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Gene: KCNK9 (potassium two pore domain channel subfamily K member 9) Homo sapiens
Symbol: KCNK9
Name: potassium two pore domain channel subfamily K member 9
CRRD ID: 734260
Description: Exhibits potassium channel activity. Involved in potassium ion import across plasma membrane. Localizes to plasma membrane. Implicated in Birk-Barel syndrome.
Type: protein-coding
RefSeq Status: REVIEWED
Also known as: acid-sensitive potassium channel protein TASK-3; K2p9.1; KT3.2; MGC138268; MGC138270; potassium 2-pore domain leak channel TASK3; potassium channel subfamily K member 9; potassium channel TASK3; potassium channel, subfamily k, member 9 (task-3); potassium channel, two pore domain subfamily K, member 9; TASK-3; TASK3; TWIK-related acid-sensitive K(+) channel 3; TWIK-related acid-sensitive K+ 3; TWIK-related acid-sensitive K+ channel 3; two pore K(+) channel KT3.2; two pore potassium channel KT3.2
Allele / Splice: See ClinVar data
Latest Assembly: GRCh38 - Human Genome Assembly GRCh38
Human AssemblyChrPosition (strand)SourceGenome Browsers
GRCh38.p13 Ensembl8139,600,838 - 139,704,109 (-)EnsemblGRCh38hg38GRCh38
GRCh388139,600,838 - 139,703,135 (-)NCBIGRCh38GRCh38hg38GRCh38
GRCh378140,613,081 - 140,715,299 (-)NCBIGRCh37GRCh37hg19GRCh37
Build 368140,693,986 - 140,784,481 (-)NCBINCBI36hg18NCBI36
Build 348140,693,985 - 140,784,481NCBI
Celera8136,793,017 - 136,883,509 (-)NCBI
Cytogenetic Map8q24.3NCBI
HuRef8135,936,234 - 135,960,886 (-)NCBIHuRef
CHM1_18140,653,374 - 140,755,502 (-)NCBICHM1_1
JBrowse: View Region in Genome Browser (JBrowse)

Disease Annotations
Gene-Chemical Interaction Annotations
Gene Ontology Annotations
Phenotype Annotations
References - curated
References - uncurated


Comparative Map Data
Position Markers
miRNA Target Status


RNA-SEQ Expression


Nucleotide Sequences
Protein Sequences
Clinical Variants

Additional Information

External Database Links
Nomenclature History
More on KCNK9
Alliance Gene
Ensembl Gene
JBrowse: hg19 hg38
HGNC Report
NCBI Genome Data Viewer

CRRD Object Information
CRRD ID: 734260
Created: 2004-01-12
Species: Homo sapiens
Last Modified: 2020-10-20
Status: ACTIVE


RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.