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4MM3

Crystal structure of SARS-CoV papain-like protease PLpro in complex with ubiquitin aldehyde

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
Ubiquitinpolymer768560.81UniProt (P0CG48)
Pfam (PF00240)
Homo sapiens (human)
2B
(B)
Papain-like proteinasepolymer31635520.31UniProt (P0C6U8)
Pfam (PF08715)
UniProt (by SIFTS) (P0C6X7)
SARS coronavirus (SARS-CoV)Non-structural protein 3, nsp3, PL2-PRO, PL-PRO, SARS coronavirus main proteinase
3C
(B)
ZINC IONnon-polymer65.41Chemie (ZN)
4D, E
(A, B)
waterwater18.0101Chemie (HOH)
Sequence modifications
B: 2 - 316 (UniProt: P0C6U8)
PDBExternal DatabaseDetails
Met 1-initiating methionine
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains2
Total formula weight44081.1
Non-Polymers*Number of molecules1
Total formula weight65.4
All*Total formula weight44146.5
*Water molecules are not included.

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PDB entries from 2025-07-09

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