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3DA9

Crystal structure of thrombin in complex with inhibitor

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0005576cellular_componentextracellular region
A0006508biological_processproteolysis
A0007596biological_processblood coagulation
B0004252molecular_functionserine-type endopeptidase activity
B0005509molecular_functioncalcium ion binding
B0006508biological_processproteolysis
B0007596biological_processblood coagulation
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE NA B 402
ChainResidue
BARG263
BLYS266
BHOH414
BHOH429
BHOH628
BHOH629

site_idAC2
Number of Residues14
DetailsBINDING SITE FOR RESIDUE 44U B 1
ChainResidue
BASN131
BILE209
BCYS231
BSER235
BSER256
BTRP257
BGLY258
BGLU259
BHOH532
BHOH547
BHOH572
BHIS79
BTYR83
BGLU130

Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. LTAAHC
ChainResidueDetails
BLEU75-CYS80

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. DAceGDSGGPFV
ChainResidueDetails
BASP229-VAL240

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues22
DetailsRegion: {"description":"High affinity receptor-binding region which is also known as the TP508 peptide"}
ChainResidueDetails

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

site_idSWS_FT_FI3
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (complex) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19139490","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19838169","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"873923","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BASP135
BHIS79
BGLY233
BSER235

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BASP135
BHIS79

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BGLY233
BSER235

site_idCSA4
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BGLY236
BSER235

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BASP135
BHIS79
BSER235

site_idCSA6
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
BGLY236
BASP135
BHIS79
BSER235

239492

PDB entries from 2025-07-30

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