9EOX

SARS-CoV2 major protease in covalent complex with a soluble inhibitor.

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	3C-like proteinase nsp5	polymer	306	33825.5	6	UniProt (P0DTD1) Pfam (PF05409)	Severe acute respiratory syndrome coronavirus 2	3CL-PRO,3CLp,Main protease,Mpro,Non-structural protein 5,nsp5,SARS coronavirus main proteinase
2	G, H, I, J, K... (G, H, I, J, K...)	Soluble inhibitor	polymer	4	611.7	6		synthetic construct
3	M, N (A, E)	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
4	O, P, Q, R, S... (A, B, C, D, E...)	water	water		18.0	171	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	206623.4
Non-Polymers*	Number of molecules	2
	Total formula weight	78.2
All*	Total formula weight	206701.6

*Water molecules are not included.