FOLH1

folate hydrolase 1

Summary

This gene encodes a type II transmembrane glycoprotein belonging to the M28 peptidase family. The protein acts as a glutamate carboxypeptidase on different alternative substrates, including the nutrient folate and the neuropeptide N-acetyl-l-aspartyl-l-glutamate and is expressed in a number of tissues such as prostate, central and peripheral nervous system and kidney. A mutation in this gene may be associated with impaired intestinal absorption of dietary folates, resulting in low blood folate levels and consequent hyperhomocysteinemia. Expression of this protein in the brain may be involved in a number of pathological conditions associated with glutamate excitotoxicity. In the prostate the protein is up-regulated in cancerous cells and is used as an effective diagnostic and prognostic indicator of prostate cancer. This gene likely arose from a duplication event of a nearby chromosomal region. Alternative splicing gives rise to multiple transcript variants encoding several different isoforms. [provided by RefSeq, Jul 2010]

Known Variants49 total

rsidPosition (GRCh37)AllelesClassClinVar
rs77031251511:49,168,454C/Tuncertain significance
rs134805500311:49,168,477C/Tuncertain significance
rs77102302111:49,170,201G/Tuncertain significance
rs794623611:49,172,419G/T
rs36872548511:49,172,981G/C
rs54682195511:49,175,437G/Tuncertain significance
rs253917606811:49,175,798T/Auncertain significance
rs14323515011:49,175,810G/Tuncertain significance
rs253917659011:49,175,867C/Auncertain significance
rs140937415511:49,175,953T/Cuncertain significance
rs130157953111:49,175,993A/Tuncertain significance
rs126713737211:49,176,020G/Cuncertain significance
rs5572833611:49,177,808T/C
rs75820866411:49,178,285C/Tuncertain significance
rs36893981811:49,178,286G/Auncertain significance
rs156513713411:49,178,321A/Guncertain significance
rs14295249711:49,179,567C/Tuncertain significance
rs78166066411:49,179,578T/Auncertain significance
rs1083923411:49,185,524C/Tintron variant
rs144247820611:49,186,259C/Guncertain significance
rs6188649211:49,186,274G/Amissense variant
rs229964811:49,188,297T/G
rs37548473411:49,190,780C/Tuncertain significance
rs16936611:49,192,092G/T
rs20272011:49,192,351G/T
rs37088705511:49,192,766C/Tuncertain significance
rs77154543911:49,194,933T/Cuncertain significance
rs710630111:49,195,756T/G
rs14647230211:49,197,492G/Auncertain significance
rs14896681111:49,203,862C/Aintron variant
rs140552134211:49,204,723A/Tuncertain significance
rs77270994211:49,204,780G/Tuncertain significance
rs492989511:49,205,121G/Aintron variant
rs14012332211:49,207,245G/Alikely benign
rs37556549111:49,207,283C/Tuncertain significance
rs18216911:49,207,315A/Glikely benign
rs253934658811:49,207,332C/Tuncertain significance
rs7565514511:49,208,298A/Glikely benign
rs7915599111:49,208,319G/Abenign
rs13860211111:49,212,687C/Tintron variant
rs13851034611:49,214,380G/Cbenign
rs78124695011:49,214,389T/Clikely benign
rs13787971111:49,214,394G/Abenign
rs14440995311:49,214,439T/Cuncertain significance
rs20267611:49,227,620A/Gmissense variantbenign
rs126663518811:49,227,650A/Tuncertain significance
rs253948074111:49,229,849A/Cuncertain significance
rs75387989211:49,229,874C/Tuncertain significance
rs253948197611:49,229,927A/Guncertain significance

Gene information from NCBI Gene. Variant classifications from ClinVar.