PDBID	Molecule/ Organism	Pfam	Residues	HETATM	Symmetry	Pubmed	View
1csb	CATHEPSIN B HEAVY CHAIN CATHEPSIN B LIGHT CHAIN Homo sapiens	Peptidase_C1	VAL A  35 VAL B  54 LEU B  59 LEU B  88	None	heteromer asymmetric	7718586
1ept	PORCINE E-TRYPSIN Sus scrofa	Trypsin	VAL A  31 LEU A  46 VAL A  52 LEU B  67	None	heteromer asymmetric	7947985
1gpm	GMP SYNTHETASE Escherichia coli	GATase GMP_synt_C NAD_synthase	LEU A 452 VAL A 454 VAL A 469 LEU C 452	None	homomer dihedral	8548458
1jy2	FIBRINOGEN ALPHA CHAIN FIBRINOGEN BETA CHAIN FIBRINOGEN GAMMA-B CHAIN Bos taurus	Fib_alpha	LEU N  76 VAL O 111 VAL O 114 LEU P  47	None	heteromer cyclic	11593005
1n9e	LYSYL OXIDASE Komagataella pastoris	Cu_amine_oxid Cu_amine_oxidN2 DUF1965	LEU A 325 VAL A 326 LEU B 325 VAL B 326	None	homomer cyclic	14690425
1sj2	PEROXIDASE/CATALASE T Mycobacterium tuberculosis	peroxidase	VAL A  30 VAL B  47 LEU B  48 LEU B 611	None	homomer cyclic	15231843
1u0t	INORGANIC POLYPHOSPHATE/ATP-NAD KINASE Mycobacterium tuberculosis	NAD_kinase	LEU A 293 VAL A 294 LEU A 299 VAL B 183	None	homomer dihedral	15269221
1utg	UTEROGLOBIN Oryctolagus cuniculus	Uteroglobin	VAL A  44 LEU A  45 LEU A  48 VAL B  44	None	homomer cyclic	3656405
1vla	HYDROPEROXIDE RESISTANCE PROTEIN OSMC Thermotoga maritima	OsmC	VAL A  42 VAL B  42 LEU B  43 LEU B  46	None	homomer cyclic	-
1wwm	HYPOTHETICAL PROTEIN TT2028 Thermus thermophilus	-	VAL A  50 LEU A  53 LEU A  68 VAL B  50	None	homomer cyclic	-
1xa3	CROTONOBETAINYL-COA:CARNITINE COA-TRANSFERASE Escherichia coli	CoA_transf_3	LEU A 151 LEU B 238 VAL B 247 VAL B 322	None	homomer cyclic	15518548
1zud	ADENYLYLTRANSFERASE THIF Escherichia coli	ThiF	LEU 1 200 LEU 1 203 VAL 3 193 VAL 3 196	None	heteromer cyclic	16388576
2aq6	PYRIDOXINE 5'-PHOSPHATE OXIDASE Mycobacterium tuberculosis	Putative_PNPOx	VAL A  21 LEU A  33 VAL B  21 LEU B  70	None	homomer cyclic	16239726
2axt	PHOTOSYSTEM II CP43 PROTEIN PHOTOSYSTEM Q(B) PROTEIN Thermosynechococcus elongatus	PSII Photo_RC	VAL A 145 LEU C 438 VAL C 439 LEU C 442	CLA C 495	heteromer cyclic	16355230
2buf	ACETYLGLUTAMATE KINASE Pseudomonas aeruginosa	-	VAL B  14 LEU B  15 VAL C  11 LEU C  15	None	homomer dihedral	16376937
2cdc	GLUCOSE DEHYDROGENASE GLUCOSE 1-DEHYDROGENASE, DHG-1 Saccharolobus solfataricus	ADH_N Glu_dehyd_C	VAL A 258 VAL A 285 LEU C 287 LEU C 292	None	homomer dihedral	16556607
2dg7	PUTATIVE TRANSCRIPTIONAL REGULATOR Streptomyces coelicolor	TetR_N	LEU A  80 VAL A 146 LEU A 149 VAL B 184	None	homomer cyclic	-
2e1m	L-GLUTAMATE OXIDASE Streptomyces sp. X-119-6	Amino_oxidase	VAL A  46 LEU A  47 LEU A  76 VAL C 662	None	heteromer cyclic	19531050
2e54	ACETYLORNITHINE AMINOTRANSFERASE Thermotoga maritima	Aminotran_3	LEU A 131 LEU A 149 VAL A 150 VAL B 150	None	homomer cyclic	-
