Tetrahydrofolate biosynthesis, mediated by PTPS, GTP => THF
Brite
Enzymatic reactions [BR:br08201]
1. Oxidoreductase reactions
1.5 Acting on the CH-NH group of donors
1.5.1 With NAD+ or NADP+ as acceptor
1.5.1.3
R00936 Tetrahydrofolate + NAD+ <=> Dihydrofolate + NADH + H+