rs231775(A;A)

No increased risk of autoimmune thyroid disease

Magnitude
1.0Minor
Repute
Good
Frequency
31%Average of 11 populations
On SNPedia
rs231775(A;A)
Gene
CTLA4

Frequency

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

  • Tuscan53%
  • Gujarati Indian50%
  • Yoruba (Nigeria)40%
  • Mexican ancestry (Los Angeles)38%
  • European ancestry (Utah)36%
  • African ancestry (Southwest US)33%
  • Luhya (Kenya)30%
  • Maasai (Kenya)26%
  • Japanese (Tokyo)13%
  • Chinese (Denver)12%
  • Han Chinese (Beijing)9%

Other genotypes of rs231775

  1. A;GBad1.5x risk of autoimmune thyroiditisMinor · 1.547% of people
  2. G;GMost notableBad2.3x risk of Hashimoto's thyroiditis, 1.47x risk of Graves' diseaseWorth knowing · 2.322% of people

All about rs231775

Notes

From SNPedia

see text at rs231775

Source and license

Adapted from rs231775(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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.