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5DK1

S. erythraea trypsin mixed catalytic intermediate

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0006508biological_processproteolysis
A0008233molecular_functionpeptidase activity
A0008236molecular_functionserine-type peptidase activity
A0016787molecular_functionhydrolase activity
Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. VTAAHC
ChainResidueDetails
AVAL38-CYS43

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. DTcqGDSGGPMV
ChainResidueDetails
AASP173-VAL184

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues222
DetailsDomain: {"description":"Peptidase S1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00274","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsActive site: {"description":"Charge relay system"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsSite: {"description":"Required for specificity","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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