PDBID Molecule/
Organism		 Pfam Residues HETATM Symmetry Pubmed View
1cfr RESTRICTION ENDONUCLEASE
Citrobacter freundii		Bse634ILEU A 199
HIS A 203
LEU B 199
HIS B 203
None
homomer
dihedral		8568865
4mcw METAL DEPENDENT PHOSPHOHYDROLASE
Persephonella marina		GAF
HD		LEU A 164
HIS A 168
LEU B 164
HIS B 168
None
homomer
cyclic		24176013