rs1047376

A SNP in the ABCA4 gene on chromosome 1. Its most notable genotype is A;G: Carrier of a mutation for Stargardt disease

Gene
ABCA4
Location
Chr 194,041,354 (GRCh38)
Highest magnitude
3.0Important
Tested on
AncestryDNA

Genotypes

Plus strand, as in 23andMe and AncestryDNA files.

  1. A;GMost notableBadCarrier of a mutation for Stargardt diseaseImportant · 3.00% of people
  2. A;AGoodcommon in clinvarTypical · 0.0100% of people

SNPedia records rs1047376 on the minus strand: (C;T), (T;T). 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.

  • AverageA;G 0% A;A 100%
  • European ancestry (Utah)A;G 0% A;A 100%
  • Han Chinese (Beijing)A;G 0% A;A 100%
  • Japanese (Tokyo)A;G 0% A;A 100%
  • Yoruba (Nigeria)A;G 0% A;A 100%

Notes

From SNPedia

Notes

A;G

Unaffected in absence of another pathogenic ABCA4 gene mutation

Source and license

Adapted from rs1047376 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.