I'm super excited to share our study in collaboration with @jnpruneda.bsky.social, published today in @embojournal.org! We show that PARPs are modified with a non-canonical ester-linked mono-ADP-ribosylated ubiquitin species for the first time in cells: www.embopress.org/doi/full/10....
imageimageCertain E3 ligases have been found to ubiquitylate hydroxyl groups on free NAD+ and
ADP-ribose in vitro, but the in vivo occurrence of this dual post-translational modification
has remained ...
