rs1799950(C;T)

Very slightly increased breast cancer risk

Magnitude
1.5Minor
Repute
Bad
Frequency
2%Average of 4 populations
On SNPedia
rs1799950(A;G)Minus strand
Gene
BRCA1

Frequency

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

  • European ancestry (Utah)8%
  • Han Chinese (Beijing)<1%
  • Japanese (Tokyo)0%
  • Yoruba (Nigeria)0%

Other genotypes of rs1799950

  1. T;TGoodnormal breast cancer riskTypical · 0.098% of people
  2. C;CMost notableBadvery slightly increased breast cancer riskWorth knowing · 2.00% of people

All about rs1799950

Source and license

Adapted from rs1799950(A;G) 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.