7VK6

Crystal Structure of SARS-CoV-2 Mpro at 2.25 A resolution-13

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)	3C-like proteinase	polymer	306	33825.5	2	UniProt (P0DTC1) Pfam (PF05409) UniProt (by SIFTS) (P0DTD1)	Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)	main protease
2	C, D (A, B)	water	water		18.0	103	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	67651.1
All*	Total formula weight	67651.1

*Water molecules are not included.