Breakage and rearrangement of common fragile sites (CFSs) can cause genomic instability. Rosselli and colleagues demonstrate that the endonuclease subunit ERCC1 and the endonuclease MUS18–EME1 are recruited to FANCD2-binding CFSs in mitosis to mediate their processing.
- Valeria Naim
- Therese Wilhelm
- Filippo Rosselli