2elc	ANTHRANILATE PHOSPHORIBOSYLTRANSFERASE Thermus thermophilus	Glycos_trans_3N Glycos_transf_3	VAL A  40 LEU A  44 VAL D  40 LEU D  44	None	homomer cyclic	-
2f0c	PHAGE TP901-1 ORF49 (BPP) Lactococcus phage TP901-1	Caudo_bapla_RBP	LEU A  62 VAL B  56 LEU B  60 VAL C  54	None	homomer cyclic	16549427
2fhl	AVIDIN-RELATED PROTEIN 4/5 Gallus gallus	Avidin	VAL A  76 LEU A  96 VAL B 276 LEU B 296	None	homomer dihedral	16546211
2fn0	SALICYLATE SYNTHETASE, IRP9 Yersinia enterocolitica	Chorismate_bind	VAL A 307 LEU A 310 VAL B 307 LEU B 310	None	homomer cyclic	16434053
2fq4	TRANSCRIPTIONAL REGULATOR, TETR FAMILY Bacillus cereus	TetR_C_11 TetR_N	LEU A 167 VAL A 168 VAL B 107 LEU B 167	None	homomer cyclic	-
2hy6	GENERAL CONTROL PROTEIN GCN4 Saccharomyces cerevisiae	-	VAL A  24 LEU A  27 VAL B  24 LEU G  20	None	homomer helical	17030805
2oat	ORNITHINE AMINOTRANSFERASE Homo sapiens	Aminotran_3	VAL A  98 LEU A 101 LEU A 298 VAL D 105	None	homomer cyclic	9878407
2opl	HYPOTHETICAL PROTEIN Geobacter sulfurreducens	OsmC	LEU A  76 VAL B  10 VAL B  12 LEU B  15	None	homomer cyclic	-
2pmy	RAS AND EF-HAND DOMAIN-CONTAINING PROTEIN Homo sapiens	EF-hand_7	VAL A  50 LEU A  54 LEU B  40 VAL B  42	None	homomer cyclic	-
2prg	NUCLEAR RECEPTOR COACTIVATOR SRC-1 PEROXISOME PROLIFERATOR ACTIVATED RECEPTOR GAMMA Homo sapiens	Hormone_recep SRC-1	VAL A 315 LEU A 318 LEU C 633 VAL C 634	BRL A   1	heteromer asymmetric	9744270
2q30	UNCHARACTERIZED PROTEIN Desulfovibrio alaskensis	Cupin_2	VAL A  59 VAL A  82 LEU B  10 LEU B 102	None	homomer cyclic	-
2q73	HYPOTHETICAL PROTEIN Vibrio sp. DAT722	MazG	LEU A  34 LEU A  59 VAL A  62 VAL B  66	None	homomer dihedral	17892463
2qbu	PRECORRIN-2 METHYLTRANSFERASE Methanothermobacter thermautotrophicus	TP_methylase	LEU A 153 VAL A 165 LEU B 153 VAL B 165	None	homomer cyclic	17567575
2qkt	INACTIVATION-NO-AFTER-POTENTIAL D PROTEIN Drosophila melanogaster	PDZ	LEU A 640 VAL A 644 LEU C 640 VAL C 644	None	homomer cyclic	17923089
2qve	TYROSINE AMINOMUTASE Streptomyces globisporus	Lyase_aromatic	LEU A 406 VAL C  77 LEU C  85 VAL D 297	None	homomer dihedral	18078753
2siv	SIV GP41 GLYCOPROTEIN Simian immunodeficiency virus	-	LEU A 576 VAL A 580 VAL C 580 LEU E 576	NH2 C 582	homomer cyclic	9689046
2uv4	5'-AMP-ACTIVATED PROTEIN KINASE SUBUNIT GAMMA-1 Homo sapiens	CBS	LEU A 217 VAL A 221 LEU B 319 VAL B 323	None	homomer cyclic	17452784
2vgl	AP-2 COMPLEX SUBUNIT BETA-1 AP-2 COMPLEX SUBUNIT MU-1 Homo sapiens Rattus norvegicus	Adap_comp_sub Clat_adaptor_s Adaptin_N	VAL B 365 LEU M 175 LEU M 404 VAL M 422	None	heteromer asymmetric	12086608
2x2s	AGGLUTININ Sclerotinia sclerotiorum	-	LEU C  53 VAL C  54 VAL D   6 LEU D  53	None	homomer cyclic	20566411
2y2z	PUTATIVE REPRESSOR SIMREG2 Streptomyces antibioticus	TetR_C TetR_N	VAL A 150 LEU A 153 LEU A 154 VAL B 211	None	homomer cyclic	21354180
