rs121908026

A SNP in the LDLR gene on chromosome 19. Its most notable genotype is C;T: Familial Hypercholesterolemia

Gene
LDLR
Location
Chr 1911,105,436 (GRCh38)
Highest magnitude
5.0Very important
Tested on
AncestryDNA

Genotypes

As shown in 23andMe and AncestryDNA files.

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

Notes

From SNPedia

Notes

aka c.530C>T, p.Ser177Leu or S177L; also known as FH Puerto Rico reported in ClinVar as pathogenic for familial hypercholesterolemia and therefore increased risk for coronary artery disease

Source and license

Adapted from rs121908026 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.