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6XBG

Crystal structure of the SARS-CoV-2 (COVID-19) main protease in complex with inhibitor UAW246

Functional Information from GO Data
ChainGOidnamespacecontents
A0008233molecular_functionpeptidase activity
A0019082biological_processviral protein processing
B0008233molecular_functionpeptidase activity
B0019082biological_processviral protein processing
Functional Information from PDB Data
site_idAC1
Number of Residues3
Detailsbinding site for residue GOL B 501
ChainResidue
BSER62
BASN63
BHIS64

site_idAC2
Number of Residues6
Detailsbinding site for residue GOL B 502
ChainResidue
BGLU14
BGLY15
BMET17
BLYS97
BHOH694
BHOH705

site_idAC3
Number of Residues6
Detailsbinding site for residue GOL B 503
ChainResidue
ALYS5
AHOH420
BPHE3
BARG4
BLYS5
BHOH650

site_idAC4
Number of Residues1
Detailsbinding site for residue NA B 504
ChainResidue
BLEU271

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"For 3CL-PRO activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU00772","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"32198291","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsActive site: {"description":"Nucleophile; for 3CL-PRO activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU00772","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"32198291","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"39223933","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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