7FAZ

Crystal structure of the SARS-CoV-2 main protease in complex with Y180

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	3C-like proteinase	polymer	306	33825.5	2	UniProt (P0DTC1) Pfam (PF05409) UniProt (by SIFTS) (P0DTD1) In PDB	Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)	main protease
2	A, B	(2~{R})-~{N}-dibenzofuran-3-yl-~{N}-[(1~{R})-2-[[(1~{S})-1-(4-fluorophenyl)ethyl]amino]-2-oxidanylidene-1-pyridin-3-yl-ethyl]-2-oxidanyl-propanamide	non-polymer		511.5	2	Chemie (2RI)
3	A	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
4		water	water		18.0	389	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	67651.1
Non-Polymers*	Number of molecules	3
	Total formula weight	1046.1
All*	Total formula weight	68697.2

*Water molecules are not included.