alanine

noun Biochemistry.

1. any of several isomers of a colorless, crystalline, water-soluble amino acid, CH3CH(NH2)COOH, found in many proteins and produced synthetically: used chiefly in biochemical research. Abbreviation: Ala; Symbol: A

noun

1. a nonessential aliphatic amino acid that occurs in many proteins

n.

1. A crystalline amino acid that is a constituent of many proteins.

1. A nonessential amino acid. Chemical formula: C3H7NO2. See more at amino acid.