NOT KNOWN FACTUAL STATEMENTS ABOUT TETRAHYDROBIOPTERINFUNCTION

R#60 (GPP): Begin planning early for changeover of BH4D patients to Grownup care in specialised centers. Multidisciplinary treatment need to be continued.Tetrahydrobiopterin (BH4) is undoubtedly an endogenous cofactor for some enzymatic conversions of important biomolecules, such as nitric oxide, and monoamine neurotransmitters, and to the metaboli