2C3S

Structure Of Sars Cov Main Proteinase At 1.9 A (Ph6.5)

Replaces:  2BW6

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	SARS COV 3C-LIKE PROTEINASE	polymer	306	33876.6	1	UniProt (P59641) Pfam (PF05409) UniProt (by SIFTS) (P0C6X7)	SARS CORONAVIRUS
2	B (A)	water	water		18.0	211	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	33876.6
All*	Total formula weight	33876.6

*Water molecules are not included.