Unknown
Unknown
GTP
cyclohydrolase
GTP
cyclohydrolase
GTP
cyclohydrolase
GTP
cyclohydrolase
6-pyruvoyl
tetrahydrobiopterin
synthase
Sepiapterin
reductase
Sepiapterin
reductase
Aldose reductase
Carbonyl
reductase [NADPH]
1
Sepiapterin
reductase
Carbonyl
reductase [NADPH]
1
Sepiapterin
reductase
Dihydrofolate
reductase
Sepiapterin
reductase
Dihydropteridine
reductase
Guanosine
triphosphate
Formamidopyrimidine
nucleoside
triphosphate
H2O
2,5-
Diaminopyrimidine
nucleoside
triphosphate
Formic acid
H2O
Formic acid
2,5-Diamino-6-
(5'-
triphosphoryl-
3',4'-
trihydroxy-2'-
oxopentyl)-
amino-4-
oxopyrimidine
Dihydroneopterin
triphosphate
H2O
Dyspropterin
PPPi
NADP
NADPH
1-hydroxy-2-
Oxopropyl
tetrahydropterin
NADP
6-
Lactoyltetrahydropterin
NADPH
NADP
NADPH
Sepiapterin
NADPH
7,8-
Dihydroneopterin
NADP
NADP
NADPH
NADP
Tetrahydrobiopterin
NADPH
NADPH
NADP
H2O
Neopterin
NAD
NADH
Dihydrobiopterin
NADPH
NADP
Zinc
Zinc
Zinc
Zinc
Zinc
Purine
Metabolism
Cytosol