PDBID	Molecule/ Organism	Pfam	Residues	HETATM	Symmetry	Pubmed	View
1sqb	CYTOCHROME B CYTOCHROME C1, HEME PROTEIN, MITOCHONDRIAL Bos taurus	Cytochrom_B_C Cytochrom_C1 Cytochrome_B	LEU C 234 LEU C 237 LEU D 216	None	heteromer cyclic	15312779
3fx3	CYCLIC NUCLEOTIDE-BINDING PROTEIN Ruegeria pomeroyi	HTH_Crp_2 cNMP_binding	LEU A 143 LEU A 146 LEU B 143	None	homomer cyclic	-
3if8	PROTEIN ZWILCH HOMOLOG Homo sapiens	Zwilch	LEU A 269 LEU A 272 LEU B 428	None	heteromer asymmetric	20462495
3mb2	4-OXALOCROTONATE TAUTOMERASE FAMILY ENZYME - ALPHA SUBUNIT 4-OXALOCROTONATE TAUTOMERASE FAMILY ENZYME - BETA SUBUNIT Chloroflexus aurantiacus	Tautomerase	LEU A   4 LEU A  24 LEU D   3	None	heteromer cyclic	20465238
3pqh	GENE PRODUCT 138 unidentified phage	-	LEU A 177 LEU A 185 LEU B 187	None	homomer cyclic	22325780
4ev0	TRANSCRIPTION REGULATOR, CRP FAMILY Thermus thermophilus	HTH_Crp_2 cNMP_binding	LEU A 134 LEU A 137 LEU D 134	None	homomer cyclic	-
5t3t	FUSION PROTEIN OF NUCLEOPROTEIN AND MINOR NUCLEOPROTEIN VP30 Zaire ebolavirus	Transcript_VP30	LEU A 170 LEU A 173 LEU B 264	None	homomer cyclic	27755595
6dxo	BLDN RNA POLYMERASE ECF-SUBFAMILY SIGMA FACTOR Streptomyces venezuelae	Sigma70_r2 Sigma70_r4_2	LEU A  49 LEU A  52 LEU D  70	None	heteromer asymmetric	29905823