title: Penylalanine hydroxylation in phenylketonuria.
mesh_terms: D002648:Child; D006801:Humans; D010649:Phenylalanine / Q000097:blood; D010651:Phenylalanine Hydroxylase / Q000378:metabolism*; D010661:Phenylketonurias / Q000097:blood / Q000201:enzymology*; D014443:Tyrosine / Q000097:blood
chemical_list: D014443:Tyrosine; D010649:Phenylalanine; D010651:Phenylalanine Hydroxylase