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1UBN

SELENOSUBTILISIN BPN

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0006508biological_processproteolysis
A0008236molecular_functionserine-type peptidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 276
ChainResidue
AGLN2
AASP41
ALEU75
AASN77
AILE79
AVAL81

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA A 277
ChainResidue
AGLU195
AASP197
AHOH365
AGLY169
ATYR171
AVAL174

Functional Information from PROSITE/UniProt
site_idPS00136
Number of Residues12
DetailsSUBTILASE_ASP Serine proteases, subtilase family, aspartic acid active site. VAVIDSGIdssH
ChainResidueDetails
AVAL28-HIS39

site_idPS00137
Number of Residues11
DetailsSUBTILASE_HIS Serine proteases, subtilase family, histidine active site. HGThVAGtVAA
ChainResidueDetails
AHIS64-ALA74

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PROSITE-ProRule","id":"PRU01240","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"5249818","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues9
DetailsBinding site: {}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 723
ChainResidueDetails
AASP32electrostatic interaction, electrostatic stabiliser
AHIS64proton acceptor, proton donor
AASN155electrostatic interaction, electrostatic stabiliser
ASE7221nucleofuge, nucleophile, proton acceptor, proton donor

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PDB entries from 2025-12-24

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