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1E8M

PROLYL OLIGOPEPTIDASE FROM PORCINE BRAIN, MUTANT, COMPLEXED WITH INHIBITOR

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0005737cellular_componentcytoplasm
A0006508biological_processproteolysis
A0008233molecular_functionpeptidase activity
A0008236molecular_functionserine-type peptidase activity
A0016787molecular_functionhydrolase activity
Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL A 791
ChainResidue
AALA226
AGLU227
APHE228
ATRP262
AILE276
ALYS281
AHOH3199
AHOH3200

site_idAC2
Number of Residues16
DetailsBINDING SITE FOR RESIDUE P0H A 724
ChainResidue
AGLY254
ATYR473
APHE476
AALA554
AASN555
AVAL580
AILE591
AALA594
ATRP595
AARG643
AHIS680
AHOH2660
AHOH3119
AHOH3202
AHOH3203
AMET235

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PROSITE-ProRule","id":"PRU10084","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"1900195","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Charge relay system"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsActive site: {"description":"Charge relay system","evidences":[{"source":"PROSITE-ProRule","id":"PRU10084","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"2064618","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"N-acetylmethionine","evidences":[{"source":"UniProtKB","id":"P48147","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"P48147","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1qfm
ChainResidueDetails
AASP641
AALA554
AHIS680

site_idMCSA1
Number of Residues4
DetailsM-CSA 901
ChainResidueDetails
ATYR473electrostatic stabiliser
AALA554covalent catalysis, proton shuttle (general acid/base)
AASP641electrostatic stabiliser, modifies pKa
AHIS680proton shuttle (general acid/base)

244693

PDB entries from 2025-11-12

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