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1W7G

Alpha-thrombin complex with sulfated hirudin (residues 54-65) and L- Arginine template inhibitor CS107

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 Residues21
DetailsBINDING SITE FOR RESIDUE MIU H 300
ChainResidue
HHIS57
HGLU192
HVAL213
HTRP215
HGLY216
HGLU217
HGLY219
HGLY226
HHOH2062
HHOH2122
HHOH2124
HTYR60
HHOH2125
HHOH2157
HTRP60
HLYS60
HLEU99
HILE174
HASP189
HALA190
HCYS191

site_idAC2
Number of Residues18
DetailsBINDING SITE FOR CHAIN I OF HIRUDIN I
ChainResidue
HPHE34
HGLN38
HGLU39
HLEU40
HLEU65
HARG73
HTHR74
HARG75
HARG75
HTYR76
HILE82
HMET84
HHOH2043
HHOH2045
IHOH2001
IHOH2002
IHOH2003
IHOH2004

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":[{"source":"PubMed","id":"3513162","evidenceCode":"ECO:0000269"}]}
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 2026-03-25

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