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4AN1

PROLYL OLIGOPEPTIDASE FROM PORCINE BRAIN WITH A COVALENTLY BOUND INHIBITOR IC-4

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0006508biological_processproteolysis
A0008236molecular_functionserine-type peptidase activity
A0070012molecular_functionoligopeptidase activity
Functional Information from PDB Data
site_idAC1
Number of Residues13
DetailsBINDING SITE FOR RESIDUE 2P8 A 791
ChainResidue
APHE173
AARG643
AVAL644
AHIS680
AHOH2609
AMET235
ATYR473
APHE476
ASER554
AASN555
AVAL580
ATRP595
ATYR599

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 1712
ChainResidue
AILE118
ALEU119
ASER120
AASP121
AASP446
AASN525
AHOH2496
AHOH2498
AHOH2610

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 1713
ChainResidue
AALA226
AGLU227
APHE228
ATRP262
AILE276
ALYS281
AHOH2611

site_idAC4
Number of Residues10
DetailsBINDING SITE FOR RESIDUE GOL A 1714
ChainResidue
APRO568
AASP569
APHE571
AGLY572
AILE628
AGLN629
APRO631
AASN668
AHOH2513
AHOH2578

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 1715
ChainResidue
AGLU239
AASP291
ATYR292
AHOH2298
AHOH2356

Functional Information from PROSITE/UniProt
site_idPS00708
Number of Residues31
DetailsPRO_ENDOPEP_SER Prolyl endopeptidase family serine active site. DfqcAaeyLikegytspkrltinGgSnGGLL
ChainResidueDetails
AASP529-LEU559

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Charge relay system => ECO:0000255|PROSITE-ProRule:PRU10084, ECO:0000269|PubMed:1900195
ChainResidueDetails
ASER554

site_idSWS_FT_FI2
Number of Residues1
DetailsACT_SITE: Charge relay system
ChainResidueDetails
AASP641

site_idSWS_FT_FI3
Number of Residues1
DetailsACT_SITE: Charge relay system => ECO:0000255|PROSITE-ProRule:PRU10084, ECO:0000269|PubMed:2064618
ChainResidueDetails
AHIS680

site_idSWS_FT_FI4
Number of Residues1
DetailsMOD_RES: N-acetylmethionine => ECO:0000250|UniProtKB:P48147
ChainResidueDetails
AMET1

site_idSWS_FT_FI5
Number of Residues1
DetailsMOD_RES: N6-acetyllysine => ECO:0000250|UniProtKB:P48147
ChainResidueDetails
ALYS157

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 901
ChainResidueDetails
ATYR473electrostatic stabiliser
ASER554covalent catalysis, proton shuttle (general acid/base)
AASP641electrostatic stabiliser, modifies pKa
AHIS680proton shuttle (general acid/base)

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PDB entries from 2024-07-31

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