glycine

(glīˈsēnˌ, -sĭn)

1. A sweet-tasting crystalline nonessential amino acid, C₂H₅NO₂, that is the principal amino acid occurring in sugar cane. The simplest amino acid found in protein, it is derived from the alkaline hydrolysis of gelatin and used in biochemical research and medicine.
2. Variant of glycin.