The replicative helicase CMG is targeted for removal or proteolysis by the E3 ubiquitin ligase TRAIP. This study describes how the de-ubiquitylating enzyme USP37 protects genome stability by preventing premature TRAIP-dependent CMG unloading when replication stress impedes timely termination.
- Olga V. Kochenova
- Giuseppina D’Alessandro
- Stephen P. Jackson