rs2298771

A SNP in the SCN1A gene on chromosome 2. Its most notable genotype is C;C: common in clinvar

Gene
SCN1A
Location
Chr 2166,036,278 (GRCh38)
Highest magnitude
0.0Typical
Tested on
23andMe, AncestryDNA
Minor allele frequency
21%

Genotypes

Plus strand, as in 23andMe and AncestryDNA files.

  1. C;CMost notableGoodcommon in clinvarTypical · 0.04% of people

SNPedia records rs2298771 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 4 HapMap populations.

  • AverageC;C 4%
  • European ancestry (Utah)C;C 14%
  • Han Chinese (Beijing)C;C 0%
  • Japanese (Tokyo)C;C 2%
  • Yoruba (Nigeria)C;C 2%

Other SCN1A SNPs

All SCN1A SNPs

Notes

From SNPedia

Notes

Imputation-based analysis of association studies: candidate regions and quantitative traits. Genetic variants and susceptibility to neurological complications following West Nile virus infection.

Source and license

Adapted from rs2298771 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.