyclic	link
6d14	TNF RECEPTOR-ASSOCIATED PROTEIN 1	Danio rerio	HATPase_c_3 HSP90	homomer cyclic	link
6d3h	FT_T DIOXYGENASE	Sphingobium herbicidovorans	TauD	homomer dihedral	link
6d42	INTERMEDIATE CONDUCTANCE CALCIUM-ACTIVATED POTASSIUM CHANNEL PROTEIN 4	Homo sapiens	-	homomer cyclic	link
6d57	FERRIC UPTAKE REGULATION PROTEIN	Campylobacter jejuni	FUR	homomer cyclic	link
6d9n	ORGANIC HYDROPEROXIDE RESISTANCE PROTEIN	Elizabethkingia anophelis	OsmC	homomer cyclic	link
6dd9	SYNAPTONEMAL COMPLEX PROTEIN 3	Mus musculus	-	homomer dihedral	link
6dex	SUPPRESSOR OF HYDROXYUREA SENSITIVITY PROTEIN 1 SUPPRESSOR OF HYDROXYUREA SENSITIVITY PROTEIN 2	Eremothecium gossypii	-	heteromer asymmetric	link
6dhm	GLUTAMATE DEHYDROGENASE 1, MITOCHONDRIAL	Bos taurus	ELFV_dehydrog ELFV_dehydrog_N	homomer dihedral	link
6dhq	GLUTAMATE DEHYDROGENASE 1, MITOCHONDRIAL	Bos taurus	ELFV_dehydrog ELFV_dehydrog_N	homomer dihedral	link
6dkh	L-IDONATE 5-DEHYDROGENASE (NAD(P)(+))	Escherichia coli	ADH_N ADH_zinc_N	homomer cyclic	link
6dru	GLYCOSYL HYDROLASES FAMILY 31 FAMILY PROTEIN	Aspergillus niger	Glyco_hydro_31	homomer cyclic	link
6dxo	BLDN RNA POLYMERASE ECF-SUBFAMILY SIGMA FACTOR	Streptomyces venezuelae	Sigma70_r2 Sigma70_r4_2	heteromer asymmetric	link
6dzs	HOMOSERINE DEHYDROGENASE	Mycolicibacterium hassiacum	ACT Homoserine_dh NAD_binding_3	homomer cyclic	link
6e12	ALR8543 PROTEIN	Nostoc sp. PCC 7120	Coq4	homomer cyclic	link
6e2q	ERYTHROPOIETIN RECEPTOR TYROSINE-PROTEIN KINASE JAK2	Homo sapiens	SH2	heteromer asymmetric	link
6e85	D-THREONATE 4-PHOSPHATE DEHYDROGENASE	Klebsiella pneumoniae	PdxA	homomer cyclic	link
6edi	GLUCOKINASE	Leishmania braziliensis	Glucokinase	homomer cyclic	link
6ehb	OUTER MEMBRANE PROTEIN U	Vibrio cholerae	Porin_4	homomer cyclic	link
6ehi	NUCLEASE NUCT	Helicobacter pylori	PLDc_2	homomer cyclic	link
6ehp	RAGULATOR COMPLEX PROTEIN LAMTOR3 RAGULATOR COMPLEX PROTEIN LAMTOR5	Homo sapiens	LAMTOR5 MAPKK1_Int	heteromer asymmetric	link
6eid	ARCHAEAL-TYPE OPSIN 2	Chlamydomonas reinhardtii	Bac_rhodopsin	homomer cyclic	link
6eik	CC-HEPT-I24E	synthetic construct	-	homomer cyclic	link
6ek9	CYTOSOLIC COPPER STORAGE PROTEIN	Streptomyces lividans	DUF326	homomer dihedral	link
6eke	LECTIN	Pholiota squarrosa	-	homomer cyclic	link
6elc	VARIANT SURFACE GLYCOPROTEIN	Trypanosoma brucei	VSG_B	homomer cyclic	link
6elu	G10_3 HEAVY CHAIN G10_3 LIGHT CHAIN	Mus musculus	C1-set V-set	heteromer asymmetric	link
6emy	INT PROTEIN	Enterococcus faecalis	Phage_int_SAM_5 Phage_integrase	homomer cyclic	link
6eop	DIPEPTIDYL PEPTIDASE 8	Homo sapiens	DPPIV_N Peptidase_S9	homomer cyclic	link
6ep3	LMO0651 PROTEIN	Listeria monocytogenes	FCD GntR	homomer cyclic	link
