Immunogen sequence: GRNHQGPKRA RESQDRKIFR GLEICCYGPF TNMPTDQLEW MVQLCGASVV KELSSFTLGT GVHPIVVVQP DA. BRCA1 (breast and ovarian cancer susceptibility protein 1) is a nuclear phosphoprotein that plays a role in maintaining genomic stability and acts as a t