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
1.2.1.88
R05051 L-erythro-4-Hydroxyglutamate + NADH + H+ <=> L-4-Hydroxyglutamate semialdehyde + NAD+ + H2O