KCNH4

potassium voltage-gated channel subfamily H member 4

Summary

Voltage-gated potassium (Kv) channels represent the most complex class of voltage-gated ion channels from both functional and structural standpoints. Their diverse functions include regulating neurotransmitter release, heart rate, insulin secretion, neuronal excitability, epithelial electrolyte transport, smooth muscle contraction, and cell volume. This gene encodes a member of the potassium channel, voltage-gated, subfamily H. This member is a pore-forming (alpha) subunit. The gene is brain-specific, and located in the neocortex and the striatum. It may be involved in cellular excitability of restricted neurons in the central nervous system. [provided by RefSeq, Jul 2008]

Known Variants53 total

rsidPosition (GRCh37)AllelesClassClinVar
rs2880026917:40,310,861T/C——
rs254411627717:40,312,062T/C—uncertain significance
rs75593406717:40,312,068G/A—uncertain significance
rs14132922517:40,312,159C/G—uncertain significance
rs76461810817:40,312,167T/C—uncertain significance
rs93672181817:40,312,189T/C—uncertain significance
rs13891740117:40,312,349G/A—benign
rs139698234417:40,312,399T/C—uncertain significance
rs76043758817:40,312,408G/A—uncertain significance
rs254411673117:40,312,437T/A—uncertain significance
rs77832267017:40,315,266C/T—uncertain significance
rs77577856117:40,315,652T/C—uncertain significance
rs76302631117:40,315,657A/C—uncertain significance
rs15077053417:40,315,660G/A—uncertain significance
rs75096590417:40,315,682G/A—uncertain significance
rs37705312617:40,315,706G/C—uncertain significance
rs77782316617:40,315,709G/C—uncertain significance
rs54858426517:40,315,747G/C—uncertain significance
rs55866571617:40,315,837C/T—uncertain significance
rs207976688117:40,315,847C/T—uncertain significance
rs74602833417:40,315,939G/A—uncertain significance
rs37711266417:40,316,158C/T—uncertain significance
rs20198497417:40,316,159G/A—uncertain significance
rs75381715317:40,317,522C/T—uncertain significance
rs117717557617:40,317,703C/G—uncertain significance
rs14655961117:40,318,398C/T—uncertain significance
rs76293565917:40,318,528T/C—uncertain significance
rs20152396717:40,321,553C/T—uncertain significance
rs14802495717:40,321,568C/T—uncertain significance
rs75717442217:40,321,587G/A—uncertain significance
rs254412385017:40,321,629A/G—uncertain significance
rs76610568617:40,321,680C/T—uncertain significance
rs254412430217:40,322,124C/T—uncertain significance
rs36899219617:40,322,139G/A—uncertain significance
rs254412432817:40,322,142C/A—uncertain significance
rs36968567417:40,322,247C/T—uncertain significance
rs254412516417:40,323,820A/C—uncertain significance
rs20196605617:40,323,913G/A—uncertain significance
rs207983038617:40,323,974G/A—uncertain significance
rs14183151817:40,328,119C/T—uncertain significance
rs53774795217:40,328,122G/A—uncertain significance
rs54069170617:40,328,211G/A—likely benign
rs14141825917:40,328,231C/T—uncertain significance
rs145172958217:40,330,135C/T—likely benign
rs55527828517:40,330,170C/T—uncertain significance
rs75413174317:40,330,224C/A—uncertain significance
rs137615296117:40,330,447A/G—uncertain significance
rs36773713017:40,330,489G/A—uncertain significance
rs20082548017:40,330,841G/C—uncertain significance
rs103197283817:40,330,924C/T—uncertain significance
rs78030737717:40,330,939A/G—uncertain significance
rs132437005817:40,331,009G/A—uncertain significance
rs75524360817:40,331,021C/T—uncertain significance

Gene information from NCBI Gene. Variant classifications from ClinVar.