ITIH2

ITIH2
Identifiers
Aliases	ITIH2, H2P, SHAP, inter-alpha-trypsin inhibitor heavy chain 2
External IDs	OMIM: 146640; MGI: 96619; GeneCards: ITIH2
Gene location (Human)
Chr.	Chromosome 10 (human)
End	7,749,520 bp
Gene location (Mouse)
Chr.	Chromosome 2 (mouse)
End	10,136,207 bp
RNA expression pattern
	Top expressed in
	liver; ; right lobe of liver; ; testicle; ; Epithelium of choroid plexus; ; tibialis anterior muscle; ; cerebellar hemisphere; ; putamen; ; right hemisphere of cerebellum; ; prefrontal cortex; ; pancreatic ductal cell;
	Top expressed in
	left lobe of liver; ; gallbladder; ; fetal liver hematopoietic progenitor cell; ; human fetus; ; vestibular membrane of cochlear duct; ; ankle joint; ; abdominal wall; ; sexually immature organism; ; ascending aorta; ; optic nerve;
	More reference expression data
	More reference expression data
Gene ontology
Molecular function	peptidase inhibitor activity; endopeptidase inhibitor activity; serine-type endopeptidase inhibitor activity;
Cellular component	blood microparticle; extracellular exosome; extracellular region; endoplasmic reticulum lumen; collagen-containing extracellular matrix;
Biological process	hyaluronan metabolic process; negative regulation of peptidase activity; negative regulation of endopeptidase activity; post-translational protein modification;
	Sources:Amigo / QuickGO
Orthologs
Databases	NCBI: entry; OMA: entry
	3698
	16425
	ENSG00000151655
	ENSMUSG00000037254
	P19823
	Q61703
	NM_002216
	NM_010582
	NP_002207
	NP_034712
	Wikidata
View/Edit Human	View/Edit Mouse

Inter-alpha-trypsin inhibitor heavy chain H2 is a protein that in humans is encoded by the ITIH2 gene.

It is known to contain a Gla domain, and thus be dependent for production on post translational modification requiring vitamin K. Its function is also presumably dependent on calcium ions.

References

1 2 3 GRCh38: Ensembl release 89: ENSG00000151655 – Ensembl, May 2017
1 2 3 GRCm38: Ensembl release 89: ENSMUSG00000037254 – Ensembl, May 2017
↑ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
↑ "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
↑ Salier JP, Simon D, Rouet P, Raguenez G, Muscatelli F, Gebhard W, Guenet JL, Mattei MG (Dec 1992). "Homologous chromosomal locations of the four genes for inter-alpha-inhibitor and pre-alpha-inhibitor family in human and mouse: assignment of the ancestral gene for the lipocalin superfamily". Genomics. 14 (1): 83–8. doi:10.1016/S0888-7543(05)80287-3. PMID 1385302.
↑ Jean L, Risler JL, Nagase T, Coulouarn C, Nomura N, Salier JP (May 1999). "The nuclear protein PH5P of the inter-alpha-inhibitor superfamily: a missing link between poly(ADP-ribose)polymerase and the inter-alpha-inhibitor family and a novel actor of DNA repair?". FEBS Lett. 446 (1): 6–8. doi:10.1016/S0014-5793(99)00173-8. PMID 10100603. S2CID 84807160.
↑ "Entrez Gene: ITIH2 inter-alpha (globulin) inhibitor H2".

