rs121909569

A SNP in the SERPINC1 gene on chromosome 1. Its most notable genotype is A;G: Venous thromboembolism association/risk

Gene
SERPINC1
Location
Chr 1173,911,981 (GRCh38)
Highest magnitude
7.0Very important
Tested on
AncestryDNA

Genotypes

Plus strand, as in 23andMe and AncestryDNA files.

SNPedia records rs121909569 on the minus strand: (C;T), (T;T). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.

Conditions, medicines and genes

Notes

From SNPedia

Notes

aka c.442T>C (p.Ser148Pro or S148P) The Ser148Pro mutation was reported to be relatively prevalent among Korean venous thromboembolism patients screened for thrombophilia.

A;G

see text and links via main rs-page

Source and license

Adapted from rs121909569 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.