The stereoisomer D-phenylalanine (DPA) is usually made by common organic and natural synthesis, both as a single enantiomer or to be a part in the racemic combination. It does not take part in protein biosynthesis although it is found in proteins in tiny amounts - notably aged proteins and food https://keeganqpmkg.digitollblog.com/31323378/top-guidelines-of-o-dsmt