Gene Information
Gene NameITIH4
OrganismHomo sapiens (Human)
Gene Length930
Protein NamesInter-alpha-trypsin inhibitor heavy chain H4 (ITI heavy chain H4) (ITI-HC4) (Inter-alpha-inhibitor heavy chain 4) (Inter-alpha-trypsin inhibitor family heavy chain-related protein) (IHRP) (Plasma kallikrein sensitive glycoprotein 120) (Gp120) (PK-120) [Cleaved into: 70 kDa inter-alpha-trypsin inhibitor heavy chain H4; 35 kDa inter-alpha-trypsin inhibitor heavy chain H4]
Target Nameinter-alpha-trypsin inhibitor heavy chain h4
Target TypeNA
Gene Age332 ( ENSG00000055955 )
Evolutionary StageEuk+Bac
AlphaFoldDBQ14624
Gene CardITIH4
Uniprot IDQ14624
PfamPF06668; PF08487; PF00092
In ASDno
Allosteric Predictionyes (0.339113226)
Ortholog in AnimalsAlpaca_ ITIH4 ( ortholog_one2one )
Dog_ ITIH4 ( ortholog_one2one )
GuineaPig_ ITIH4 ( ortholog_one2one )
Macaque_ ITIH4 ( ortholog_one2one )
Mouse_ Itih4 ( ortholog_one2one )
Pig_ ITIH4 ( ortholog_one2one )
Rat_ Itih4 ( ortholog_one2one )
Rabbit_ ITIH4 ( ortholog_one2one )
OhnologsITIH6, ITIH5, ITIH2
ParalogsVWA5A, VWA5B2, ITIH3, ITIH5, VWA5B1, ITIH2, VWA3B, PARP4, ITIH6, ITIH1, VWA3A
Tissuepancreas, liver
Tissue SpecificityLiver specific. {ECO:0000269|PubMed:7775381, ECO:0000269|PubMed:7805892}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs13072536  rs2276814  rs4687657  rs2256734  rs2535621 
Subcellular location [CC]Secreted.
Mouse PG classificationNA
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