8E6E

Crystal structure of MERS 3CL protease in complex with a phenyl sulfane inhibitor

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Orf1a protein	polymer	313	34314.2	1	UniProt (A0A1L2E0X0) Pfam (PF05409) UniProt (by SIFTS) (K9N7C7) In PDB	Middle East respiratory syndrome-related coronavirus
2	A	2-phenylsulfanylethyl ~{N}-[(2~{S})-1-[[(1~{S},2~{S})-1-[bis(oxidanyl)-oxidanylidene-$l^{5}-sulfanyl]-1-oxidanyl-3-[(3~{S})-2-oxidanylidenepyrrolidin-3-yl]propan-2-yl]amino]-4-methyl-1-oxidanylidene-pentan-2-yl]carbamate	non-polymer		531.6	1	Chemie (UUR)
3	A	(1R,2S)-1-hydroxy-3-[(3S)-2-oxopyrrolidin-3-yl]-2-[(N-{[2-(phenylsulfanyl)ethoxy]carbonyl}-L-leucyl)amino]propane-1-sulfonic acid	non-polymer		531.6	1	Chemie (UV2)
4		water	water		18.0	178	Chemie (HOH)

Sequence modifications

A: 1 - 306 (UniProt: A0A1L2E0X0)

PDB	External Database	Details
Met -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	34314.2
Non-Polymers*	Number of molecules	2
	Total formula weight	1063.3
All*	Total formula weight	35377.5

*Water molecules are not included.