rs231775(A;G)

1.5x risk of autoimmune thyroiditis

Magnitude
1.5Minor
Repute
Bad
Frequency
47%Average of 11 populations
On SNPedia
rs231775(A;G)
Gene
CTLA4

Frequency

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

  • African ancestry (Southwest US)54%
  • Mexican ancestry (Los Angeles)52%
  • European ancestry (Utah)50%
  • Japanese (Tokyo)49%
  • Maasai (Kenya)49%
  • Luhya (Kenya)46%
  • Yoruba (Nigeria)46%
  • Han Chinese (Beijing)44%
  • Chinese (Denver)43%
  • Tuscan42%
  • Gujarati Indian41%

Other genotypes of rs231775

  1. A;AGoodno increased risk of autoimmune thyroid diseaseMinor · 1.031% 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;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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.