BHMT2

betaine--homocysteine S-methyltransferase 2

Summary

Homocysteine is a sulfur-containing amino acid that plays a crucial role in methylation reactions. Transfer of the methyl group from betaine to homocysteine creates methionine, which donates the methyl group to methylate DNA, proteins, lipids, and other intracellular metabolites. The protein encoded by this gene is one of two methyl transferases that can catalyze the transfer of the methyl group from betaine to homocysteine. Anomalies in homocysteine metabolism have been implicated in disorders ranging from vascular disease to neural tube birth defects such as spina bifida. Alternatively spliced transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, May 2010]

Known Variants39 total

rsidPosition (GRCh37)AllelesClassClinVar
rs5557151265:78,365,467A/Gregulatory region variant
rs7505365785:78,365,625C/Tuncertain significance
rs6737525:78,367,092T/Cupstream gene variant
rs6261055:78,369,901A/Gupstream gene variant
rs64534295:78,371,861T/G
rs1451878845:78,373,308T/Guncertain significance
rs5347233075:78,373,316G/Auncertain significance
rs25308453505:78,373,321G/Auncertain significance
rs25308454645:78,373,393G/Cuncertain significance
rs17556967675:78,373,418T/Cuncertain significance
rs1416486855:78,375,194C/Tuncertain significance
rs7743374845:78,375,199A/Glikely benign
rs17557389715:78,375,201T/Guncertain significance
rs25308485475:78,375,214C/Guncertain significance
rs601580075:78,375,222C/Tbenign
rs7700076085:78,376,583G/Tuncertain significance
rs7468168585:78,376,613A/Guncertain significance
rs25308508055:78,376,628C/Guncertain significance
rs7456501525:78,378,657T/Cuncertain significance
rs7736847415:78,378,687A/Glikely benign
rs2018983325:78,378,708T/Cuncertain significance
rs7812586605:78,378,728G/Cuncertain significance
rs1452349865:78,378,749G/Auncertain significance
rs412722705:78,378,824C/Tintron variant
rs7701340015:78,379,042G/Auncertain significance
rs3702593975:78,379,081T/Cuncertain significance
rs12152384105:78,379,114C/Tuncertain significance
rs7619715625:78,379,147C/Tuncertain significance
rs1413707085:78,379,180T/Auncertain significance
rs13170848915:78,379,463G/Tuncertain significance
rs1825930945:78,379,475G/Cuncertain significance
rs25308557425:78,379,499G/Auncertain significance
rs7501103005:78,379,511A/Guncertain significance
rs3761046265:78,379,637G/Auncertain significance
rs1906508675:78,380,316C/Tintron variant
rs6258795:78,381,689A/Cintron variant
rs5956535:78,383,862G/T
rs7505782445:78,384,362C/Auncertain significance
rs109445:78,385,845T/Gdownstream gene variant

Gene information from NCBI Gene. Variant classifications from ClinVar.