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Gene

KCNA3

potassium voltage-gated channel subfamily A member 3

Summary

Cytogenetic location
1p13.3
Coordinates
Chromosome 1: 110,672,465–110,674,940 (GRCh38)
Exons
1 exon across 2.5 kb
Protein
575 amino acids
Also known as
Kv1.3, MK3, HLK3, HPCN3, RP11-284N8.3
MANE Select transcript
ENST00000369769.4NM_002232.5
Locus type
gene with protein product
  • Very high
  • Confident
  • Low
  • Very low

Reference genomeGRCh38

Positions on gene and variant pages follow this choice, in this browser.

Curated reports relevant to this gene

No Genome Test report reads KCNA3 yet. The test sequences your whole genome, so your data includes it all the same.

How KCNA3 is laid out

  • Coding sequence
  • Untranslated region
  • Intron
  • Direction of transcription
Chromosome 1, with a bracket where KCNA3 sits. KCNA3 and 12 genes near it on chromosome 1, from 110,173,703 to 111,173,702.Chromosome 11p13.3p36.33p36.32p36.31p36.23p36.22p36.21p36.13p36.12p36.11p35.3p35.2p35.1p34.3p34.2p34.1p33p32.3p32.2p32.1p31.3p31.2p31.1p22.3p22.2p22.1p21.3p21.2p21.1p13.3p13.2p13.1p12p11.2p11.1q11q12q21.1q21.2q21.3q22q23.1q23.2q23.3q24.1q24.2q24.3q25.1q25.2q25.3q31.1q31.2q31.3q32.1q32.2q32.3q41q42.11q42.12q42.13q42.2q42.3q43q44110.2 Mb110.4 Mb110.6 Mb110.8 Mb111 MbSLC6A17: 110,150,482–110,202,202, forward strandSLC6A17KCNC4: 110,210,095–110,283,100, forward strandKCNC4RBM15: 110,338,506–110,346,681, forward strandRBM15SLC16A4: 110,362,847–110,391,082, reverse strandSLC16A4LAMTOR5: 110,401,249–110,407,963, reverse strandLAMTOR5PROK1: 110,451,058–110,457,358, forward strandPROK1KCNA10: 110,517,217–110,519,175, reverse strandKCNA10KCNA2: 110,519,837–110,631,474, reverse strandKCNA2KCNA3: 110,672,465–110,674,940, reverse strandKCNA3CD53: 110,871,170–110,899,936, forward strandCD53LRIF1: 110,946,289–110,964,093, reverse strandLRIF1DRAM2: 111,114,206–111,140,225, reverse strandDRAM2CEPT1: 111,139,418–111,187,179, forward strandCEPT1Diagram of KCNA3: one exon on the reverse strand of chromosome 1Exon 1: 110,672,465–110,674,940, 2,476 bases15′3′

Exons of the gene's MANE Select transcript (release v1.5), from NCBI and EMBL-EBI, on the GRCh38 reference genome.

Chromosome bands from UCSC's GRCh38 ideogram (2022-10-29).

Nearby genes from Ensembl release 116, on GRCh38.

Exons make up 2.5 kb of the gene's 2.5 kb; 1,728 of those bases code for the protein.

Where this comes from

  • HGNC: the gene's symbol, name, other symbols and location.
  • MANE Select v1.5, from NCBI and EMBL-EBI: the transcript, its exons and coding sequence.

Cite this page

APA

Dante Labs. (n.d.). KCNA3 gene: potassium voltage-gated channel subfamily A member 3. Retrieved 17 October 2026, from https://dantelabs.com/genes/kcna3

Vancouver

Dante Labs. KCNA3 gene: potassium voltage-gated channel subfamily A member 3 [Internet]. [cited 17 October 2026]. Available from: https://dantelabs.com/genes/kcna3

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