6epg	EPSILON_1 ANTITOXIN ZETA_1 TOXIN	Neisseria gonorrhoeae	Zeta_toxin	heteromer asymmetric	link
6et9	ACETYL-COA ACETYLTRANSFERASE THIOLASE PFAM DUF35	Methanothermococcus thermolithotrophicus	DUF35_N OB_aCoA_assoc Thiolase_C Thiolase_N	heteromer dihedral	link
6et9	HYDROXYMETHYLGLUTARYL-COA SYNTHASE	Methanothermococcus thermolithotrophicus	ACP_syn_III_C HMG_CoA_synt_N	heteromer dihedral	link
6eu6	AMMONIUM TRANSPORTER	Candidatus Kuenenia stuttgartiensis	Ammonium_transp	homomer cyclic	link
6ewj	PUTATIVE CAPSULAR POLYSACCHARIDE BIOSYNTHESIS PROTEIN	Streptococcus pneumoniae	DegT_DnrJ_EryC1	homomer cyclic	link
6exm	LISTERIOLYSIN POSITIVE REGULATORY FACTOR A	Listeria monocytogenes	HTH_Crp_2	homomer cyclic	link
6eys	PVDP	Pseudomonas aeruginosa	-	homomer cyclic	link
6eyx	ACRIIA6	Streptococcus virus DT1	-	homomer cyclic	link
6f3p	ADENOSYLHOMOCYSTEINASE	Pseudomonas aeruginosa	AdoHcyase AdoHcyase_NAD	homomer dihedral	link
6f43	GLUTATHIONE TRANSFERASE	Trametes versicolor	GST_N_3	homomer cyclic	link
6f45	LONG TAIL FIBER DISTAL SUBUNIT	Salmonella virus S16	-	heteromer asymmetric	link
6f5c	HALOPHILIC WINGED-HELIX-TURN-HELIX DNA BINDING PROTEIN	Halobacterium salinarum	PadR	homomer cyclic	link
6f5u	ENVELOPE GLYCOPROTEIN ENVELOPE GLYCOPROTEIN,ENVELOPE GLYCOPROTEIN,GP1	Zaire ebolavirus	Fibritin_C Filo_glycop	heteromer cyclic	link
6f5u	ENVELOPE GLYCOPROTEIN	Zaire ebolavirus	Fibritin_C	heteromer cyclic	link
6f5x	SYNAPTONEMAL COMPLEX PROTEIN 1	Homo sapiens	SCP-1	homomer dihedral	link
6f5z	24-STEROL C-METHYLTRANSFERASE	Haloferax volcanii	Methyltransf_11	heteromer cyclic	link
6f63	SYNAPTONEMAL COMPLEX PROTEIN 1	Homo sapiens	-	homomer dihedral	link
6f63	SYNAPTONEMAL COMPLEX PROTEIN 1	Homo sapiens	SCP-1	homomer dihedral	link
6f6p	RAB-3A-INTERACTING PROTEIN	Homo sapiens	-	heteromer asymmetric	link
6f6p	RAB-3A-INTERACTING PROTEIN	Homo sapiens	Sec2p	heteromer asymmetric	link
6f8s	XRE FAMILY TRANSCRIPTIONAL REGULATOR	Pseudomonas putida	HTH_3	heteromer cyclic	link
6f9m	SERINE PROTEASE	Planococcus plakortidis	Peptidase_S8	homomer cyclic	link
6f9n	CLEAVAGE AND POLYADENYLATION SPECIFICITY FACTOR SUBUNIT 1 PRE-MRNA 3' END PROCESSING PROTEIN WDR33	Homo sapiens	CPSF_A MMS1_N WD40	heteromer asymmetric	link
6fb3	TENEURIN-2	Gallus gallus	Tox-GHH	homomer cyclic	link
6fba	ASPARTATE TRANSCARBAMOYLASE	Plasmodium falciparum	OTCace OTCace_N	homomer cyclic	link
6fch	ADENINE PHOSPHORIBOSYLTRANSFERASE	Homo sapiens	Pribosyltran	homomer cyclic	link
6fea	NITROGENASE PROTEIN ALPHA CHAIN VANADIUM NITROGENASE BETA SUBUNIT, VNFK	Azotobacter vinelandii	Oxidored_nitro	heteromer cyclic	link
6fea	VANADIUM NITROGENASE BETA SUBUNIT, VNFK	Azotobacter vinelandii	Oxidored_nitro	heteromer cyclic	link
