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8WS3

Crystal structure of SARS-CoV-2 Main Protease (Mpro) with covalent inhibitor 5,8-Dihydroxy-1,4-naphthoquinone

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(B, A)
3C-like proteinase nsp5polymer30633825.52UniProt (P0DTC1)
Pfam (PF05409)
Severe acute respiratory syndrome coronavirus 2 (2019-nCoV SARS-CoV-2)3CL-PRO,3CLp,Main protease,Mpro,Non-structural protein 5,nsp5,SARS coronavirus main proteinase
2C, E
(B, A)
DI(HYDROXYETHYL)ETHERnon-polymer106.12Chemie (PEG)
3D
(A)
5,8-bis(oxidanyl)naphthalene-1,4-dionenon-polymer190.21Chemie (X7F)
4F
(A)
DIMETHYL SULFOXIDEnon-polymer78.11Chemie (DMS)
5G, H
(B, A)
waterwater18.078Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight67651.1
Non-Polymers*Number of molecules4
Total formula weight480.5
All*Total formula weight68131.6
*Water molecules are not included.

246031

PDB entries from 2025-12-10

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