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Gene

KCNAB1

potassium voltage-gated channel subfamily A regulatory beta subunit 1

Summary

Cytogenetic location
3q25.31
Coordinates
Chromosome 3: 156,120,578–156,538,605 (GRCh38)
Exons
14 exons across 418 kb
Protein
419 amino acids
Also known as
AKR6A3, KCNA1B, hKvBeta3, Kvb1.3, hKvb3
MANE Select transcript
ENST00000490337.6NM_172160.3
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 KCNAB1 yet. The test sequences your whole genome, so your data includes it all the same.

How KCNAB1 is laid out

  • Coding sequence
  • Untranslated region
  • Intron
  • Direction of transcription
  • Stretches short reads find hard
Chromosome 3, with a bracket where KCNAB1 sits. KCNAB1 and 8 genes near it on chromosome 3, from 155,702,550 to 156,956,633.Chromosome 33q25.31p26.3p26.2p26.1p25.3p25.2p25.1p24.3p24.2p24.1p23p22.3p22.2p22.1p21.33p21.32p21.31p21.2p21.1p14.3p14.2p14.1p13p12.3p12.2p12.1p11.2p11.1q11.1q11.2q12.1q12.2q12.3q13.11q13.12q13.13q13.2q13.31q13.32q13.33q21.1q21.2q21.3q22.1q22.2q22.3q23q24q25.1q25.2q25.31q25.32q25.33q26.1q26.2q26.31q26.32q26.33q27.1q27.2q27.3q28q29155.8 Mb156 Mb156.2 Mb156.4 Mb156.6 Mb156.8 MbPLCH1: 155,375,578–155,745,094, reverse strandPLCH1MISO1: 155,762,607–155,806,288, reverse strandMISO1: 155,763,043–155,854,442, reverse strandSLC33A1: 155,821,024–155,854,563, reverse strandSLC33A1GMPS: 155,870,467–155,944,020, forward strandGMPSKCNAB1: 156,120,578–156,538,605, forward strandKCNAB1SSR3: 156,480,877–156,559,474, reverse strandSSR3TIPARP: 156,673,235–156,706,770, forward strandTIPARPLEKR1: 156,825,481–157,046,129, forward strandLEKR1Diagram of KCNAB1: 14 exons on the forward strand of chromosome 3Exon 1: 156,120,578–156,120,886, 309 basesExon 2: 156,421,616–156,421,659, 44 basesExon 3: 156,452,899–156,452,936, 38 basesExon 4: 156,457,453–156,457,532, 80 basesExon 5: 156,459,827–156,459,871, 45 basesExon 6: 156,463,702–156,463,746, 45 basesExon 7: 156,465,643–156,465,686, 44 basesExon 8: 156,474,734–156,474,820, 87 basesExon 9: 156,514,364–156,514,449, 86 basesExon 10: 156,515,100–156,515,220, 121 basesExon 11: 156,516,270–156,516,364, 95 basesExon 12: 156,523,827–156,523,947, 121 basesExon 13: 156,531,409–156,531,497, 89 basesExon 14: 156,536,658–156,538,605, 1,948 bases1510145′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 3.2 kb of the gene's 418 kb; 1,260 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.). KCNAB1 gene: potassium voltage-gated channel subfamily A regulatory beta subunit 1. Retrieved 17 October 2026, from https://dantelabs.com/genes/kcnab1

Vancouver

Dante Labs. KCNAB1 gene: potassium voltage-gated channel subfamily A regulatory beta subunit 1 [Internet]. [cited 17 October 2026]. Available from: https://dantelabs.com/genes/kcnab1

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