6fia	LINE-1 RETROTRANSPOSABLE ELEMENT ORF1 PROTEIN	Homo sapiens	Tnp_22_trimer	homomer asymmetric	link
6fij	POLYKETIDE SYNTHASE	Cercospora nicotianae	Acyl_transf_1 Ketoacyl-synt_C SAT ketoacyl-synt	homomer cyclic	link
6fkx	ACETYL XYLAN ESTERASE	metagenome	AXE1	homomer dihedral	link
6fmu	THIOREDOXIN GLUTATHIONE REDUCTASE	Schistosoma mansoni	Glutaredoxin Pyr_redox_2 Pyr_redox_dim	homomer cyclic	link
6fq4	TARP-VBS1 VINCULIN	Chlamydia caviae Gallus gallus	Vinculin	monomer asymmetric	link
6fue	FAPF	Pseudomonas sp. UK4	-	homomer cyclic	link
6fv5	QUEUINE TRNA-RIBOSYLTRANSFERASE ACCESSORY SUBUNIT 2	Mus musculus	TGT	homomer cyclic	link
6fxn	TUMOR NECROSIS FACTOR LIGAND SUPERFAMILY MEMBER 13B	Homo sapiens	TNF	heteromer cyclic	link
6fzv	COLLAGEN ALPHA-1(III) CHAIN	Homo sapiens	COLFI	heteromer asymmetric	link
6fzw	COLLAGEN ALPHA-1(III) CHAIN	Homo sapiens	-	heteromer asymmetric	link
6g1o	ISOCITRATE LYASE	Pseudomonas aeruginosa	ICL	homomer dihedral	link
6g1u	ACETYLCHOLINESTERASE	Tetronarce californica	COesterase	homomer cyclic	link
6g3e	ARGININOSUCCINATE LYASE	Chelativorans sp. BNC1	ASL_C2 Lyase_1	homomer dihedral	link
6g44	PUTATIVE MAJOR CAPSID PROTEIN	Cafeteriavirus-dependent mavirus	-	homomer cyclic	link
6g47	FIBER-1	Human mastadenovirus G	Adeno_knob	homomer cyclic	link
6g94	HYDROGENASE-1 SMALL CHAIN PROBABLE NI/FE-HYDROGENASE 1 B-TYPE CYTOCHROME SUBUNIT	Escherichia coli	-	heteromer cyclic	link
6g96	ACETYLTRANSFERASE	Salmonella enterica	-	homomer cyclic	link
6gaj	OUTER CAPSID PROTEIN SIGMA-1	Mammalian orthoreovirus	-	homomer cyclic	link
6gbc	MOLYBDOPTERIN BIOSYNTHESIS PROTEIN CNX1	Arabidopsis thaliana	MoCF_biosynth MoeA_C MoeA_N	homomer cyclic	link
6gh3	LAMINARIBIOSE PHOSPHORYLASE	Paenibacillus sp. YM1	Glyco_hydro_36 Glyco_transf_36	homomer cyclic	link
6ghd	BARRIER-TO-AUTOINTEGRATION FACTOR	Homo sapiens	BAF	heteromer asymmetric	link
6gjt	VIRULENCE PLASMID PROTEIN PGP3-D	Chlamydia trachomatis	Chlam_vir	homomer asymmetric	link
6gkv	COCLAURINE N-METHYLTRANSFERASE	Coptis japonica	CMAS	homomer cyclic	link
6gru	ADP-SUGAR PYROPHOSPHATASE	Homo sapiens	NUDIX	homomer cyclic	link
6gud	SIDEROPHORE ESTERASE IROE-LIKE, PUTATIVE	Aspergillus fumigatus	Esterase	homomer cyclic	link
6h00	PYRIDOXINE-5'-PHOSPHATE OXIDASE	Homo sapiens	PNP_phzG_C Putative_PNPOx	homomer cyclic	link
6hfc	NEURAMINIDASE	Influenza A virus	Neur	homomer cyclic	link
7ahl	ALPHA-HEMOLYSIN	Staphylococcus aureus	Leukocidin	homomer cyclic	link
9pai	PROTEIN (PLASMINOGEN ACTIVATOR INHIBITOR-1) RESIDUES 19-364 PROTEIN (PLASMINOGEN ACTIVATOR INHIBITOR-1) RESIDUES 365-397	Homo sapiens	Serpin	heteromer asymmetric	link
PDBID	Macromolecule	Organism	Pfam	Symmetry	PubMed

PDB CONTAINING INTERMOLECULAR RESIDUE NETWORKS