Malki N, Balduyck M, Maes P, et al. (1992). "The heavy chains of human plasma inter-alpha-trypsin inhibitor: their isolation, their identification by electrophoresis and partial sequencing. Differential reactivity with concanavalin A.". Biol. Chem. Hoppe-Seyler. 373 (10): 1009–18. doi:10.1515/bchm3.1992.373.2.1009. PMID 1384548.
Salier JP, Diarra-Mehrpour M, Sesboue R, et al. (1988). "Isolation and characterization of cDNAs encoding the heavy chain of human inter-alpha-trypsin inhibitor (I alpha TI): unambiguous evidence for multipolypeptide chain structure of I alpha TI". Proc. Natl. Acad. Sci. U.S.A. 84 (23): 8272–6. doi:10.1073/pnas.84.23.8272. PMC 299524. PMID 2446322.
Gebhard W, Schreitmüller T, Hochstrasser K, Wachter E (1988). "Complementary DNA and derived amino acid sequence of the precursor of one of the three protein components of the inter-alpha-trypsin inhibitor complex". FEBS Lett. 229 (1): 63–7. doi:10.1016/0014-5793(88)80798-1. PMID 2450046. S2CID 6539112.
Salier JP, Diarra-Mehrpour M, Sesboüé R, et al. (1989). "Human inter-alpha-trypsin inhibitor. Isolation and characterization of heavy (H) chain cDNA clones coding for a 383 amino-acid sequence of the H chain". Biol. Chem. Hoppe-Seyler. 369 Suppl: 15–8. PMID 2462430.
Diarra-Mehrpour M, Bourguignon J, Sesboüé R, et al. (1989). "Human plasma inter-alpha-trypsin inhibitor is encoded by four genes on three chromosomes". Eur. J. Biochem. 179 (1): 147–54. doi:10.1111/j.1432-1033.1989.tb14532.x. PMID 2465147.
Enghild JJ, Thøgersen IB, Pizzo SV, Salvesen G (1989). "Analysis of inter-alpha-trypsin inhibitor and a novel trypsin inhibitor, pre-alpha-trypsin inhibitor, from human plasma. Polypeptide chain stoichiometry and assembly by glycan". J. Biol. Chem. 264 (27): 15975–81. doi:10.1016/S0021-9258(18)71575-5. PMID 2476436.
Schreitmüller T, Hochstrasser K, Reisinger PW, et al. (1987). "cDNA cloning of human inter-alpha-trypsin inhibitor discloses three different proteins". Biol. Chem. Hoppe-Seyler. 368 (8): 963–70. doi:10.1515/bchm3.1987.368.2.963. PMID 3663330.
Huang L, Yoneda M, Kimata K (1994). "A serum-derived hyaluronan-associated protein (SHAP) is the heavy chain of the inter alpha-trypsin inhibitor". J. Biol. Chem. 268 (35): 26725–30. doi:10.1016/S0021-9258(19)74373-7. PMID 7504674.
Morelle W, Capon C, Balduyck M, et al. (1994). "Chondroitin sulphate covalently cross-links the three polypeptide chains of inter-alpha-trypsin inhibitor". Eur. J. Biochem. 221 (2): 881–8. doi:10.1111/j.1432-1033.1994.tb18803.x. PMID 7513643.
Wisniewski HG, Burgess WH, Oppenheim JD, Vilcek J (1994). "TSG-6, an arthritis-associated hyaluronan binding protein, forms a stable complex with the serum protein inter-alpha-inhibitor". Biochemistry. 33 (23): 7423–9. doi:10.1021/bi00189a049. PMID 7516184.
Enghild JJ, Salvesen G, Thøgersen IB, et al. (1993). "Presence of the protein-glycosaminoglycan-protein covalent cross-link in the inter-alpha-inhibitor-related proteinase inhibitor heavy chain 2/bikunin". J. Biol. Chem. 268 (12): 8711–6. doi:10.1016/S0021-9258(18)52933-1. PMID 7682553.
Maruyama K, Sugano S (1994). "Oligo-capping: a simple method to replace the cap structure of eukaryotic mRNAs with oligoribonucleotides". Gene. 138 (1–2): 171–4. doi:10.1016/0378-1119(94)90802-8. PMID 8125298.
Mizon C, Balduyck M, Albani D, et al. (1996). "Development of an enzyme-linked immunosorbent assay for human plasma inter-alpha-trypsin inhibitor (ITI) using specific antibodies against each of the H1 and H2 heavy chains". J. Immunol. Methods. 190 (1): 61–70. doi:10.1016/0022-1759(95)00257-X. PMID 8601712.
Suzuki Y, Yoshitomo-Nakagawa K, Maruyama K, et al. (1997). "Construction and characterization of a full length-enriched and a 5'-end-enriched cDNA library". Gene. 200 (1–2): 149–56. doi:10.1016/S0378-1119(97)00411-3. PMID 9373149.
Olsen EH, Rahbek-Nielsen H, Thogersen IB, et al. (1998). "Posttranslational modifications of human inter-alpha-inhibitor: identification of glycans and disulfide bridges in heavy chains 1 and 2". Biochemistry. 37 (1): 408–16. doi:10.1021/bi971137d. PMID 9425062.
Mizushima S, Nii A, Kato K, Uemura A (1998). "Gene expression of the two heavy chains and one light chain forming the inter-alpha-trypsin-inhibitor in human tissues". Biol. Pharm. Bull. 21 (2): 167–9. doi:10.1248/bpb.21.167. PMID 9514613.
Flahaut C, Capon C, Balduyck M, et al. (1998). "Glycosylation pattern of human inter-alpha-inhibitor heavy chains". Biochem. J. 333 (3): 749–56. doi:10.1042/bj3330749. PMC 1219641. PMID 9677337.
Hamm A, Veeck J, Bektas N, et al. (2008). "Frequent expression loss of Inter-alpha-trypsin inhibitor heavy chain (ITIH) genes in multiple human solid tumors: a systematic expression analysis". BMC Cancer. 8 (25): 25. doi:10.1186/1471-2407-8-25. PMC 2268946. PMID 18226209.

This article on a gene on human chromosome 10 is a stub. You can help Wikipedia by adding missing information.

[refGRCh38Ensembl-1] 1 2 3 GRCh38: Ensembl release 89: ENSG00000151655 – Ensembl, May 2017

[refGRCm38Ensembl-2] 1 2 3 GRCm38: Ensembl release 89: ENSMUSG00000037254 – Ensembl, May 2017

[3] "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.

[4] "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.

[pmid1385302-5] Salier JP, Simon D, Rouet P, Raguenez G, Muscatelli F, Gebhard W, Guenet JL, Mattei MG (Dec 1992). "Homologous chromosomal locations of the four genes for inter-alpha-inhibitor and pre-alpha-inhibitor family in human and mouse: assignment of the ancestral gene for the lipocalin superfamily". Genomics. 14 (1): 83–8. doi:10.1016/S0888-7543(05)80287-3. PMID 1385302.

[pmid10100603-6] Jean L, Risler JL, Nagase T, Coulouarn C, Nomura N, Salier JP (May 1999). "The nuclear protein PH5P of the inter-alpha-inhibitor superfamily: a missing link between poly(ADP-ribose)polymerase and the inter-alpha-inhibitor family and a novel actor of DNA repair?". FEBS Lett. 446 (1): 6–8. doi:10.1016/S0014-5793(99)00173-8. PMID 10100603. S2CID 84807160.

[entrez-7] "Entrez Gene: ITIH2 inter-alpha (globulin) inhibitor H2".

ITIH2

See also

References

Further reading