rs28399499
A SNP in the CYP2B6 gene on chromosome 19. Its most notable genotype is T;T: common in complete genomics
- Gene
- CYP2B6
- Location
- Chr 1941,012,316 (GRCh38)
- Highest magnitude
- 0.0Typical
- Tested on
- 23andMe, AncestryDNA, FamilyTreeDNA
- Minor allele frequency
- 2%
Genotypes
As shown in 23andMe and AncestryDNA files.
On SNPedia: (T;T). Magnitude rates how notable a genotype is from 0 to 10, not how risky it is.
Frequency
Share of each genotype in 5 HapMap populations.
- AverageT;T 89%
- Yoruba (Nigeria)T;T 78%
- African ancestry (Southwest US)T;T 84%
- Luhya (Kenya)T;T 86%
- Mexican ancestry (Los Angeles)T;T 98%
- Maasai (Kenya)T;T 97%
Related
Source and license
Adapted from rs28399499 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.