Gene entry
KCNA1
potassium voltage-gated channel subfamily A member 1
- Chromosome
- 12
- Cytoband
- 12p13.32
- Variants (rsID)
- 5
KCNA1 is a protein-coding gene, meaning the body reads it as instructions to build a protein, located on chromosome 12 (region 12p13.32). Its official name is “potassium voltage-gated channel subfamily A member 1”. The reference table lists 5 variants (rsID) for this gene.
Clinically classified variants
4 reference-table entries with clinical significance.
- rs142908193Benignsingle nucleotide variantHereditary episodic ataxia|Episodic ataxia type 1
- rs2109420Benignsingle nucleotide variantEpisodic ataxia type 1|Hereditary episodic ataxia
- rs41482147Benignsingle nucleotide variantEpisodic ataxia type 1|Hereditary episodic ataxia
- rs28933381Pathogenicsingle nucleotide variantMyokymia 1
Other listed variants
Public references
Data from the institutional reference table and public NCBI annotation. For education only; not a substitute for medical or genetic counselling.