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4DCD

1.6A resolution structure of PolioVirus 3C Protease Containing a covalently bound dipeptidyl inhibitor

Functional Information from GO Data
ChainGOidnamespacecontents
A0004197molecular_functioncysteine-type endopeptidase activity
A0006508biological_processproteolysis
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE DTT A 201
ChainResidue
AHIS-1
AHIS-2
AHIS-2
AHIS0
ALYS12
ALYS12

site_idAC2
Number of Residues15
DetailsBINDING SITE FOR RESIDUE K36 A 202
ChainResidue
AGLY128
ATHR142
AARG143
AALA144
ACYS147
AHIS161
AVAL162
AGLY163
AGLY164
AHOH324
AHOH340
AHOH365
AHIS40
AASN126
ALEU127

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 A 203
ChainResidue
AHIS-3
AHIS-2
AGLY1
APRO2
AARG13
AHOH377

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 204
ChainResidue
AARG79
AASN80
AGLU81
AHOH376
AHOH417

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues178
DetailsDomain: {"description":"Peptidase C3","evidences":[{"source":"PROSITE-ProRule","id":"PRU01222","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"For protease 3C activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU01222","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsActive site: {"description":"For protease 3C activity","evidences":[{"source":"PROSITE-ProRule","id":"PRU01222","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"8097606","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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