rs764168489

A SNP in the CTNS gene on chromosome 17. Its most notable genotype is C;T: Carrier of a cystinosis mutation

Gene
CTNS
Location
Chr 173,656,569 (GRCh38)
Highest magnitude
3.0Important
Tested on
23andMe, AncestryDNA

Genotypes

As shown in 23andMe and AncestryDNA files.

  1. C;TMost notableBadCarrier of a cystinosis mutationImportant · 3.0
  2. T;TGoodcommon in clinvarTypical · 0.0

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

Other CTNS SNPs

All CTNS SNPs

Notes

From SNPedia

Notes

C;T

Unaffected in absence of a second CTNS gene mutation

Source and license

Adapted from rs764168489 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.