deamidation

D2E1A1M3I1D2A1T1I1O1N1

noun

The conversion of glutamine, asparagine, glutamine residues in a polypeptide to glutamic acid or aspartic acid by treatment with strong acid, transamidase or deamidase.

OriginEnglish amidation ← Latin dē- ← Proto-Italic *dē →
Scrabble 15
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Meanings

noundeamidation (countable and uncountable, plural deamidations)

plural deamidations

  1. countableuncountablebiochemistryThe conversion of glutamine, asparagine, glutamine residues in a polypeptide to glutamic acid or aspartic acid by treatment with strong acid, transamidase or deamidase.
  2. countableuncountablechemistryConversion of an amide to a carboxylic acid.

Synonyms & antonyms

Also see
deamidization

Origin

  1. Proto-Indo-European*de
  2. Proto-Indo-European*déh₁
  3. Proto-Italic*dē
  4. Latindē
  5. Latindē-
  6. Englishde-
  7. Englishamidation
  8. Englishdeamidation

From de- + amidation.

Full word history & related roots →
Cite this entry
APA

deamidation. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/deamidation

MLA

“deamidation.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/deamidation. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “deamidation,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/deamidation.

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