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Gene

ADARB1

adenosine deaminase RNA specific B1

Summary

Cytogenetic location
21q22.3
Coordinates
Chromosome 21: 45,074,580–45,226,560 (GRCh38)
Exons
11 exons across 152 kb
Protein
701 amino acids
Also known as
ADAR2, DRADA2, ADAR2g, DRABA2, RED1, hRED1, ADAR2a-L1, ADAR2a-L2, ADAR2a-L3, ADAR2a, ADAR2b, ADAR2c, ADAR2d
MANE Select transcript
ENST00000348831.9NM_001112.4
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 ADARB1 yet. The test sequences your whole genome, so your data includes it all the same.

How ADARB1 is laid out

  • Coding sequence
  • Untranslated region
  • Intron
  • Direction of transcription
  • Stretches short reads find hard
Chromosome 21, with a bracket where ADARB1 sits. ADARB1 and 15 genes near it on chromosome 21, from 44,650,570 to 45,650,569.Chromosome 2121q22.3p13p12p11.2p11.1q11.1q11.2q21.1q21.2q21.3q22.11q22.12q22.13q22.2q22.344.8 Mb45 Mb45.2 Mb45.4 Mb45.6 MbTSPEAR: 44,497,893–44,712,286, reverse strandKRTAP12-4: 44,654,213–44,654,659, reverse strandKRTAP12-3: 44,657,932–44,658,341, forward strandKRTAP12-3KRTAP12-2: 44,666,189–44,666,927, reverse strandKRTAP12-2KRTAP12-1: 44,681,576–44,682,163, reverse strandKRTAP12-1KRTAP10-12: 44,697,172–44,698,044, forward strandKRTAP10-12UBE2G2: 44,768,580–44,801,826, reverse strandUBE2G2SUMO3: 44,805,604–44,818,779, reverse strandSUMO3PTTG1IP: 44,849,585–44,873,903, reverse strandPTTG1IPITGB2: 44,885,948–44,932,079, reverse strandITGB2SLX9: 44,939,938–44,977,014, forward strandSLX9ADARB1: 45,074,580–45,226,560, forward strandADARB1POFUT2: 45,263,019–45,287,898, reverse strandPOFUT2COL18A1: 45,405,118–45,513,721, forward strandCOL18A1SLC19A1: 45,493,572–45,573,564, reverse strandSLC19A1PCBP3: 45,643,661–45,942,454, forward strandPCBP3Diagram of ADARB1: 11 exons on the forward strand of chromosome 21Exon 1: 45,074,580–45,074,793, 214 basesExon 2: 45,128,402–45,128,573, 172 basesExon 3: 45,171,610–45,171,684, 75 basesExon 4: 45,175,730–45,176,664, 935 basesExon 5: 45,180,330–45,180,444, 115 basesExon 6: 45,182,585–45,182,753, 169 basesExon 7: 45,183,362–45,183,510, 149 basesExon 8: 45,184,923–45,185,091, 169 basesExon 9: 45,204,555–45,204,736, 182 basesExon 10: 45,220,836–45,221,014, 179 basesExon 11: 45,222,018–45,226,560, 4,543 bases1115′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 6.9 kb of the gene's 152 kb; 2,106 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.
  • The Human Phenotype Ontology, release 2026-09-01: the traits linked to the gene. Find out more at hpo.jax.org.

Cite this page

APA

Dante Labs. (n.d.). ADARB1 gene: adenosine deaminase RNA specific B1. Retrieved 17 October 2026, from https://dantelabs.com/genes/adarb1

Vancouver

Dante Labs. ADARB1 gene: adenosine deaminase RNA specific B1 [Internet]. [cited 17 October 2026]. Available from: https://dantelabs.com/genes/adarb1

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