rs864321631

A SNP in the TAF1 gene on chromosome X. Its most notable genotype is C;C: Mental retardation, syndromic 33, X-linked

Gene
TAF1
Location
Chr X71,392,653 (GRCh38)
Highest magnitude
8.3Very important
Tested on
AncestryDNA

Genotypes

As shown in 23andMe and AncestryDNA files.

  1. C;CMost notableBadMental retardation, syndromic 33, X-linkedVery important · 8.3
  2. C;GBadCarrier of a mutation for an X-linked form of mental retardation, syndromic 33Important · 3.0
  3. G;GGoodcommon in clinvarTypical · 0.0

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

Other TAF1 SNPs

All TAF1 SNPs

Notes

From SNPedia

Notes

c.2926G>C (p.Asp976His)

C;C

see TAF1

C;G

Unaffected in absence of another mutation in the TAF1 gene; see TAF1

Source and license

Adapted from rs864321631 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.