rs2279020

A SNP in the GABRA1 gene on chromosome 5. Its most notable genotype is G;G: common in clinvar

Gene
GABRA1
Location
Chr 5161,895,883 (GRCh38)
Highest magnitude
0.0Typical
Tested on
23andMe, AncestryDNA
Minor allele frequency
42%

Genotypes

As shown in 23andMe and AncestryDNA files.

  1. G;GMost notableGoodcommon in clinvarTypical · 0.017% of people

On SNPedia: (G;G). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.

Frequency

Share of each genotype in 11 HapMap populations.

  • AverageG;G 17%
  • European ancestry (Utah)G;G 13%
  • Han Chinese (Beijing)G;G 34%
  • Japanese (Tokyo)G;G 22%
  • Yoruba (Nigeria)G;G 15%
  • African ancestry (Southwest US)G;G 11%
  • Chinese (Denver)G;G 24%
  • Gujarati IndianG;G 14%
  • Luhya (Kenya)G;G 13%
  • Mexican ancestry (Los Angeles)G;G 16%
  • Maasai (Kenya)G;G 13%
  • TuscanG;G 13%

Other GABRA1 SNPs

All GABRA1 SNPs

Notes

From SNPedia

Notes

Gender-specific contribution of the GABA(A) subunit genes on 5q33 in methamphetamine use disorder.

Source and license

Adapted from rs2279020 on SNPedia, using a snapshot taken October 16, 2026. SNPedia content is shared under CC BY-NC-SA 3.0 US, and this page is shared under the same license.

SNPedia is a community-edited wiki. Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice. Magnitude is a community rating of how interesting a genotype is, not a risk score.