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1A3E

COMPLEX OF HUMAN ALPHA-THROMBIN WITH THE BIFUNCTIONAL BORONATE INHIBITOR BOROLOG2

Functional Information from GO Data
ChainGOidnamespacecontents
H0004252molecular_functionserine-type endopeptidase activity
H0005509molecular_functioncalcium ion binding
H0006508biological_processproteolysis
H0007596biological_processblood coagulation
L0004252molecular_functionserine-type endopeptidase activity
L0005576cellular_componentextracellular region
L0006508biological_processproteolysis
L0007596biological_processblood coagulation
Functional Information from PDB Data
site_idAC1
Number of Residues17
DetailsBINDING SITE FOR RESIDUE T16 H 1
ChainResidue
HHIS57
HSER214
HTRP215
HGLY216
HGLY219
HHOH336
HHOH352
HHOH402
HHOH425
HTYR60
HTRP60
HGLU97
HLEU99
HALA190
HGLU192
HGLY193
HSER195

site_idAC2
Number of Residues13
DetailsBINDING SITE FOR CHAIN I OF BORONATE INHIBITOR BOROLOG2
ChainResidue
HPHE34
HGLN38
HARG67
HARG73
HTHR74
HARG75
HTYR76
HILE82
HHOH321
HHOH338
IHOH70
IHOH85
IHOH162

Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. LTAAHC
ChainResidueDetails
HLEU53-CYS58

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. DAceGDSGGPFV
ChainResidueDetails
HASP189-VAL200

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

site_idSWS_FT_FI4
Number of Residues1
DetailsModified residue: {"description":"Sulfotyrosine","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
HASP102
HHIS57

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
HSER195
HGLY196

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
HSER195
HGLY193

site_idCSA4
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
HASP102
HSER195
HGLY193
HHIS57

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
HASP102
HSER195
HHIS57

site_idCSA6
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
HASP102
HSER195
HHIS57
HGLY196

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PDB entries from 2025-07-30

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