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6O1S

Structure of human plasma kallikrein protease domain with inhibitor

Replaces:  5TZ9
Functional Information from GO Data
ChainGOidnamespacecontents
E0004252molecular_functionserine-type endopeptidase activity
E0006508biological_processproteolysis
Functional Information from PDB Data
site_idAC1
Number of Residues4
Detailsbinding site for residue PO4 E 801
ChainResidue
EHIS472
EGLN473
EARG560
EHOH1027

site_idAC2
Number of Residues6
Detailsbinding site for residue EDO E 802
ChainResidue
EHOH1003
ETRP402
EGLN405
EGLY450
EILE451
EHOH973

site_idAC3
Number of Residues19
Detailsbinding site for residue 7SD E 803
ChainResidue
EHIS434
EGLY480
ETYR555
EMET561
EASP572
EALA573
ECYS574
ESER578
ETHR596
ESER597
ETRP598
EGLY599
EGLY601
ECYS602
EASP629
EHOH972
EHOH980
EHOH989
EHOH1009

Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. LTAAHC
ChainResidueDetails
ELEU430-CYS435

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. DAckGDSGGPLV
ChainResidueDetails
EASP572-VAL583

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues235
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 Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"3521732","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"12754519","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"3521732","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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