2z08	UNIVERSAL STRESS PROTEIN FAMILY Thermus thermophilus	Usp	LEU A 118 LEU A 135 VAL C 126 VAL C 133	None	homomer dihedral	-
2zsh	DELLA PROTEIN GAI PROBABLE GIBBERELLIN RECEPTOR GID1L1 Arabidopsis thaliana	Abhydrolase_3 DELLA	VAL A  22 VAL B  46 LEU B  50 LEU B  84	None	heteromer asymmetric	19037309
2zzd	THIOCYANATE HYDROLASE SUBUNIT BETA THIOCYANATE HYDROLASE SUBUNIT GAMMA Thiobacillus thioparus	NHase_alpha NHase_beta	VAL C 142 LEU C 148 LEU C 152 VAL B  24	None	heteromer dihedral	19785438
3a1m	CHIMERA OF THROMBIN CLEAVAGE SITE, TAIL-ASSOCIATED LYSOZYME, FIBRITIN Escherichia virus T4	Fibritin_C Gp5_C	VAL A 118 LEU B 127 VAL C 118 LEU C 127	None	homomer dihedral	20661999
3b0z	FLAGELLAR BIOSYNTHETIC PROTEIN FLHB Salmonella enterica	Bac_export_2	VAL A 267 VAL B 275 LEU B 318 LEU B 322	None	heteromer asymmetric	23633590
3c3y	O-METHYLTRANSFERASE Mesembryanthemum crystallinum	Methyltransf_3	VAL A  65 LEU A  68 VAL A  69 LEU B  68	None	homomer cyclic	18342334
3ci9	HEAT SHOCK FACTOR-BINDING PROTEIN 1 Homo sapiens	HSBP1	LEU A  12 VAL D  15 VAL D  16 LEU D  19	None	homomer dihedral	18767159
3ckj	PUTATIVE UNCHARACTERIZED PROTEIN Mycobacterium avium	Glycos_transf_2	LEU A 194 VAL B 191 LEU B 194 VAL B 195	None	homomer cyclic	18667419
3dkx	REPLICATION PROTEIN REPB Streptococcus agalactiae	Rep_2	LEU B  77 VAL C  89 VAL C  90 LEU C  91	None	homomer cyclic	19440202
3duk	NTF2-LIKE PROTEIN OF UNKNOWN FUNCTION Methylobacillus flagellatus	Lumazine_bd_2	LEU A 103 VAL A 119 VAL D  85 LEU D 105	None	homomer dihedral	-
3fij	LIN1909 PROTEIN Listeria innocua	Peptidase_C26	VAL G   6 LEU G  61 VAL G  62 LEU H  61	None	homomer dihedral	-
3fm2	UNCHARACTERIZED PROTEIN, DISTANTLY RELATED TO A HEME BINDING/DEGRADING HEMS (PF05171) FAMILY Trichormus variabilis	ChuX_HutX	VAL A  22 LEU A  29 VAL B  22 LEU B  29	None	homomer cyclic	-
3g13	PUTATIVE CONJUGATIVE TRANSPOSON RECOMBINASE Clostridioides difficile	Resolvase	LEU A 125 VAL A 128 LEU A 129 VAL B 128	None	homomer cyclic	-
3g80	PROTEIN B2 Nodamura virus	-	VAL A  39 LEU A  43 VAL B  70 LEU B  74	None	homomer cyclic	19249868
3god	CAS1 Pseudomonas aeruginosa	Cas_Cas1	LEU A 116 VAL A 120 VAL C 120 LEU C 250	None	homomer asymmetric	19523907
3i5a	RESPONSE REGULATOR/GGDEF DOMAIN PROTEIN Pseudomonas syringae group genomosp. 3	GGDEF Response_reg	VAL A 164 LEU A 165 LEU A 168 VAL B 164	None	homomer dihedral	19695263
3if8	PROTEIN ZWILCH HOMOLOG Homo sapiens	Zwilch	LEU A 227 LEU A 249 VAL B 514 VAL B 519	None	heteromer asymmetric	20462495
3k1i	FLAGELLAR PROTEIN PUTATIVE UNCHARACTERIZED PROTEIN Helicobacter pylori	FliS	VAL A  96 VAL D  44 LEU D  47 LEU D 139	None	heteromer asymmetric	20581225
3l4f	RHO GUANINE NUCLEOTIDE EXCHANGE FACTOR 7 Rattus norvegicus	betaPIX_CC	LEU A 628 VAL A 629 VAL A 632 LEU C 633	None	heteromer asymmetric	20117114
