REPAIRtoire - a database of DNA repair pathways

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POLH

polymerase (DNA directed), eta

On chromosome: 6p21.1
Known also as: XPV; XP-V; RAD30; RAD30A; FLJ16395; FLJ21978;


NCBI Gene ID: 5429
NCBI Ensembl Id: ENSG00000170734
MIM Id: (from NCBI OMIM database) 603968
Species: Homo sapiens

This gene encodes a member of the Y family of specialized DNA polymerases. It copies undamaged DNA with a lower fidelity than other DNA-directed polymerases. However, it accurately replicates UV-damaged DNA; when thymine dimers are present, this polymerase inserts the complementary nucleotides in the newly synthesized DNA, thereby bypassing the lesion and suppressing the mutagenic effect of UV-induced DNA damage. This polymerase is thought to be involved in hypermutation during immunoglobulin class switch recombination. Mutations in this gene result in XPV, a variant type of xeroderma pigmentosum. [provided by RefSeq]


Gene sequence:
[Download sequence]

Proteins coded by this gene:
Diseases related to this gene:
References:

Authors Title Journal
Johnson RE, Kondratick CM, Prakash S, Prakash L hRAD30 mutations in the variant form of xeroderma pigmentosum. Science July 9, 1999
Yamada A, Masutani C, Iwai S, Hanaoka F Complementation of defective translesion synthesis and UV light sensitivity in xeroderma pigmentosum variant cells by human and mouse DNA polymerase eta. Nucleic Acids Res July 1, 2000
Kamath-Loeb AS, Lan L, Nakajima S, Yasui A, Loeb LA Werner syndrome protein interacts functionally with translesion DNA polymerases. Proc Natl Acad Sci U S A June 19, 2007
Barbe L, Lundberg E, Oksvold P, Stenius A, Lewin E, Bjorling E, Asplund A, Ponten F, Brismar H, Uhlen M, Andersson-Svahn H Toward a confocal subcellular atlas of the human proteome. Mol Cell Proteomics March 1, 2008

Last modification of this entry: Oct. 6, 2010.

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