i5005579

A SNP in the BRCA2 gene on chromosome 13. Its most notable genotype is C;T: BRCA2 variant pathogenic for breast cancer; see also Fanconi anemia association

Gene
BRCA2
Location
Chr 1332,930,658 (GRCh38)
Highest magnitude
5.0Very important
Tested on
23andMe

Genotypes

As shown in 23andMe and AncestryDNA files.

On SNPedia: (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

For information about causal/pathogenic BRCA2 mutations and what they imply about the odds of developing breast cancer, please see the BRCA2 page and links from that page.

C;T

see rs80358979

Source and license

Adapted from i5005579 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 Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice.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.