rs736839(C;C)

Common, increased risk for sickle cell leg ulcers

Magnitude
0.5Typical
Repute
Not rated
Frequency
50%Average of 11 populations
On SNPedia
rs736839(C;C)
Gene
SMAD7

Frequency

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

  • Yoruba (Nigeria)78%
  • African ancestry (Southwest US)75%
  • Maasai (Kenya)71%
  • Luhya (Kenya)69%
  • Tuscan54%
  • European ancestry (Utah)50%
  • Mexican ancestry (Los Angeles)40%
  • Gujarati Indian40%
  • Japanese (Tokyo)27%
  • Chinese (Denver)24%
  • Han Chinese (Beijing)23%

Other genotypes of rs736839

  1. C;TNot ratedlower riskTypical · 0.537% of people
  2. T;TNot ratedlower riskTypical · 0.513% of people

All about rs736839

Source and license

Adapted from rs736839(C;C) 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.