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8OKL

Crystal structure of F2F-2020185-01X bound to the main protease (3CLpro/Mpro) of SARS-CoV-2.

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B
(A, B)
3C-like proteinase nsp5polymer30633825.52UniProt (P0DTD1)
Pfam (PF05409)
Severe acute respiratory syndrome coronavirus 23CL-PRO,3CLp,Main protease,Mpro,Non-structural protein 5,nsp5,SARS coronavirus main proteinase
2C, I
(A, B)
tert-butyl-N-[(2S)-1-[(2S,4S)-4-methoxy-2-[[(2S)-1-oxidanyl-3-[(3S)-2-oxidanylidenepyrrolidin-3-yl]propan-2-yl]carbamoyl]pyrrolidin-1-yl]-3-methyl-1-oxidanylidene-butan-2-yl]carbamatenon-polymer484.62Chemie (83N)
3D
(A)
1,2-ETHANEDIOLnon-polymer62.11Chemie (EDO)
4E, F
(A)
FORMIC ACIDnon-polymer46.02Chemie (FMT)
5G, K
(A, B)
SODIUM IONnon-polymer23.02Chemie (NA)
6H, L
(A, B)
CHLORIDE IONnon-polymer35.52Chemie (CL)
7J
(B)
(4S)-2-METHYL-2,4-PENTANEDIOLnon-polymer118.21Chemie (MPD)
8M, N
(A, B)
waterwater18.0666Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight67651.1
Non-Polymers*Number of molecules10
Total formula weight1358.3
All*Total formula weight69009.4
*Water molecules are not included.

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PDB entries from 2025-06-11

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