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6M03

The crystal structure of COVID-19 main protease in apo form

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A
(A)
3C-like proteinasepolymer30633825.51UniProt (P0DTD1)
Pfam (PF05409)
Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)pp1a,ORF1a polyprotein,3CL-PRO,3CLp,Main protease,Mpro,Non-structural protein 5,nsp5,SARS coronavirus main proteinase
2B
(A)
waterwater18.087Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains1
Total formula weight33825.5
All*Total formula weight33825.5
*Water molecules are not included.

237423

PDB entries from 2025-06-11

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