1DTH

METALLOPROTEASE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	ATROLYSIN C	polymer	203	23275.4	2	UniProt (P15167) Pfam (PF01421)	Crotalus atrox (western diamondback rattlesnake)	BB-94, BATIMASTAT, HEMORRHAGIC TOXIN C, FORM D
2	C, F (A, B)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	D, G (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	E, H (A, B)	4-(N-HYDROXYAMINO)-2R-ISOBUTYL-2S-(2-THIENYLTHIOMETHYL)SUCCINYL-L-PHENYLALANINE-N-METHYLAMIDE	non-polymer		477.6	2	Chemie (BAT)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	46550.8
Non-Polymers*	Number of molecules	6
	Total formula weight	1166.3
All*	Total formula weight	47717.0

*Water molecules are not included.