rs4956145

A SNP in the HADH gene on chromosome 4. Its most notable genotype is C;C.

Gene
HADH
Location
Chr 4108,009,883 (GRCh38)
Highest magnitude
0.0Typical
Tested on
23andMe, AncestryDNA, FamilyTreeDNA
Minor allele frequency
11%

Genotypes

As shown in 23andMe and AncestryDNA files.

  1. C;CMost notableNot ratedNo summary available.Typical · 0.077% of people
  2. T;TGoodcommon in clinvarTypical · 0.03% of people

On SNPedia: (C;C), (T;T). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.

Frequency

Share of each genotype in 11 HapMap populations.

  • AverageC;C 77% T;T 3%
  • European ancestry (Utah)C;C 81% T;T 0%
  • Han Chinese (Beijing)C;C 89% T;T 0%
  • Japanese (Tokyo)C;C 96% T;T 0%
  • Yoruba (Nigeria)C;C 39% T;T 16%
  • African ancestry (Southwest US)C;C 54% T;T 7%
  • Chinese (Denver)C;C 97% T;T 0%
  • Gujarati IndianC;C 87% T;T 1%
  • Luhya (Kenya)C;C 58% T;T 3%
  • Mexican ancestry (Los Angeles)C;C 97% T;T 0%
  • Maasai (Kenya)C;C 67% T;T 2%
  • TuscanC;C 86% T;T 1%

Other HADH SNPs

All HADH SNPs

Source and license

Adapted from rs4956145 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.