ID 1.1.1.365 DE D-galacturonate reductase. AN GalUR. CA L-galactonate + NADP(+) = aldehydo-D-galacturonate + H(+) + NADPH. CC -!- The enzyme from plants is involved in ascorbic acid (vitamin C) CC biosynthesis. CC -!- The enzyme from the fungus Trichoderma reesei (Hypocrea jecorina) is CC involved in a eukaryotic degradation pathway of D-galacturonate. CC -!- It is also active with D-glucuronate and glyceraldehyde. CC -!- Neither enzyme shows any activity with NADH. CC -!- Formerly EC 1.1.1.n9. DR O49133, GALUR_FRAAN; Q3ZFI7, GAR1_HYPJE ; //