Compound as reactive (1)
H2O + D-xylono-1,5-lactone → D-xylonate + H+
Compound as product (1)
D-xylopyranose + NAD(P)+ → D-xylono-1,5-lactone + NAD(P)H + H+
Reversible reaction (2)
α-D-xylopyranose + NAD+ ↔ D-xylono-1,5-lactone + NADH + H+
α-D-xylopyranose + NADP+ ↔ D-xylono-1,5-lactone + NADPH + H+