3B4R

Site-2 Protease from Methanocaldococcus jannaschii

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Putative zinc metalloprotease MJ0392	polymer	224	24944.4	2	UniProt (Q57837) Pfam (PF02163) In PDB	Methanocaldococcus jannaschii
2	A, B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	49888.7
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	50019.6

*Water molecules are not included.