PDBID Molecule/
Organism		 Pfam Residues HETATM Symmetry Pubmed View
2g18 PHYCOCYANOBILIN:FERREDOXIN OXIDOREDUCTASE
Anabaena sp.		Fe_bilin_redGLN A 201
ALA A 204
GLN J 200
ALA J 204
None
homomer
asymmetric		17279614
4c6e DIHYDROOROTASE
Homo sapiens		Amidohydro_1GLN A1594
ALA A1598
GLN B1594
ALA B1598
None
homomer
cyclic		24332717