Amongst these, ‘breast cancer 1, early onset (BRCA1)’; ‘BRCA1 associated RING domain 1 (BARD1)’; ‘BRCA1 interacting protein C-terminal helicase 1 (BRIP1)’; ‘H2A histone family, member X (H2AFX)’ and RAD51. Here, BRCA1 is linked to cancer.