PDBID	Molecule/ Organism	Pfam	Residues	HETATM	Symmetry	Pubmed
1fs2	SKP1 SKP2 Homo sapiens	F-box-like Skp1 Skp1_POZ	VAL A 132 VAL A 135 ILE B 127 ILE B 135	None	heteromer cyclic	11099048
1h6w	BACTERIOPHAGE T4 SHORT TAIL FIBRE Escherichia virus T4	Collar gp12-short_mid	VAL A 287 ILE A 288 VAL C 287 ILE C 288	None	homomer cyclic	11743729
1pc6	PROTEIN NINB Escherichia virus Lambda	NinB	VAL A 21 ILE A 24 VAL A 34 ILE B 36	None	homomer cyclic	16076958
1w9y	1-AMINOCYCLOPROPANE-1-CARBOXYLATE OXIDASE 1 Petunia x hybrida	2OG-FeII_Oxy DIOX_N	ILE A 171 VAL A 236 ILE A 237 VAL D 81	None	homomer dihedral	15489165
1xvs	PROTEIN APAG Vibrio cholerae	DUF525	ILE A 10 VAL A 12 ILE A 34 VAL B 3	None	homomer cyclic	-
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	ILE A 34 VAL D 146 VAL D 149 ILE D 237	None	heteromer cyclic	16285927
2bky	DNA/RNA-BINDING PROTEIN ALBA 1 DNA/RNA-BINDING PROTEIN ALBA 2 Saccharolobus solfataricus	-	ILE B 46 VAL B 72 ILE B 90 VAL Y 47	None	homomer cyclic	16004869
2ds5	ATP-DEPENDENT CLP PROTEASE ATP-BINDING SUBUNIT CLPX Escherichia coli	zf-C4_ClpX	ILE A 35 VAL A 40 ILE B 35 VAL B 40	None	homomer cyclic	17258768
2dvm	439AA LONG HYPOTHETICAL MALATE OXIDOREDUCTASE Pyrococcus horikoshii	Malic_M malic	VAL A 22 ILE A 23 VAL B 22 ILE B 23	None	homomer cyclic	-
2o4v	PORIN P Pseudomonas aeruginosa	Porin_O_P	VAL A 3 ILE A 10 VAL B 3 ILE C 12	None	homomer cyclic	17187075
2qt7	RECEPTOR-TYPE TYROSINE-PROTEIN PHOSPHATASE-LIKE N Homo sapiens	Receptor_IA-2	VAL A 39 ILE A 59 VAL D 39 ILE D 59	None	homomer cyclic	18048354
2zsj	THREONINE SYNTHASE Aquifex aeolicus	PALP	ILE A 132 ILE A 142 VAL B 339 VAL B 346	None	homomer cyclic	-
3cjh	MITOCHONDRIAL IMPORT INNER MEMBRANE TRANSLOCASE SUBUNIT TIM13 MITOCHONDRIAL IMPORT INNER MEMBRANE TRANSLOCASE SUBUNIT TIM8 Saccharomyces cerevisiae	zf-Tim10_DDP	VAL A 50 ILE A 53 ILE D 79 VAL D 80	None	heteromer cyclic	18706423
3ebt	UNCHARACTERIZED NTF2-LIKE PROTEIN Burkholderia pseudomallei	SnoaL_2	ILE A 76 VAL A 83 ILE B 76 VAL B 83	None	homomer cyclic	-
3f1x	SERINE ACETYLTRANSFERASE Bacteroides vulgatus	Hexapep	ILE A 52 ILE A 72 VAL A 76 VAL B 14	None	homomer dihedral	-
3hb3	CYTOCHROME C OXIDASE SUBUNIT 1-BETA CYTOCHROME C OXIDASE SUBUNIT 2 Paracoccus denitrificans	COX1 COX2 COX2_TM	VAL A 392 VAL B 38 ILE B 41 ILE B 42	None	heteromer asymmetric	19374884
3hf1	RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE SUBUNIT M2 B Homo sapiens	Ribonuc_red_sm	VAL A 108 ILE A 128 VAL B 108 ILE B 128	None	homomer cyclic	19728742
3k4t	VIRION-ASSOCIATED PROTEIN Cauliflower mosaic virus	Cauli_DNA-bind	ILE A 7 VAL A 11 VAL C 11 ILE D 7	None	homomer cyclic	20181714
3p1z	PUTATIVE UNCHARACTERIZED PROTEIN TRNA-SPLICING ENDONUCLEASE Aeropyrum pernix	tRNA_int_endo tRNA_int_endo tRNA_int_endo_N	ILE A 151 VAL B 150 ILE B 152 VAL B 153	None	heteromer cyclic	21846775
3sho	TRANSCRIPTIONAL REGULATOR, RPIR FAMILY Sphaerobacter thermophilus	SIS	VAL A 245 ILE A 248 VAL B 245 ILE B 248	None	homomer dihedral	-
3u4j	NAD-DEPENDENT ALDEHYDE DEHYDROGENASE Sinorhizobium meliloti	Aldedh	ILE A 444 ILE A 454 VAL B 492 VAL B 494	None	homomer dihedral	-
3w34	URIDINE KINASE Thermus thermophilus	PRK	VAL A 182 ILE A 183 ILE B 183 VAL B 184	None	homomer cyclic	26510656
3wmq	GALACTOSE-BINDING LECTIN Sinularia lochmodes	H_lectin	ILE A 3 ILE E 3 VAL E 5 VAL F 5	None	homomer dihedral	26022515
