PDBID Molecule/
Organism		 Pfam Residues HETATM Symmetry Pubmed View
3h90 FERROUS-IRON EFFLUX PUMP FIEF
Escherichia coli		Cation_efflux
ZT_dimer		GLN A 246
ILE A 281
GLN C 246
ILE C 281
None
homomer
cyclic		19749753
4fu0 D-ALANINE--D-ALANINE LIGASE 7
Enterococcus faecalis		Dala_Dala_lig_C
Dala_Dala_lig_N		GLN A  78
ILE A 118
GLN B  78
ILE B 118
None
homomer
cyclic		22969085