Enzymatic reactions [BR:br08201]
1. Oxidoreductase reactions
1.2 Acting on the aldehyde or oxo group of donors
1.2.1 With NAD+ or NADP+ as acceptor
1.2.1.41
R03313 L-Glutamate 5-semialdehyde + Orthophosphate + NADP+ <=> L-Glutamyl 5-phosphate + NADPH + H+