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1C4Y

SELECTIVE NON-ELECTROPHILIC THROMBIN INHIBITORS

Functional Information from GO Data
ChainGOidnamespacecontents
10004252molecular_functionserine-type endopeptidase activity
10005576cellular_componentextracellular region
10006508biological_processproteolysis
10007596biological_processblood coagulation
20004252molecular_functionserine-type endopeptidase activity
20005509molecular_functioncalcium ion binding
20006508biological_processproteolysis
20007596biological_processblood coagulation
Functional Information from PDB Data
site_idAC1
Number of Residues26
DetailsBINDING SITE FOR RESIDUE IH3 2 370
ChainResidue
2PRO111
2ARG173
2ILE174
2ASP189
2ALA190
2SER195
2VAL213
2SER214
2TRP215
2GLY216
2GLU217
2GLY219
2GLY226
2PHE227
2TYR228
2HOH555
2HOH573
2HOH574
2HOH575
2HOH584
2ARG50
2HIS57
2TYR60
2TRP60
2GLU97
2LEU99

site_idAC2
Number of Residues14
DetailsBINDING SITE FOR CHAIN 3 OF HIRUGEN
ChainResidue
2PHE34
2LEU40
2ARG67
2ARG73
2THR74
2ARG75
2TYR76
2LYS81
2ILE82
2MET84
2THR147
2TRP148
2THR149
2HOH570

site_idCAT
Number of Residues3
DetailsACTIVE SITE.
ChainResidue
2HIS57
2ASP102
2SER195

Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. LTAAHC
ChainResidueDetails
2LEU53-CYS58

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. DAceGDSGGPFV
ChainResidueDetails
2ASP189-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

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
2ASP102
2HIS57

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
2SER195
2GLY196

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
2SER195
2GLY193

site_idCSA4
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
2ASP102
2SER195
2GLY193
2HIS57

site_idCSA5
Number of Residues3
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
2ASP102
2SER195
2HIS57

site_idCSA6
Number of Residues4
DetailsAnnotated By Reference To The Literature 1a0j
ChainResidueDetails
2ASP102
2SER195
2HIS57
2GLY196

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PDB entries from 2025-10-29

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