To preserve genome stability, BRCA1 must be recruited to sites of DNA damage, where BRCA1 facilitates repair of double-strand DNA breaks (DSBs). In this issue of Cancer Cell, Li and Yu report that BRCA1 recruitment involves a novel interaction between its partner protein BARD1 and poly(ADP-ribose) chains at the DSB.
Copyright © 2013 Elsevier Inc. All rights reserved.