Compound as reactive (2)
H2O + aldehydo-D-galacturonate + NAD+ → 2 H+ + NADH + D-galactarate
aldehydo-L-galactonate + NADP+ ← NADPH + aldehydo-D-galacturonate + H+
Compound as product (1)
β-D-galacturonate → aldehydo-D-galacturonate
Reversible reaction (1)
aldehydo-D-galacturonate ↔ D-tagaturonate