Hydroxylation of tryptophan by phenylalanine hydroxylase.
D004798:Enzymes / Q000378:metabolism*; D006900:Hydroxylation; D010651:Phenylalanine Hydroxylase; D014364:Tryptophan / Q000378:metabolism*
D004798:Enzymes; D014364:Tryptophan; D010651:Phenylalanine Hydroxylase
ENZYMES/metabolism; TRYPTOPHAN/metabolism