IGFALS
{{Short description|Protein-coding gene in the species Homo sapiens}}
{{Use dmy dates|date=January 2024}}
{{Infobox_gene}}
Insulin-like growth factor binding protein, acid labile subunit, also known as IGFALS, is a protein which in humans is encoded by the IGFALS gene.{{cite web | title = Entrez Gene: IGFALS insulin-like growth factor binding protein, acid labile subunit| url = https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=3483}}
Function
The protein encoded by this gene is a serum protein that binds insulin-like growth factors, increasing their half-life and their vascular localization. Production of the encoded protein, which contains twenty leucine-rich repeats, is stimulated by growth hormone. Three transcript variants encoding two different isoforms have been found for this gene.
Clinical significance
Defects in this gene are a cause of acid-labile subunit deficiency, which manifests itself in a delayed and slow puberty.
Interactions
IGFALS has been shown to interact with IGFBP3.{{cite journal | vauthors = Twigg SM, Baxter RC | title = Insulin-like growth factor (IGF)-binding protein 5 forms an alternative ternary complex with IGFs and the acid-labile subunit | journal = J. Biol. Chem. | volume = 273 | issue = 11 | pages = 6074–9 | date = Mar 1998 | pmid = 9497324 | doi = 10.1074/jbc.273.11.6074 | doi-access = free }}{{cite journal | vauthors = Firth SM, Ganeshprasad U, Baxter RC | title = Structural determinants of ligand and cell surface binding of insulin-like growth factor-binding protein-3 | journal = J. Biol. Chem. | volume = 273 | issue = 5 | pages = 2631–8 | date = Jan 1998 | pmid = 9446566 | doi = 10.1074/jbc.273.5.2631 | doi-access = free }}
References
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Further reading
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- {{cite journal | vauthors = Domené HM, Bengolea SV, Jasper HG, Boisclair YR | title = Acid-labile subunit deficiency: phenotypic similarities and differences between human and mouse.. | journal = J. Endocrinol. Invest. | volume = 28 | issue = 5 Suppl | pages = 43–6 | year = 2005 | pmid = 16114275 }}
- {{cite journal | vauthors = Leong SR, Baxter RC, Camerato T, Dai J, Wood WI | title = Structure and functional expression of the acid-labile subunit of the insulin-like growth factor-binding protein complex. | journal = Mol. Endocrinol. | volume = 6 | issue = 6 | pages = 870–6 | year = 1992 | doi = 10.1210/mend.6.6.1379671 | pmid = 1379671 | s2cid = 7911883 | doi-access = free }}
- {{cite journal | vauthors = Dai J, Baxter RC | title = Molecular cloning of the acid-labile subunit of the rat insulin-like growth factor binding protein complex. | journal = Biochem. Biophys. Res. Commun. | volume = 188 | issue = 1 | pages = 304–9 | year = 1992 | pmid = 1384485 | doi = 10.1016/0006-291X(92)92385-B }}
- {{cite journal | vauthors = Baxter RC, Martin JL, Beniac VA | title = High molecular weight insulin-like growth factor binding protein complex. Purification and properties of the acid-labile subunit from human serum. | journal = J. Biol. Chem. | volume = 264 | issue = 20 | pages = 11843–8 | year = 1989 | doi = 10.1016/S0021-9258(18)80143-0 | pmid = 2473065 | doi-access = free }}
- {{cite journal | vauthors = Firth SM, Ganeshprasad U, Baxter RC | title = Structural determinants of ligand and cell surface binding of insulin-like growth factor-binding protein-3. | journal = J. Biol. Chem. | volume = 273 | issue = 5 | pages = 2631–8 | year = 1998 | pmid = 9446566 | doi = 10.1074/jbc.273.5.2631 | doi-access = free }}
- {{cite journal | vauthors = Twigg SM, Baxter RC | title = Insulin-like growth factor (IGF)-binding protein 5 forms an alternative ternary complex with IGFs and the acid-labile subunit. | journal = J. Biol. Chem. | volume = 273 | issue = 11 | pages = 6074–9 | year = 1998 | pmid = 9497324 | doi = 10.1074/jbc.273.11.6074 | doi-access = free }}
- {{cite journal | vauthors = Twigg SM, Kiefer MC, Zapf J, Baxter RC | title = Insulin-like growth factor-binding protein 5 complexes with the acid-labile subunit. Role of the carboxyl-terminal domain. | journal = J. Biol. Chem. | volume = 273 | issue = 44 | pages = 28791–8 | year = 1998 | pmid = 9786878 | doi = 10.1074/jbc.273.44.28791 | doi-access = free }}
