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3E9S

A new class of papain-like protease/deubiquitinase inhibitors blocks SARS virus replication

Functional Information from GO Data
ChainGOidnamespacecontents
A0006508biological_processproteolysis
A0008234molecular_functioncysteine-type peptidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues10
DetailsBINDING SITE FOR RESIDUE TTT A 317
ChainResidue
APRO34
ATHR302
ALEU59
AGLY164
AASP165
APRO249
ATYR265
ATYR269
AGLN270
ATYR274

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN A 318
ChainResidue
ACYS190
ACYS193
ACYS225
ACYS227

site_idAC3
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CL A 319
ChainResidue
APHE128
AHOH404

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CL A 320
ChainResidue
APHE259
ALEU260
ALYS307

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues55
DetailsDomain: {"description":"Ubiquitin-like 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00214","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues37
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_FI3
Number of Residues1
DetailsActive site: {"description":"For PL-PRO activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU00444","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
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_FI5
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00444","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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