Compound as reactive (2)
5-dehydro-D-gluconate → L-threo-tetruronate + glycolaldehyde
D-gluconate + NADP+ ← 5-dehydro-D-gluconate + NADPH + H+
Compound as product (2)
L-idonate + NAD+ → 5-dehydro-D-gluconate + NADH + H+
L-idonate + NADP+ → 5-dehydro-D-gluconate + NADPH + H+
Reversible reaction (4)
NAD(P)+ + L-idonate ↔ 5-dehydro-D-gluconate + NAD(P)H + H+
5-dehydro-D-gluconate + NADP+ ↔ NADPH + 2,5-didehydro-D-gluconate + H+
D-gluconate + NAD(P)+ ↔ 5-dehydro-D-gluconate + NAD(P)H + H+
D-gluconate + NAD+ ↔ 5-dehydro-D-gluconate + NADH + H+