ID 1.1.1.57 DE fructuronate reductase. AN D-mannonate dehydrogenase. AN D-mannonate oxidoreductase. AN mannonic dehydrogenase. CA D-mannonate + NAD(+) = keto-D-fructuronate + NADH + H(+). CC -!- Also reduces D-tagaturonate. DR P39160, UXUB_ECOLI ; Q9WXS3, UXUB_THEMA ; //