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Gene

KCNAB3

potassium voltage-gated channel subfamily A regulatory beta subunit 3

Summary

Cytogenetic location
17p13.1
Coordinates
Chromosome 17: 7,921,859–7,929,856 (GRCh38)
Exons
14 exons across 8 kb
Protein
404 amino acids
Also known as
AKR6A9, KCNA3B
MANE Select transcript
ENST00000303790.3NM_004732.4
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 KCNAB3 yet. The test sequences your whole genome, so your data includes it all the same.

How KCNAB3 is laid out

  • Coding sequence
  • Untranslated region
  • Intron
  • Direction of transcription
  • Stretches short reads find hard
Chromosome 17, with a bracket where KCNAB3 sits. KCNAB3 and 57 genes near it on chromosome 17, from 7,425,858 to 8,425,857.Chromosome 1717p13.1p13.3p13.2p13.1p12p11.2p11.1q11.1q11.2q12q21.1q21.2q21.31q21.32q21.33q22q23.1q23.2q23.3q24.1q24.2q24.3q25.1q25.2q25.37.6 Mb7.8 Mb8 Mb8.2 Mb8.4 MbSPEM2: 7,425,563–7,427,568, forward strandSPEM3: 7,428,857–7,432,820, forward strand: 7,428,861–7,436,278, forward strandTMEM102: 7,435,344–7,437,679, forward strandFGF11: 7,438,128–7,444,937, forward strandFGF11CHRNB1: 7,445,004–7,457,710, forward strandCHRNB1ZBTB4: 7,459,366–7,484,278, reverse strandZBTB4SLC35G6: 7,481,446–7,483,496, forward strandSLC35G6POLR2A: 7,484,366–7,514,616, forward strandPOLR2ATNFSF12: 7,548,508–7,557,890, forward strandTNFSF12-TNFSF13: 7,549,099–7,561,601, forward strandTNFSF13: 7,558,251–7,561,660, forward strandSENP3: 7,561,867–7,571,969, forward strandSENP3-EIF4A1: 7,563,287–7,578,715, forward strandEIF4A1: 7,572,718–7,579,007, forward strandCD68: 7,579,380–7,582,515, forward strandMPDU1: 7,583,214–7,594,419, forward strandSOX15: 7,588,178–7,590,101, reverse strandSOX15FXR2: 7,591,230–7,614,916, reverse strandFXR2SHBG: 7,613,946–7,633,469, forward strandSHBGSAT2: 7,626,234–7,627,879, reverse strandSAT2ATP1B2: 7,646,627–7,657,771, forward strandATP1B2TP53: 7,661,779–7,687,546, reverse strandTP53WRAP53: 7,686,071–7,703,505, forward strandWRAP53EFNB3: 7,705,172–7,711,372, forward strandEFNB3DNAH2: 7,717,728–7,833,742, forward strandDNAH2KDM6B: 7,834,193–7,854,808, forward strandKDM6BTMEM88: 7,855,057–7,856,114, forward strandNAA38: 7,856,681–7,885,238, reverse strandCYB5D1: 7,857,696–7,862,282, forward strandCYB5D1CHD3: 7,884,787–7,912,760, forward strandCHD3RNF227: 7,913,238–7,916,377, reverse strandRNF227KCNAB3: 7,921,859–7,929,856, reverse strandKCNAB3: 7,925,931–7,930,622, reverse strandTRAPPC1: 7,930,345–7,932,123, reverse strandTRAPPC1CNTROB: 7,932,101–7,949,953, forward strandGUCY2D: 8,002,615–8,020,342, forward strandGUCY2DALOX15B: 8,039,011–8,049,134, forward strandALOX15BALOX12B: 8,068,594–8,087,716, reverse strandALOX12BALOXE3: 8,095,900–8,119,047, reverse strandALOXE3HES7: 8,120,592–8,124,114, reverse strandHES7PER1: 8,140,467–8,156,506, reverse strandPER1: 8,150,816–8,162,975, reverse strandVAMP2: 8,159,149–8,163,584, reverse strandVAMP2TMEM107: 8,172,440–8,176,408, reverse strandTMEM107BORCS6: 8,188,345–8,190,180, reverse strandAURKB: 8,204,335–8,210,638, reverse strandAURKBCTC1: 8,224,815–8,248,075, reverse strandCTC1PFAS: 8,247,618–8,271,150, forward strandPFASSLC25A35: 8,287,762–8,295,410, reverse strandSLC25A35RANGRF: 8,288,631–8,290,092, forward strandRANGRFARHGEF15: 8,310,222–8,323,203, forward strandARHGEF15ODF4: 8,339,840–8,346,048, forward strandODF4KRABD2: 8,356,902–8,376,738, reverse strandKRABD2: 8,368,638–8,383,187, reverse strandRPL26: 8,377,500–8,384,062, reverse strandRNF222: 8,390,702–8,397,827, reverse strandRNF222NDEL1: 8,408,528–8,501,107, forward strandNDEL1Diagram of KCNAB3: 14 exons on the reverse strand of chromosome 17Exon 14: 7,921,859–7,923,179, 1,321 basesExon 13: 7,923,456–7,923,544, 89 basesExon 12: 7,923,711–7,923,831, 121 basesExon 11: 7,923,968–7,924,062, 95 basesExon 10: 7,924,145–7,924,265, 121 basesExon 9: 7,924,415–7,924,500, 86 basesExon 8: 7,925,097–7,925,183, 87 basesExon 7: 7,925,683–7,925,726, 44 basesExon 6: 7,925,931–7,925,975, 45 basesExon 5: 7,926,059–7,926,103, 45 basesExon 4: 7,927,344–7,927,423, 80 basesExon 3: 7,927,657–7,927,694, 38 basesExon 2: 7,927,783–7,927,826, 44 basesExon 1: 7,929,194–7,929,856, 663 bases14131211109876543215′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 2.9 kb of the gene's 8 kb; 1,215 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.). KCNAB3 gene: potassium voltage-gated channel subfamily A regulatory beta subunit 3. Retrieved 17 October 2026, from https://dantelabs.com/genes/kcnab3

Vancouver

Dante Labs. KCNAB3 gene: potassium voltage-gated channel subfamily A regulatory beta subunit 3 [Internet]. [cited 17 October 2026]. Available from: https://dantelabs.com/genes/kcnab3

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