PDBID	Molecule/ Organism	Pfam	Residues	HETATM	Symmetry	Pubmed	View
1bg6	N-(1-D-CARBOXYLETHYL)-L-NORVALINE DEHYDROGENASE Arthrobacter sp. 1C	ApbA Octopine_DH	ALA A 321 LEU A 325 ALA B 321 LEU B 325	None	homomer cyclic	9665174
1fp2	ISOFLAVONE O-METHYLTRANSFERASE Medicago sativa	Dimerisation Methyltransf_2	ALA A  16 LEU A  20 ALA B  99 LEU B 102	None	homomer cyclic	11224575
3i71	ETHANOLAMINE UTILIZATION PROTEIN EUTK Escherichia coli	-	ALA B 111 LEU B 114 ALA D 144 LEU D 148	None	homomer cyclic	20044574