MTHFS

methenyltetrahydrofolate synthetase

Summary

The protein encoded by this gene is an enzyme that catalyzes the conversion of 5-formyltetrahydrofolate to 5,10-methenyltetrahydrofolate, a precursor of reduced folates involved in 1-carbon metabolism. An increased activity of the encoded protein can result in an increased folate turnover rate and folate depletion. Three transcript variants encoding two different isoforms have been found for this gene. [provided by RefSeq, Jun 2011]

Known Variants47 total

rsidPosition (GRCh37)AllelesClassClinVar
rs250511293415:80,137,559G/Auncertain significance
rs892315:80,137,560T/Cbenign
rs14233428615:80,137,572C/Tbenign
rs96470423615:80,137,599C/Tuncertain significance
rs75323824415:80,137,600G/Alikely benign
rs75447022615:80,137,648C/Glikely benign
rs77137923215:80,137,680G/Alikely pathogenic
rs75363597215:80,137,730C/Tconflicting classifications of pathogenicity
rs13993487715:80,137,744G/Abenign
rs56662956215:80,137,789G/Alikely benign
rs649544615:80,154,982C/Tintron variant
rs6202799015:80,170,638G/Aregulatory region variant
rs13815561315:80,181,436T/Cuncertain significance
rs131415344715:80,181,437G/Auncertain significance
rs14233958115:80,181,455C/Tuncertain significance
rs14595371615:80,181,459C/Glikely benign
rs20156968215:80,181,479G/Auncertain significance
rs14005219315:80,181,494G/Auncertain significance
rs14927361015:80,181,521G/Auncertain significance
rs148424046815:80,181,531T/Cuncertain significance
rs77210335515:80,181,564G/Auncertain significance
rs101570994915:80,181,570G/Auncertain significance
rs77787816515:80,181,594G/Apathogenic
rs119385117215:80,181,642T/Cuncertain significance
rs77439530415:80,181,664T/Clikely benign
rs37165689415:80,181,714G/Alikely benign
rs57575327515:80,189,202G/Alikely benign
rs54455720415:80,189,207C/Glikely benign
rs134963834015:80,189,224A/Gpathogenic
rs214138509015:80,189,227A/Guncertain significance
rs20005846415:80,189,230A/Cbenign
rs250521067915:80,189,236T/Auncertain significance
rs91303875315:80,189,243G/Alikely benign
rs37570422015:80,189,247C/Tlikely benign
rs250521079415:80,189,255C/Tuncertain significance
rs89633971815:80,189,260A/Guncertain significance
rs37517067115:80,189,277C/Tlikely benign
rs20098340315:80,189,295G/Tlikely benign
rs76486290715:80,189,296C/Auncertain significance
rs77517687315:80,189,303T/Guncertain significance
rs103070892415:80,189,309T/Clikely benign
rs19062545815:80,189,317G/Abenign
rs75196621615:80,189,318C/Auncertain significance
rs382600815:80,189,805G/C
rs18457529015:80,191,280T/Amissense variant
rs13987481315:80,191,338A/Gmissense variant
rs725715:80,191,343G/Amissense variant

Gene information from NCBI Gene. Variant classifications from ClinVar.