cysteine
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English
[edit]Etymology
[edit]An alteration of cystine.
Pronunciation
[edit]Noun
[edit]cysteine (countable and uncountable, plural cysteines)
- (biochemistry) A sulphur-containing nonessential amino acid C3H7NO2S found in most animal proteins; it readily oxidizes to cystine.
Usage notes
[edit]When used as the name of a substance, this noun is uncountable, but when used as the name of individual molecules, it is countable.
Synonyms
[edit]- E910 when used as a food additive
- E920 when used as an improving agent
- Cys when viewed as a monomer in proteins
Related terms
[edit]Translations
[edit]nonessential amino acid
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