rs6311(C;T)

Normal risk of sexual dysfunction when taking SSRI Antidepressants.

Magnitude
2.0Worth knowing
Repute
Good
Frequency
49%Average of 11 populations
On SNPedia
rs6311(C;T)
Gene
HTR2A

Frequency

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

  • Chinese (Denver)55%
  • Tuscan53%
  • European ancestry (Utah)52%
  • Mexican ancestry (Los Angeles)52%
  • Japanese (Tokyo)50%
  • Gujarati Indian50%
  • African ancestry (Southwest US)47%
  • Yoruba (Nigeria)46%
  • Maasai (Kenya)46%
  • Han Chinese (Beijing)45%
  • Luhya (Kenya)45%

Other genotypes of rs6311

  1. C;CMost notableBad3.6x increased risk of sexual dysfunction when taking SSRI Antidepressants.Important · 3.031% of people
  2. T;TGoodNormal (lower) risk of sexual dysfunction when taking SSRI Antidepressants.Worth knowing · 2.019% of people

All about rs6311

Source and license

Adapted from rs6311(C;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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.