rs782041940

A SNP in the ABCD1 gene on chromosome X. Its most notable genotype is A;G: Carrier of of X-linked adrenoleukodystrophy mutation; AMN symptoms possible

Gene
ABCD1
Location
Chr X153,743,255 (GRCh38)
Highest magnitude
4.4Very important
Tested on
Not on consumer chips

Genotypes

As shown in 23andMe and AncestryDNA files.

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

Notes

From SNPedia

Notes

c.1900G>A (p.Ala634Thr) Note that c.1900G>T is considered a variant of uncertain significance in the ALD Mutation Database

Source and license

Adapted from rs782041940 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.