8R5J

Crystal structure of MERS-CoV main protease

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)	Non-structural protein 11	polymer	306	33354.2	2	UniProt (K9N638) Pfam (PF05409) UniProt (by SIFTS) (K9N7C7)	Middle East respiratory syndrome-related coronavirus	nsp11
2	C, D (A, B)	water	water		18.0	308	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	66708.3
All*	Total formula weight	66708.3

*Water molecules are not included.