3m0a	TNF RECEPTOR-ASSOCIATED FACTOR 2 Homo sapiens	TRAF_BIRC3_bd	VAL A 286 LEU A 289 LEU B 289 VAL C 286	None	heteromer asymmetric	20385093
3o1k	DIHYDRONEOPTERIN ALDOLASE FOLB, PUTATIVE Vibrio cholerae	FolB	VAL A  59 VAL D  29 LEU D  82 LEU D  83	None	homomer dihedral	-
3of4	NITROREDUCTASE Idiomarina loihiensis	Nitroreductase	VAL A 206 VAL A 207 LEU A 208 LEU B  48	None	homomer cyclic	-
3pgb	PUTATIVE UNCHARACTERIZED PROTEIN Aspergillus nidulans	Cu_amine_oxid DUF1965	LEU A 436 LEU A 790 VAL B 485 VAL B 759	None	homomer cyclic	21604787
3qyh	CO-TYPE NITRILE HYDRATASE ALPHA SUBUNIT CO-TYPE NITRILE HYDRATASE BETA SUBUNIT Pseudomonas putida	NHase_alpha NHase_beta	VAL A  46 VAL B 111 LEU B 114 LEU B 115	None	heteromer asymmetric	21473592
3rko	NADH-QUINONE OXIDOREDUCTASE SUBUNIT A NADH-QUINONE OXIDOREDUCTASE SUBUNIT J Escherichia coli	Oxidored_q3 Oxidored_q4	VAL A  80 LEU A  83 LEU J  54 VAL J  58	None	heteromer asymmetric	21822288
3soo	LINE-1 TYPE TRANSPOSASE DOMAIN-CONTAINING PROTEIN 1 Homo sapiens	Tnp_22_dsRBD	LEU A 313 VAL A 316 LEU A 317 VAL B 263	None	homomer cyclic	-
3tso	RAB11 FAMILY-INTERACTING PROTEIN 2 Homo sapiens	RBD-FIP	VAL C 456 LEU C 460 VAL D 456 LEU D 460	None	heteromer cyclic	-
3u6x	BPP Lactococcus phage TP901-1	Caudo_bapla_RBP	LEU A  62 VAL B  54 VAL C  56 LEU C  60	None	heteromer cyclic	22611190
3uep	YSCQ-C, TYPE III SECRETION PROTEIN Yersinia pseudotuberculosis	FliMN_C	LEU A 249 LEU A 254 VAL B 238 VAL B 240	None	homomer cyclic	22320351
3vp5	TRANSCRIPTIONAL REGULATOR Lactococcus lactis	TetR_N	LEU A 175 VAL A 176 LEU A 180 VAL B 176	None	homomer cyclic	22798069
4d3d	IMINE REDUCTASE Bacillus cereus	NAD_binding_2	LEU A 200 VAL B 280 VAL B 283 LEU B 300	None	homomer cyclic	25809902
4dyl	TYROSINE-PROTEIN KINASE FES/FPS Homo sapiens	-	LEU A 236 VAL A 237 LEU B 236 VAL B 237	None	homomer cyclic	-
4gip	FUSION GLYCOPROTEIN F1 FUSION GLYCOPROTEIN F2 Mammalian rubulavirus 5	Fusion_gly	VAL A  51 VAL D 165 LEU D 227 LEU D 228	None	heteromer cyclic	23012473
4i7z	CYTOCHROME B6 CYTOCHROME B6-F COMPLEX SUBUNIT 5 Mastigocladus laminosus	Cytochrome_B PetG	LEU A  95 LEU A  99 VAL G  10 VAL G  14	BCR G 101	heteromer cyclic	23514009
4icg	DNA-BINDING PROTEIN H-NS Salmonella enterica	-	LEU B  14 LEU A  33 VAL A  36 VAL A  37	None	heteromer cyclic	23515315
4jmf	EXOENZYME T PROBABLE CHAPERONE Pseudomonas aeruginosa	CesT	LEU A  53 LEU A  57 VAL B  32 VAL B 109	None	heteromer asymmetric	24387107
4jn6	4-HYDROXY-2-OXOVALERATE ALDOLASE Mycobacterium tuberculosis	DmpG_comm HMGL-like	VAL A 174 LEU A 203 LEU A 205 VAL C 243	None	heteromer cyclic	23614353
4lms	CRYPTOPHYTE PHYCOCYANIN (ALPHA-1 CHAIN) CRYPTOPHYTE PHYCOCYANIN (BETA CHAIN) Chroomonas sp.	Phycobilisome Phycoerythr_ab	VAL A  39 VAL B  19 LEU B  24 LEU B  27	P6G B 204	heteromer asymmetric	24979784
