rs267607798

A SNP in the MLH1 gene on chromosome 3. Its most notable genotype is -;G: Lynch syndrome, pathogenic mutation

Gene
MLH1
Location
Chr 337,014,545 (GRCh38)
Highest magnitude
6.0Very important
Tested on
AncestryDNA

Genotypes

As shown in 23andMe and AncestryDNA files.

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

Source and license

Adapted from rs267607798 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.