GTP CyclohydrolaseBiopterinMethenyltetrahydrofolate CyclohydrolasePterinsAminohydrolasesPteridinesPhosphorus-Oxygen LyasesHypoxanthinesDystoniaMethylenetetrahydrofolate Dehydrogenase (NADP)Guanosine TriphosphateNucleotide DeaminasesNeopterinFormate-Tetrahydrofolate LigaseParaparesis, SpasticDystonic Disorders