rs9939609(A;A)

Obesity risk and 1.6x risk for T2D

Magnitude
3.0Important
Repute
Bad
Frequency
15%Average of 11 populations
On SNPedia
rs9939609(A;A)
Gene
FTO

Frequency

Share of people with A;A in each HapMap population.

  • Luhya (Kenya)35%
  • Maasai (Kenya)26%
  • African ancestry (Southwest US)25%
  • Tuscan24%
  • Yoruba (Nigeria)23%
  • European ancestry (Utah)18%
  • Gujarati Indian8%
  • Mexican ancestry (Los Angeles)5%
  • Chinese (Denver)3%
  • Japanese (Tokyo)3%
  • Han Chinese (Beijing)2%

Other genotypes of rs9939609

  1. A;TBad1.3x risk for T2D; obesity riskWorth knowing · 2.442% of people
  2. T;TGoodlower risk of obesity and Type-2 diabetesMinor · 1.543% of people

All about rs9939609

Notes

From SNPedia

This genotype produces higher levels of the appetite-stimulating hormone ghrelin, increasing your risk of obesity and type-2 diabetes by roughly 60%.

Source and license

Adapted from rs9939609(A;A) 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.