rs334(A;T)

Carrier of, but unaffected by, sickle cell anemia; greater malaria resistance

Magnitude
4.0Very important
Repute
Bad
Frequency
6%Average of 4 populations
On SNPedia
rs334(A;T)Minus strand
Gene
HBB

Frequency

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

  • Yoruba (Nigeria)23%
  • European ancestry (Utah)0%
  • Han Chinese (Beijing)0%
  • Japanese (Tokyo)0%

Other genotypes of rs334

  1. T;TGoodnormal alleleTypical · 0.094% of people
  2. AG;AGGoodcommon in clinvarTypical · 0.00% of people
  3. A;AMost notableBadsickle cell anemiaVery important · 5.00% of people

All about rs334

Source and license

Adapted from rs334(A;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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.