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de- +‎ amidation


deamidation (countable and uncountable, plural deamidations)

  1. (biochemistry) The conversion of glutamine, asparagine, glutamine residues in a polypeptide to glutamic acid or aspartic acid by treatment with strong acid, transamidase or deamidase.
  2. (organic chemistry) Conversion of an amide to a carboxylic acid.


  • Berti C, Roncoroni L, Falini ML, et al. Celiac-related properties of chemically and enzymatically modified gluten proteins. J. Agric. Food Chem. 55(6):2482–8 .March, 2007. pubmed17311397 doi10.1021/jf062623n
  • Shimoyama M, Tanigawa Y, Ito T, Murashima R, Ueda I, Tomoda T. Nicotinamide deamidation by microorganisms in rat stomach. J. Bacteriol. 108(1):191–5. October 1971 pubmed4330735 pmc247050