HTR2C

5-hydroxytryptamine receptor 2C

Pharmacogene

Summary

This gene encodes a seven-transmembrane G-protein-coupled receptor. The encoded protein responds to signaling through the neurotransmitter serotonin. The mRNA of this gene is subject to multiple RNA editing events, where adenosine residues encoded by the genome are converted to inosines. RNA editing is predicted to alter the structure of the second intracellular loop, thereby generating alternate protein forms with decreased ability to interact with G proteins. Abnormalities in RNA editing of this gene have been detected in victims of suicide that suffer from depression. In addition, naturally-occuring variation in the promoter and 5' non-coding and coding regions of this gene may show statistically-significant association with mental illness and behavioral disorders. Alternative splicing results in multiple different transcript variants. [provided by RefSeq, Jan 2015]

Known Variants55 total

rsidPosition (GRCh37)AllelesClassClinVar
rs521018X:113,817,908T/A
rs498207X:113,818,116A/Gupstream gene variantbenign
rs3813928X:113,818,282G/Aregulatory region variantlikely benign
rs3813929X:113,818,520C/Tupstream gene variantlikely benign
rs518147X:113,818,582G/A
rs498177X:113,824,690A/Gdownstream gene variant
rs2192372X:113,891,773G/Aintron variant
rs1232972236X:113,961,339A/Tlikely benign
rs142701803X:113,961,353A/Guncertain significance
rs201115463X:113,961,365C/Tlikely benign
rs202034357X:113,961,366G/Alikely benign
rs782363497X:113,961,369G/Auncertain significance
rs782483805X:113,965,710C/Tlikely benign
rs2521589474X:113,965,712A/Glikely benign
rs6318X:113,965,735G/Tmissense variantbenign
rs1240494579X:113,965,751C/Tlikely benign
rs201249233X:113,965,759C/Tuncertain significance
rs143566182X:113,965,791G/Clikely benign
rs1448152418X:113,965,839C/Tuncertain significance
rs1173878618X:113,965,845A/Guncertain significance
rs371347099X:113,965,848G/Auncertain significance
rs2069536599X:113,965,870T/Cuncertain significance
rs2497525X:113,995,824T/Cupstream gene variant
rs2428707X:114,000,359C/Tdownstream gene variant
rs147162016X:114,082,582A/Glikely benign
rs2521934398X:114,082,646C/Auncertain significance
rs193920954X:114,082,718C/Tuncertain significance
rs139581423X:114,082,728C/Tlikely benign
rs4272555X:114,083,625T/G
rs1414334X:114,138,144C/Gupstream gene variantbenign
rs149710250X:114,141,154G/Auncertain significance
rs144618891X:114,141,165T/Clikely benign
rs781957272X:114,141,261C/Tlikely benign
rs148470204X:114,141,379A/Glikely benign
rs146559807X:114,141,434C/Guncertain significance
rs782711180X:114,141,480G/Alikely benign
rs2071379576X:114,141,493G/Auncertain significance
rs1556487133X:114,141,530C/Tuncertain significance
rs201244838X:114,141,586A/Guncertain significance
rs143723100X:114,141,603T/Glikely benign
rs782541939X:114,141,611G/Tuncertain significance
rs1203262132X:114,141,612T/Clikely benign
rs200450984X:114,141,721A/Cuncertain significance
rs369475254X:114,141,767T/Clikely benign
rs2071382276X:114,141,771G/Tnot provided
rs2522061579X:114,141,781C/Tuncertain significance
rs1039799135X:114,141,792G/Cuncertain significance
rs199725654X:114,141,827G/Auncertain significance
rs200550483X:114,141,831G/Alikely benign
rs2071383082X:114,141,851G/Auncertain significance
rs1556487312X:114,141,852G/Alikely benign
rs76454046X:114,141,856A/Glikely benign
rs201434349X:114,141,873C/Tlikely benign
rs782209448X:114,141,913G/Cuncertain significance
rs200841726X:114,141,980A/Glikely benign

Gene information from NCBI Gene. Variant classifications from ClinVar.