Endogenous DNA 3′ Blocks Are Vulnerabilities for BRCA1 and BRCA2 Deficiency and Are Reversed by the APE2 Nuclease

Alejandro Álvarez-Quilón, Jessica L. Wojtaszek, Marie‐Claude Mathieu, Tejas Patel, C. Denise Appel, Nicole Hustedt, Silvia Emma Rossi, Bret D. Wallace, Dheva Setiaputra, Salomé Adam, Yota Ohashi, Henrique Melo, Tiffany Cho, Christian Gervais, Iván Muñoz, Eric Grazzini, Jordan T.F. Young, John Rouse, Michael Zinda, R. Scott Williams, Daniel Durocher