rs1401492

A SNP in the CACNA1D gene on chromosome 3. Its most notable genotype is C;C: common in complete genomics

Gene
CACNA1D
Location
Chr 353,646,097 (GRCh38)
Highest magnitude
0.0Typical
Tested on
23andMe, FamilyTreeDNA
Minor allele frequency
5%

Genotypes

Plus strand, as in 23andMe and AncestryDNA files.

  1. C;CMost notableGoodcommon in complete genomicsTypical · 0.087% of people

SNPedia records rs1401492 on the minus strand: (G;G). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.

Frequency

Share of each genotype in 6 HapMap populations.

  • AverageC;C 87%
  • European ancestry (Utah)C;C 98%
  • Han Chinese (Beijing)C;C 78%
  • Japanese (Tokyo)C;C 85%
  • Yoruba (Nigeria)C;C 80%
  • Gujarati IndianC;C 93%
  • Maasai (Kenya)C;C 90%

Other CACNA1D SNPs

All CACNA1D SNPs

Source and license

Adapted from rs1401492 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.