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7AQI

Structure of SARS-CoV-2 Main Protease bound to Ifenprodil

Functional Information from GO Data
ChainGOidnamespacecontents
A0008233molecular_functionpeptidase activity
A0019082biological_processviral protein processing
Functional Information from PDB Data
site_idAC1
Number of Residues9
Detailsbinding site for residue QEL A 401
ChainResidue
ALEU253
ALEU253
AGLN256
AGLN256
AVAL297
ACYS300
ACYS300
ASER301
AHOH578

site_idAC2
Number of Residues4
Detailsbinding site for residue DMS A 402
ChainResidue
ALEU141
AASN142
ASER144
AHIS163

site_idAC3
Number of Residues5
Detailsbinding site for residue DMS A 403
ChainResidue
AARG76
AARG222
APHE223
AHOH536
AHOH631

site_idAC4
Number of Residues4
Detailsbinding site for residue IMD A 404
ChainResidue
AMET6
AALA7
ASER123
AARG298

site_idAC5
Number of Residues6
Detailsbinding site for residue IMD A 405
ChainResidue
APRO96
ALYS97
ATHR98
AGLN273
AASN274
AHOH550

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 Residues1
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 Residues1
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 Residues3
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"39223933","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

251174

PDB entries from 2026-03-25

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