MGMT

O-6-methylguanine-DNA methyltransferase

Summary

Alkylating agents are potent carcinogens that can result in cell death, mutation and cancer. The protein encoded by this gene is a DNA repair protein that is involved in cellular defense against mutagenesis and toxicity from alkylating agents. The protein catalyzes transfer of methyl groups from O(6)-alkylguanine and other methylated moieties of the DNA to its own molecule, which repairs the toxic lesions. Methylation of the genes promoter has been associated with several cancer types, including colorectal cancer, lung cancer, lymphoma and glioblastoma. [provided by RefSeq, Sep 2015]

Known Variants54 total

rsidPosition (GRCh37)AllelesClassClinVar
rs162564910:131,264,931A/Cupstream gene variant
rs131866933510:131,265,509C/Tlikely benign
rs144035948110:131,265,513G/Tuncertain significance
rs127907516210:131,265,519C/Guncertain significance
rs1690625210:131,265,545C/Tsynonymous variant
rs1226932410:131,266,470T/Aregulatory region variant
rs18580875810:131,269,471C/Tintron variant
rs1225458210:131,279,791A/Gintron variant
rs1276928810:131,286,350C/Tdownstream gene variant
rs15113289710:131,287,868C/Tdownstream gene variant
rs37471107810:131,296,049C/T
rs1226884010:131,325,299C/Tintron variant
rs1082960310:131,327,351T/A
rs54405019110:131,334,542G/Tuncertain significance
rs74823190610:131,334,543C/Tuncertain significance
rs77139279110:131,334,590A/Guncertain significance
rs202089310:131,334,604G/Alikely benign
rs77509656110:131,334,613C/Tuncertain significance
rs55694712710:131,372,968T/A
rs18637287810:131,383,856C/Tintron variant
rs53998588210:131,420,475C/T
rs13921928310:131,425,671C/Tintron variant
rs47769210:131,426,022T/Cintron variant
rs13819317510:131,454,824C/Tintron variant
rs708713110:131,474,474G/T
rs52749615010:131,486,136G/T
rs1101687910:131,489,782A/Gintron variant
rs1101688310:131,500,940G/Cupstream gene variant
rs14116004710:131,506,186G/Alikely benign
rs180396510:131,506,192C/Tsynonymous variant
rs77170761010:131,506,200C/Tuncertain significance
rs14356601710:131,506,256G/Auncertain significance
rs14750599810:131,506,271C/Guncertain significance
rs14011237910:131,506,274G/Auncertain significance
rs76195214110:131,506,278C/Tuncertain significance
rs1291710:131,506,283C/Tmissense variant
rs76673985210:131,506,290A/Guncertain significance
rs14439774810:131,506,294C/Tlikely benign
rs792240510:131,509,681G/Aintron variant
rs7752064410:131,548,119G/Aintron variant
rs4154461210:131,557,295G/Aintron variant
rs249362424710:131,557,475C/Guncertain significance
rs76866799110:131,557,478G/Auncertain significance
rs147249760710:131,557,568C/Guncertain significance
rs229667510:131,564,998A/Gupstream gene variant
rs249363285910:131,565,058A/Guncertain significance
rs230832110:131,565,064A/Gmissense variant
rs75131322010:131,565,094G/Auncertain significance
rs77731657510:131,565,137G/Cuncertain significance
rs230832710:131,565,170A/Gmissense variantbenign
rs77790449210:131,565,179T/Cuncertain significance
rs20016146810:131,565,180G/Tuncertain significance
rs128804345410:131,565,205G/Alikely benign
rs1101691810:131,567,067G/Aregulatory region variant

Gene information from NCBI Gene. Variant classifications from ClinVar.