Lexic.us

Definition of Cysteine

1. Noun. An amino acid containing sulfur that is found in most proteins; oxidizes on exposure to air to form cystine.

Definition of Cysteine

1. Noun. (amino acid) A sulphur-containing nonessential amino acid C₃H₇NO₂S found in most animal proteins; it readily oxidizes to cystine. ¹

¹ Source: wiktionary.com

Definition of Cysteine

1. an amino acid [n -S]

Medical Definition of Cysteine

1. The only amino acid to contain a thiol (SH) group. In intracellular enzymes the unique reactivity of this group is frequently exploited at the catalytic site. In extracellular proteins found only as _ cystine in disulphide bridges or fatty acylated. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Cysteine

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