rs749210663
A SNP in the PTPRQ gene on chromosome 12. Its most notable genotype is -;A: Carrier for a recessive mutation for deafness
- Gene
- PTPRQ
- Location
- Chr 1280,669,467 (GRCh38)
- Highest magnitude
- 3.0Important
- Tested on
- Not on consumer chips
Genotypes
As shown in 23andMe and AncestryDNA files.
- -;AMost notableBadCarrier for a recessive mutation for deafness
- A;AGoodcommon/normal
On SNPedia: (-;A), (A;A). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.
Related
Conditions, medicines and genes
Other PTPRQ SNPs
- rs61729287C;TCarrier for a recessive mutation for deafnessImportant
- rs147541734C;TCarrier for a recessive mutation for deafnessImportant
- rs183258549A;GCarrier for a recessive mutation for deafnessImportant
- rs190166486A;GCarrier for a recessive mutation for deafnessImportant
- rs281865414C;TCarrier of a recessive mutation for deafnessImportant
Notes
From SNPedia
Notes
The rare (deletion) allele for this PTPRQ gene variant is reported to be causative for a recessive form of deafness; see PTPRQ for details and sources.
-;A
see PTPRQ gene for details
Source and license
Adapted from rs749210663 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.