erythrose 4-phosphate/phosphoenolpyruvate family amino acid
erythrose 4-phosphate/phosphoenolpyruvate family amino acid
An <small>L</small>-α-amino acid which is biosynthesised from erythrose 4-phosphate and phosphoenolpyruvate (i.e. phenylalanine, tyrosine, and tryptophan). A closed class.