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4D76

Human FXIa in complex with small molecule inhibitors.

Functional Information from GO Data
ChainGOidnamespacecontents
A0004252molecular_functionserine-type endopeptidase activity
A0006508biological_processproteolysis
Functional Information from PDB Data
site_idAC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE GOL A 1244
ChainResidue
AARG37
AJ1J1247

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 1245
ChainResidue
AHIS57
AALA115
ASER214
ATRP215
AJ1J1247
AHOH2021
AHOH2080

site_idAC3
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 1246
ChainResidue
APHE83
AASN113
AGLN118
ALYS192
AHOH2048

site_idAC4
Number of Residues23
DetailsBINDING SITE FOR RESIDUE J1J A 1247
ChainResidue
AHIS38
ALEU39
AHIS57
ATYR143
ALYS149
AILE151
AASP189
AALA190
ALYS192
AGLY193
ASER195
ASER214
ATRP215
AGLY216
AGLY218
AGLY226
AGOL1244
AGOL1245
AHOH2014
AHOH2016
AHOH2021
AHOH2079
AHOH2083

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 A 1248
ChainResidue
ALYS127
ALYS127
ALYS127
AARG130
AARG130
AARG130

site_idAC6
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 A 1249
ChainResidue
ALYS202
ATRP203

site_idAC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 1250
ChainResidue
ATHR20
AALA21
AGLN48
AGLN86

Functional Information from PROSITE/UniProt
site_idPS00134
Number of Residues6
DetailsTRYPSIN_HIS Serine proteases, trypsin family, histidine active site. LTAAHC
ChainResidueDetails
ALEU53-CYS58

site_idPS00135
Number of Residues12
DetailsTRYPSIN_SER Serine proteases, trypsin family, serine active site. DAckGDSGGPLS
ChainResidueDetails
AASP189-SER198

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 Residues3
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (complex) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25092234","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) (complex) asparagine","evidences":[{"source":"PubMed","id":"16335952","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1998667","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25092234","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

238895

PDB entries from 2025-07-16

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