rs505922(T;T)

Blood type O

Magnitude
2.0Worth knowing
Repute
Good
Frequency
44%Average of 11 populations
On SNPedia
rs505922(T;T)
Gene
ABO

Frequency

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

  • Mexican ancestry (Los Angeles)64%
  • Maasai (Kenya)48%
  • Tuscan46%
  • Yoruba (Nigeria)46%
  • African ancestry (Southwest US)46%
  • Chinese (Denver)45%
  • Luhya (Kenya)43%
  • Han Chinese (Beijing)42%
  • European ancestry (Utah)40%
  • Gujarati Indian38%
  • Japanese (Tokyo)32%

Other genotypes of rs505922

  1. C;CMost notableBadblood type is not O, increased risk for some diseases.Worth knowing · 2.113% of people
  2. C;TBad1.2x risk of pancreatic cancerTypical · 0.043% of people

All about rs505922

Source and license

Adapted from rs505922(T;T) 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.