- {{cite journal | vauthors = Suwanichkul A, Boisclair YR, Olney RC, Durham SK, Powell DR | title = Conservation of a growth hormone-responsive promoter element in the human and mouse acid-labile subunit genes. | journal = Endocrinology | volume = 141 | issue = 2 | pages = 833–8 | year = 2000 | pmid = 10650966 | doi = 10.1210/endo.141.2.7333 | doi-access = free }}
- {{cite journal | vauthors = Ueki I, Ooi GT, Tremblay ML, Hurst KR, Bach LA, Boisclair YR | title = Inactivation of the acid labile subunit gene in mice results in mild retardation of postnatal growth despite profound disruptions in the circulating insulin-like growth factor system. | journal = Proc. Natl. Acad. Sci. U.S.A. | volume = 97 | issue = 12 | pages = 6868–73 | year = 2000 | pmid = 10823924 | pmc = 18767 | doi = 10.1073/pnas.120172697 | bibcode = 2000PNAS...97.6868U | doi-access = free }}
- {{cite journal | vauthors = Suzuki H, Fukunishi Y, Kagawa I, Saito R, Oda H, Endo T, Kondo S, Bono H, Okazaki Y, Hayashizaki Y | title = Protein-protein interaction panel using mouse full-length cDNAs. | journal = Genome Res. | volume = 11 | issue = 10 | pages = 1758–65 | year = 2001 | pmid = 11591653 | pmc = 311163 | doi = 10.1101/gr.180101 }}
- {{cite journal | vauthors = Sneppen SB, Lange M, Pedersen LM, Kristensen L LØ, Main KM, Juul A, Skakkebaek NE, Feldt-Rasmussen U | title = Total and free insulin-like growth factor I, insulin-like growth factor binding protein 3 and acid-labile subunit reflect clinical activity in acromegaly. | journal = Growth Horm. IGF Res. | volume = 11 | issue = 6 | pages = 384–91 | year = 2002 | pmid = 11914026 | doi = 10.1054/ghir.2001.0254 }}
- {{cite journal | vauthors = Cisternino M, Draghi M, Lauriola S, Scarcella D, Bernasconi S, Cavallo L, De Luca F, Lomeo A, Tatò L | title = The acid-labile subunit of human ternary insulin-like growth factor-binding protein complex in girls with central precocious puberty before and during gonadotropin-releasing hormone analog therapy. | journal = J. Clin. Endocrinol. Metab. | volume = 87 | issue = 10 | pages = 4629–33 | year = 2002 | pmid = 12364447 | doi = 10.1210/jc.2002-020308 | doi-access = free }}
- {{cite journal | vauthors = Anderson NL, Polanski M, Pieper R, Gatlin T, Tirumalai RS, Conrads TP, Veenstra TD, Adkins JN, Pounds JG, Fagan R, Lobley A | title = The human plasma proteome: a nonredundant list developed by combination of four separate sources. | journal = Mol. Cell. Proteomics | volume = 3 | issue = 4 | pages = 311–26 | year = 2004 | pmid = 14718574 | doi = 10.1074/mcp.M300127-MCP200 | doi-access = free }}
- {{cite journal | vauthors = Domené HM, Bengolea SV, Martínez AS, Ropelato MG, Pennisi P, Scaglia P, Heinrich JJ, Jasper HG | title = Deficiency of the circulating insulin-like growth factor system associated with inactivation of the acid-labile subunit gene. | journal = N. Engl. J. Med. | volume = 350 | issue = 6 | pages = 570–7 | year = 2004 | pmid = 14762184 | doi = 10.1056/NEJMoa013100 | doi-access = free }}
- {{cite journal | vauthors = Payet LD, Firth SM, Baxter RC | title = The role of the acid-labile subunit in regulating insulin-like growth factor transport across human umbilical vein endothelial cell monolayers. | journal = J. Clin. Endocrinol. Metab. | volume = 89 | issue = 5 | pages = 2382–9 | year = 2004 | pmid = 15126567 | doi = 10.1210/jc.2003-031880 | doi-access = free }}
- {{cite journal | vauthors = Liu T, Qian WJ, Gritsenko MA, Camp DG, Monroe ME, Moore RJ, Smith RD | title = Human plasma N-glycoproteome analysis by immunoaffinity subtraction, hydrazide chemistry, and mass spectrometry. | journal = J. Proteome Res. | volume = 4 | issue = 6 | pages = 2070–80 | year = 2006 | pmid = 16335952 | pmc = 1850943 | doi = 10.1021/pr0502065 }}
- {{cite journal | vauthors = Deming SL, Ren Z, Wen W, Shu XO, Cai Q, Gao YT, Zheng W | title = Genetic variation in IGF1, IGF-1R, IGFALS, and IGFBP3 in breast cancer survival among Chinese women: a report from the Shanghai Breast Cancer Study. | journal = Breast Cancer Res. Treat. | volume = 104 | issue = 3 | pages = 309–19 | year = 2007 | pmid = 17063263 | doi = 10.1007/s10549-006-9420-8 | s2cid = 31516153 }}
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