rs118204109
A SNP in the HMBS gene on chromosome 11. Its most notable genotype is T;T: Porphyria, acute intermittent
- Gene
- HMBS
- Location
- Chr 11119,091,515 (GRCh38)
- Highest magnitude
- 5.0Very important
- Tested on
- AncestryDNA
Genotypes
As shown in 23andMe and AncestryDNA files.
- C;CGoodcommon in clinvar
- C;TBadPorphyria, acute intermittent
- T;TMost notableBadPorphyria, acute intermittent
On SNPedia: (C;C), (C;T), (T;T). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.
Related
Other HMBS SNPs
- rs34413634T;TPorphyria, acute intermittentVery important
- rs118204094T;TPorphyria, acute intermittentVery important
- rs118204095A;APorphyria, acute intermittentVery important
- rs118204096A;APorphyria, acute intermittentVery important
- rs118204097T;TPorphyria, acute intermittentVery important
- rs118204098A;APorphyria, acute intermittentVery important
- rs118204099G;GPorphyria, acute intermittentVery important
- rs118204100A;APorphyria, acute intermittentVery important
Source and license
Adapted from rs118204109 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.