3wx4	ANTI-RESTRICTION ENDONUCLEASE Escherichia virus T4	-	VAL A 8 ILE A 64 VAL B 8 ILE B 64	None	homomer cyclic	25118281
3zg9	PENICILLIN-BINDING PROTEIN 4 Listeria monocytogenes	Transgly Transpeptidase	ILE A 80 VAL B 296 VAL B 299 ILE B 321	None	heteromer asymmetric	-
3zie	SEPF-LIKE PROTEIN Archaeoglobus fulgidus	SepF	ILE A 39 VAL B 96 ILE B 104 VAL B 112	None	homomer cyclic	24218584
4dmi	CAPSID PROTEIN unidentified	-	ILE A 39 ILE C 39 VAL C 41 VAL D 41	None	homomer cyclic	-
4efa	V-TYPE PROTON ATPASE SUBUNIT E V-TYPE PROTON ATPASE SUBUNIT G Saccharomyces cerevisiae	V-ATPase_G vATP-synt_E	VAL G 94 VAL G 95 ILE E 99 ILE E 218	None	heteromer asymmetric	23000382
4fuv	PORIN PROTEIN ASSOCIATED WITH IMIPENEM RESISTANCE Acinetobacter baumannii	-	ILE A 128 VAL A 187 ILE B 128 VAL B 187	None	homomer cyclic	-
4hrv	PUTATIVE LIPOPROTEIN GNA1162 Neisseria meningitidis	DUF799	ILE A 152 VAL B 171 VAL B 172 ILE B 175	None	homomer cyclic	23545639
4ku0	TAIL-ASSOCIATED LYSOZYME UNCHARACTERIZED 10.2 KDA PROTEIN IN SEGC-GP6 INTERGENIC REGION Escherichia virus T4	PAAR_motif	ILE B 572 ILE C 574 VAL D 29 VAL D 69	None	heteromer asymmetric	-
4uzr	PUTATIVE UNCHARACTERIZED PROTEIN PH1500 Pyrococcus horikoshii	CDC48_2	ILE A 88 VAL A 91 VAL A 100 ILE D 138	None	homomer dihedral	-
4wjt	UNCHARACTERIZED PROTEIN YUIC Bacillus subtilis	3D	ILE A 192 ILE B 135 VAL B 148 VAL B 149	None	homomer cyclic	26163297
4ys2	NA+/H+ ANTIPORTER-LIKE PROTEIN Staphylococcus aureus	TrkA_C	ILE A 170 VAL A 172 ILE B 170 VAL B 172	2BA A 301	homomer cyclic	-
5iwi	DNA GYRASE SUBUNIT A DNA GYRASE SUBUNIT B,DNA GYRASE SUBUNIT B Staphylococcus aureus	DNA_gyraseB_C Toprim DNA_topoisoIV	ILE B 532 VAL B 537 VAL B 606 ILE A 14	None	heteromer cyclic	27055939
5k3w	CPUTA1 Curtobacterium pusillum	Aminotran_4	VAL A 42 ILE A 49 VAL B 42 ILE B 49	None	homomer cyclic	27905516
5k9g	GTP CYCLOHYDROLASE FOLE2 Neisseria gonorrhoeae	GCHY-1	VAL A 219 VAL A 237 ILE A 254 ILE B 18	None	homomer dihedral	28126741
5lds	AMINOPEPTIDASE N Sus scrofa	ERAP1_C Peptidase_M1	VAL A 835 ILE A 868 VAL B 867 ILE B 868	None	homomer cyclic	28393915
5nbc	FERRIC UPTAKE REGULATION PROTEIN Francisella tularensis	FUR	ILE A 91 ILE A 129 VAL A 131 VAL D 115	None	homomer dihedral	30271974
5nxf	LONG-TAIL FIBER PROXIMAL SUBUNIT Escherichia virus T4	-	ILE A1269 VAL A1272 ILE C1274 VAL C1283	None	homomer asymmetric	28665339
5nxh	LONG-TAIL FIBER PROXIMAL SUBUNIT Escherichia virus T4	-	VAL A 788 ILE A 789 VAL C 788 ILE C 789	None	homomer asymmetric	28665339
5tey	N6-ADENOSINE-METHYLTRANSFERASE 70 KDA SUBUNIT N6-ADENOSINE-METHYLTRANSFERASE SUBUNIT METTL14 Homo sapiens	MT-A70	VAL A 458 ILE A 466 VAL A 504 ILE B 134	None	heteromer asymmetric	-
5usc	PREPHENATE DEHYDROGENASE Bacillus anthracis	PDH	VAL A 212 ILE A 222 ILE B 196 VAL B 197	None	homomer asymmetric
5uwu	EXPORTIN-1 MOTHERS AGAINST DECAPENTAPLEGIC HOMOLOG 4 Homo sapiens Saccharomyces cerevisiae	CRM1_C IBN_N Xpo1	VAL C 528 VAL C 529 ILE C 532 ILE D 141	None	heteromer asymmetric	28282025
5x3t	ANTITOXIN VAPB26 Mycobacterium tuberculosis	RHH_1	VAL A 16 VAL A 30 ILE A 31 ILE C 35	None	heteromer cyclic	28575388
5xe3	PROBABLE ANTITOXIN MAZE4 Mycobacterium tuberculosis	-	VAL F 121 ILE F 146 VAL E 121 ILE E 146	None	heteromer cyclic	28972145
5xrw	FLIN FLIY Helicobacter pylori	FliMN_C	ILE A 57 ILE A 62 VAL C 214 VAL C 251	None	heteromer asymmetric	-