4mjz	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE Toxoplasma gondii	OMPdecase	VAL A 179 LEU A 192 VAL B 179 LEU B 192	None	homomer cyclic	-
4rit	PYRIDOXAL-DEPENDENT DECARBOXYLASE Sphaerobacter thermophilus	Pyridoxal_deC	VAL B  29 VAL B  30 LEU A 101 LEU A 104	None	homomer cyclic	-
4wvr	DOWN SYNDROME CELL ADHESION MOLECULE, ISOFORM AK Drosophila melanogaster	Ig_3	LEU A  62 VAL A  68 LEU D  60 VAL D  68	None	homomer cyclic	27386517
4wy4	SYNTAXIN-17 VESICLE-ASSOCIATED MEMBRANE PROTEIN 8 Homo sapiens	Synaptobrevin	VAL A  20 VAL A  23 LEU B 179 LEU B 182	None	heteromer asymmetric	25686604
4xso	ALR3699 PROTEIN Nostoc sp. PCC 7120	Glyco_transf_4 Glycos_transf_1	VAL B 103 VAL B 104 LEU A  74 LEU A  77	None	homomer cyclic	26692049
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	VAL A  18 LEU A  21 LEU M  52 VAL M  53	None	heteromer asymmetric	27102985
5a1i	S-ADENOSYLMETHIONINE SYNTHASE ISOFORM TYPE-2 Homo sapiens	S-AdoMet_synt_C S-AdoMet_synt_M S-AdoMet_synt_N	VAL A  59 LEU A 261 VAL D  59 LEU D 261	None	homomer dihedral	26858410
5dwz	3-OXOACYL-(ACYL CARRIER PROTEIN) SYNTHASE III 3-OXOACYL-[ACYL-CARRIER-PROTEIN] SYNTHASE 3 Pseudomonas aeruginosa	ACP_syn_III ACP_syn_III_C	LEU C 138 VAL B 109 VAL B 110 LEU B 113	None	heteromer cyclic	26811339
5e97	HEPARANASE Homo sapiens	Glyco_hydro_79n	VAL A 423 LEU A 464 VAL B  39 LEU B  41	None	heteromer asymmetric	26575439
5jm8	AEROBACTIN SYNTHASE IUCA Klebsiella pneumoniae	FhuF IucA_IucC	LEU A 434 VAL A 439 LEU E 434 VAL E 439	None	homomer dihedral	27253399
5jxc	RAS/RAP GTPASE-ACTIVATING PROTEIN SYNGAP Mus musculus	DUF3498	LEU A1270 VAL B1266 VAL C1266 LEU C1270	None	homomer asymmetric	27565345
5n07	HTH-TYPE TRANSCRIPTIONAL REPRESSOR NSRR Streptomyces coelicolor	Rrf2	LEU A   3 VAL B  90 VAL B  91 LEU B 111	None	homomer cyclic	28425466
5tw7	GMP SYNTHASE [GLUTAMINE-HYDROLYZING] Neisseria gonorrhoeae	GATase GMP_synt_C NAD_synthase	LEU A 403 LEU A 448 VAL A 450 VAL D 450	None	homomer cyclic	-
5u1t	SECURIN SEPARIN Saccharomyces cerevisiae	Peptidase_C50 Securin	VAL A 117 LEU A 169 LEU B 371 VAL B 372	None	heteromer asymmetric	28146474
5ubp	26S PROTEASOME COMPLEX SUBUNIT SEM1 NUCLEAR MRNA EXPORT PROTEIN THP1 Saccharomyces cerevisiae	DSS1_SEM1 PCI	VAL B 350 VAL B 371 LEU C  77 LEU C  81	None	heteromer asymmetric	28334829
5vit	MDCA MDCC Pseudomonas aeruginosa Pseudomonas protegens	ACP Mal_decarbox_Al	VAL A 236 LEU A 239 VAL C  84 LEU C  87	None	heteromer asymmetric	28757619
5wxx	MCYF Microcystis aeruginosa	Asp_Glu_race	LEU A  23 VAL A  44 LEU B  23 VAL B  44	None	homomer cyclic	31101340
6c5d	LLAJI.R1 Helicobacter pylori	-	VAL A   3 LEU B 119 LEU B 126 VAL B 128	None	homomer cyclic	29895618
6cf6	TANKYRASE-1 Mus musculus	Ank Ank_2	VAL A 533 LEU A 536 LEU B 495 VAL B 498	None	monomer asymmetric	29604130