chromodomain helicase DNA binding protein 8
Dernière mise à jour 18 Aug 2020
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La CHD8 gene provides instructions for making a protein that regulates gene activity (expression) by a process known as chromatin remodeling. Chromatin is the complex of DNA and protein that packages DNA into chromosomes. The structure of chromatin can be changed (remodeled) to alter how tightly DNA is packaged. When DNA is tightly packed, gene expression is lower than when DNA is loosely packed. Chromatin remodeling is one way gene expression is regulated during development.
Normal function
La CHD8 gene provides instructions for making a protein that regulates gene activity (expression) by a process known as chromatin remodeling. Chromatin is the complex of DNA and protein that packages DNA into chromosomes. The structure of chromatin can be changed (remodeled) to alter how tightly DNA is packaged. When DNA is tightly packed, gene expression is lower than when DNA is loosely packed. Chromatin remodeling is one way gene expression is regulated during development.
The CHD8 protein is thought to affect the expression of many other genes that are involved in brain development before birth. In particular, the CHD8 protein and the genes it regulates likely help control the development of neural progenitor cells, which give rise to nerve cells (neurons), and the growth and division (proliferation) and maturation (differentiation) of neurons. In this way, the CHD8 protein helps to control the number of neurons in the brain and prevent overgrowth.
Conditions referring to this gene or chromosome
Other names
ATP-dependent helicase CHD8
AUTS18
axis duplication inhibitor
chromodomain-helicase-DNA-binding protein 8 isoform 1
chromodomain-helicase-DNA-binding protein 8 isoform 2
duplin
helicase with SNF2 domain 1
HELSNF1
KIAA1564
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Lectures complémentaires et références
- chromodomain helicase DNA binding protein 8; MedlinePlus, National Library of Medicine.
- Barnard RA, Pomaville MB, O'Roak BJ. Mutations and Modeling of the Chromatin Remodeler CHD8 Define an Emerging Autism Etiology. Front Neurosci. 2015 Dec 17;9:477. doi: 10.3389/fnins.2015.00477. eCollection 2015.
- Bernier R, Golzio C, Xiong B, Stessman HA, Coe BP, Penn O, Witherspoon K, Gerdts J, Baker C, Vulto-van Silfhout AT, Schuurs-Hoeijmakers JH, Fichera M, Bosco P, Buono S, Alberti A, Failla P, Peeters H, Steyaert J, Vissers LELM, Francescatto L, Mefford HC, Rosenfeld JA, Bakken T, O'Roak BJ, Pawlus M, Moon R, Shendure J, Amaral DG, Lein E, Rankin J, Romano C, de Vries BBA, Katsanis N, Eichler EE. Disruptive CHD8 mutations define a subtype of autism early in development. Cell. 2014 Jul 17;158(2):263-276. doi: 10.1016/j.cell.2014.06.017. Epub 2014 Jul 3.
- Cotney J, Muhle RA, Sanders SJ, Liu L, Willsey AJ, Niu W, Liu W, Klei L, Lei J, Yin J, Reilly SK, Tebbenkamp AT, Bichsel C, Pletikos M, Sestan N, Roeder K, State MW, Devlin B, Noonan JP. The autism-associated chromatin modifier CHD8 regulates other autism risk genes during human neurodevelopment. Nat Commun. 2015 Mar 10;6:6404. doi: 10.1038/ncomms7404.
- Krumm N, O'Roak BJ, Shendure J, Eichler EE. A de novo convergence of autism genetics and molecular neuroscience. Trends Neurosci. 2014 Feb;37(2):95-105. doi: 10.1016/j.tins.2013.11.005. Epub 2013 Dec 30.
- O'Roak BJ, Vives L, Fu W, Egertson JD, Stanaway IB, Phelps IG, Carvill G, Kumar A, Lee C, Ankenman K, Munson J, Hiatt JB, Turner EH, Levy R, O'Day DR, Krumm N, Coe BP, Martin BK, Borenstein E, Nickerson DA, Mefford HC, Doherty D, Akey JM, Bernier R, Eichler EE, Shendure J. Multiplex targeted sequencing identifies recurrently mutated genes in autism spectrum disorders. Science. 2012 Dec 21;338(6114):1619-22. doi: 10.1126/science.1227764. Epub 2012 Nov 15.
- Pramparo T, Lombardo MV, Campbell K, Barnes CC, Marinero S, Solso S, Young J, Mayo M, Dale A, Ahrens-Barbeau C, Murray SS, Lopez L, Lewis N, Pierce K, Courchesne E. Cell cycle networks link gene expression dysregulation, mutation, and brain maldevelopment in autistic toddlers. Mol Syst Biol. 2015 Dec 14;11(12):841. doi: 10.15252/msb.20156108.
- Sanders SJ. First glimpses of the neurobiology of autism spectrum disorder. Curr Opin Genet Dev. 2015 Aug;33:80-92. doi: 10.1016/j.gde.2015.10.002. Epub 2015 Nov 9.
- Stolerman ES, Smith B, Chaubey A, Jones JR. CHD8 intragenic deletion associated with autism spectrum disorder. Eur J Med Genet. 2016 Apr;59(4):189-94. doi: 10.1016/j.ejmg.2016.02.010. Epub 2016 Feb 26.
- Sugathan A, Biagioli M, Golzio C, Erdin S, Blumenthal I, Manavalan P, Ragavendran A, Brand H, Lucente D, Miles J, Sheridan SD, Stortchevoi A, Kellis M, Haggarty SJ, Katsanis N, Gusella JF, Talkowski ME. CHD8 regulates neurodevelopmental pathways associated with autism spectrum disorder in neural progenitors. Proc Natl Acad Sci U S A. 2014 Oct 21;111(42):E4468-77. doi: 10.1073/pnas.1405266111. Epub 2014 Oct 7.
- Wilkinson B, Grepo N, Thompson BL, Kim J, Wang K, Evgrafov OV, Lu W, Knowles JA, Campbell DB. The autism-associated gene chromodomain helicase DNA-binding protein 8 (CHD8) regulates noncoding RNAs and autism-related genes. Transl Psychiatry. 2015 May 19;5(5):e568. doi: 10.1038/tp.2015.62.
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