BRCA1 (BReast CAncer type 1 susceptibility, BRCT domain) DNA repair enzyme. Certain mutations in the BRCA1 gene are associated with increased breast cancer risk.

BRCA1 (BReast CAncer type 1 susceptibility, BRCT domain) DNA repair enzyme. Certain mutations in the BRCA1 gene are associated with increased breast cancer risk. BRCA1: cartoon model, semi-transparent surface. Phosphoserine containing peptide: ball-and-stick model. Detail.