PDBID	Molecule/ Organism	Pfam	Residues	HETATM	Symmetry	Pubmed	View
1ufb	TT1696 PROTEIN Thermus thermophilus	HEPN	PHE A  32 ARG A  90 PHE B  32 ARG B  90	None	homomer cyclic	-
3o10	SACSIN Homo sapiens	HEPN	PHE A4475 ARG A4537 PHE B4475 ARG B4537	MLI A   1 MLI B   1	homomer cyclic	21507954