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BRCA2 gene

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A gene that makes a protein that repairs damaged DNA. Mutations (changes) in the BRCA2 gene significantly increase the risk of developing breast and ovarian cancer. These mutations can also increase the risk of developing other types of cancer, such as prostate cancer and pancreatic cancer. The BRCA2 gene is located on chromosome 13, which is 1 of the 23 pairs of chromosomes in human cells.
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