WEE1 opposes APC/CCDH1 activity to promote S phase entry.
WEE1 phosphorylates and inhibits the activity of cyclin-dependent kinases to prevent mitotic entry and establish a G2 DNA damage checkpoint1-3. Consequently, WEE1 inhibitors have been developed to be synthetically lethal in TP53-mutated tumours that become reliant on this WEE1-mediated checkpoint, and such inhibitors a...