PDBID	Molecule/ Organism	Pfam	Residues	HETATM	Symmetry	Pubmed	View
3h6j	NEURAMINIDASE Pseudomonas aeruginosa	BNR_2	ARG A 306 ARG B 306 ARG C 306	None	homomer cyclic	19284989
4dyo	ASPARTYL AMINOPEPTIDASE Homo sapiens	Peptidase_M18	ARG A 321 ARG I 321 ARG K 321	None	homomer tetrahedral	22720794