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6XBI

Crystal structure of the SARS-CoV-2 (COVID-19) main protease in complex with inhibitor UAW248

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 Residues9
Detailsbinding site for residue GOL A 501
ChainResidue
AASN228
AASN231
ALEU232
AHOH603
AHOH672
AHOH706
BARG105
BGLN107
BHOH641

site_idAC2
Number of Residues5
Detailsbinding site for residue GOL A 502
ChainResidue
APHE103
AGLU178
AHOH644
BASN228
BHOH679

site_idAC3
Number of Residues6
Detailsbinding site for residue NA A 503
ChainResidue
ATHR226
ALEU227
AHOH744
BASN180
BHOH637
BHOH766

site_idAC4
Number of Residues6
Detailsbinding site for residue DMS B 501
ChainResidue
ASER123
BMET6
BALA7
BPHE8
BARG298
BHOH655

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues305
DetailsDomain: {"description":"Peptidase C30","evidences":[{"source":"PROSITE-ProRule","id":"PRU00772","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
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_FI3
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_FI4
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

240971

PDB entries from 2025-08-27

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