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5E6J

Structure of SARS PLpro bound to a Lys48-linked di-ubiquitin activity based probe

Functional Information from GO Data
ChainGOidnamespacecontents
A0006508biological_processproteolysis
A0008234molecular_functioncysteine-type peptidase activity
D0006508biological_processproteolysis
D0008234molecular_functioncysteine-type peptidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
Detailsbinding site for residue ACT A 401
ChainResidue
ATRP107
AASP287
AGLY288
AALA289

site_idAC2
Number of Residues3
Detailsbinding site for residue NI A 402
ChainResidue
AHIS192
AHIS320
AHOH522

site_idAC3
Number of Residues10
Detailsbinding site for Di-peptide GLY E 75 and AYE E 76
ChainResidue
DCYS112
DTYR113
DLEU163
DGLY164
DTYR265
DGLY272
ELEU73
EARG74
DTRP107
DASN110

site_idAC4
Number of Residues16
Detailsbinding site for Di-peptide AYE E 76 and CYS D 112
ChainResidue
DTHR75
DASP77
DGLU78
DTRP107
DASN110
DASN111
DTYR113
DLEU114
DSER115
DSER116
DLEU163
DGLY272
DTYR274
EGLY75
FARG42
FGLY47

Functional Information from PROSITE/UniProt
site_idPS00299
Number of Residues26
DetailsUBIQUITIN_1 Ubiquitin domain signature. KakIqDkegIPpdqQrLIFaGkqleD
ChainResidueDetails
CLYS27-ASP52
BLYS27-ASP52

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues74
DetailsZinc finger: {"description":"C4-type","evidences":[{"source":"PROSITE-ProRule","id":"PRU00444","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"16306590","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues6
DetailsActive site: {"description":"For PL-PRO activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU00444","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"16306590","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00444","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues
DetailsM-CSA 830
ChainResidueDetails

site_idMCSA2
Number of Residues
DetailsM-CSA 830
ChainResidueDetails

246704

PDB entries from 2025-12-24

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