1 Foghorn Therapeutics, 500 Technology Square Suite 700, Cambridge, MA 02139, USA. Electronic address: ddaniels@foghorntx.com.
2 MRC Protein Phosphorylation and Ubiquitylation Unit, School of Life Sciences, University of Dundee, Dundee, DD1 5EH, UK. Electronic address: g.sapkota@dundee.ac.uk.
3 Center for Protein Degradation, Dana-Farber Cancer Institute, Boston, MA 02215, USA; Department of Biological Chemistry and Molecular Pharmacology, Harvard Medical School, Boston, MA 02215, USA. Electronic address: lyn_jones@dfci.harvard.edu.