PDBID	Molecule/ Organism	Pfam	Residues	HETATM	Symmetry	Pubmed	View
2rsp	RSV PROTEASE Rous sarcoma virus	RVP	ASP A  37 SER A  38 ASP B  37 SER B  38	None	homomer cyclic	2166563
3s8i	PROTEIN DDI1 HOMOLOG 1 Homo sapiens	Asp_protease	ASP A 260 SER A 261 ASP B 260 SER B 261	UNX A   1	homomer cyclic	-
4rgh	PROTEIN DDI1 HOMOLOG 2 Homo sapiens	Asp_protease	ASP A 220 SER A 221 ASP B 220 SER B 221	None	homomer cyclic	-