rs6656401(A;A)

1.18x increased risk for late-onset Alzheimer’s

Magnitude
1.5Minor
Repute
Bad
Frequency
1%Average of 9 populations
On SNPedia
rs6656401(A;A)
Gene
CR1

Frequency

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

  • European ancestry (Utah)9%
  • Tuscan3%
  • Gujarati Indian1%
  • Han Chinese (Beijing)0%
  • Japanese (Tokyo)0%
  • Yoruba (Nigeria)0%
  • Chinese (Denver)0%
  • Luhya (Kenya)0%
  • Mexican ancestry (Los Angeles)0%

Other genotypes of rs6656401

  1. A;GBad1.18x increased risk for late-onset Alzheimer’sMinor · 1.514% of people
  2. G;GGoodcommon/normalTypical · 0.084% of people

All about rs6656401

Source and license

Adapted from rs6656401(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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.