rs662(C;C)

Mixed; conflicting results reported related to stroke and CAD

Magnitude
1.3Minor
Repute
Not rated
Frequency
35%Average of 11 populations
On SNPedia
rs662(G;G)Minus strand
Gene
PON1

Frequency

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

  • Luhya (Kenya)66%
  • Yoruba (Nigeria)59%
  • Japanese (Tokyo)45%
  • African ancestry (Southwest US)42%
  • Maasai (Kenya)41%
  • Chinese (Denver)41%
  • Han Chinese (Beijing)35%
  • Mexican ancestry (Los Angeles)24%
  • Gujarati Indian16%
  • European ancestry (Utah)10%
  • Tuscan6%

Other genotypes of rs662

  1. T;TMost notableBad~2x higher risk of of coronary heart disease reported in some studies, but lower risk seen in other studiesWorth knowing · 2.022% of people
  2. C;TNot rated0.65x lower risk of ovarian cancer; higher risk of coronary heart disease in some studies; somewhat reduced PON catalytic efficiencyTypical · 0.043% of people

All about rs662

Notes

From SNPedia

see discussion at rs662

Source and license

Adapted from rs662(G;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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.