title: Genetic disorders involving recycling and formation of tetrahydrobiopterin.
authors.affiliation: Laboratory of Neurochemistry, National Institute of Mental Health, Bethesda, Maryland 20892, USA.
authors.forename: S
authors.initials: S
authors.lastname: Kaufman
mesh_terms: D000592:Amino Acid Metabolism, Inborn Errors / Q000453:epidemiology / Q000235:genetics / Q000378:metabolism*; D001708:Biopterins / Q000031:analogs & derivatives* / Q000378:metabolism; D006801:Humans; D015994:Incidence; D007231:Infant, Newborn; D010649:Phenylalanine / Q000378:metabolism*; D010651:Phenylalanine Hydroxylase / Q000235:genetics; D010661:Phenylketonurias / Q000453:epidemiology / Q000378:metabolism*
chemical_list: D001708:Biopterins; D010649:Phenylalanine; D010651:Phenylalanine Hydroxylase; C003402:sapropterin