As you may have noticed, above you will find words for "Self-ubiquitination by an ubiquitinating enzyme, usually an E3 or E4 ubiquitin ligase. This activity can be direct, as in monoubiquitin of a lysine residue on the E3 or E4 itself, or indirect, through addition of ubiquitin to an existing polyubiquitin chain that is attached to the E3 or E4.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.