8WZ0

SARS-CoV-2 3CLpro bound to covalent inhibitor

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 nsp5	polymer	306	33825.5	2	UniProt (P0DTC1) Pfam (PF05409)	Severe acute respiratory syndrome coronavirus 2	3CL-PRO,3CLp,Main protease,Mpro,Non-structural protein 5,nsp5,SARS coronavirus main proteinase
2	C, D (A, B)	(2~{R})-~{N}-[4,4-bis(fluoranyl)cyclohexyl]-2-[(2-chloranyl-2-fluoranyl-ethanoyl)-[4-(trifluoromethyloxy)phenyl]amino]-2-pyrimidin-5-yl-propanamide	non-polymer		538.9	2	Chemie (XQF)
3	E, F (A, B)	water	water		18.0	16	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	67651.1
Non-Polymers*	Number of molecules	2
	Total formula weight	1077.7
All*	Total formula weight	68728.8

*Water molecules are not included.