Term Name:	pteridine reductase activity
Synonyms:	5,6,7,8-tetrahydrobiopterin:NADP+ oxidoreductase activity, dihydrobiopterin reduction, pteridine reductase 1 activity, PTR1, ptr1 activity
Definition:	Catalysis of the reaction: 5,6,7,8-tetrahydrobiopterin + 2 NADP+ = biopterin + 2 H+ + 2 NADPH.
Ontology:	GO: Molecular Function [GO:0047040]    QuickGO    AmiGO