autoubiquitination

noun

Self-ubiquitination by a 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.

Scrabble 29
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounautoubiquitination (uncountable)
  1. uncountablebiochemistrySelf-ubiquitination by a 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.

Synonyms & antonyms

Also see
selfubiquitination

Origin

From auto- + ubiquitination.

Full word history & related roots →
Cite this entry
APA

autoubiquitination. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/autoubiquitination

MLA

“autoubiquitination.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/autoubiquitination. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “autoubiquitination,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/autoubiquitination.

Source: autoubiquitination on Wiktionary, CC BY-SA 4.0.