title: Atypical PKU with normal phenylalanine hydroxylase and dihydropteridine reductase activity in vitro.
mesh_terms: D001708:Biopterins / Q000172:deficiency*; D002648:Child; D004093:Dihydropteridine Reductase / Q000378:metabolism; D006801:Humans; D008099:Liver / Q000378:metabolism; D010651:Phenylalanine Hydroxylase / Q000378:metabolism; D010661:Phenylketonurias / Q000209:etiology / Q000378:metabolism*; D011621:Pteridines / Q000172:deficiency*
chemical_list: D011621:Pteridines; D001708:Biopterins; D010651:Phenylalanine Hydroxylase; D004093:Dihydropteridine Reductase