part of part of has input has input has output has output process reaction D-fructose + D-glucose = D-glucono-1,5-lactone + D-sorbitol 1 1 1 1 1 reaction KEGG:R00874 UPa:UCR00874 RHEA:20640 METACYC:1.1.99.28-RXN D-sorbitol from D-fructose and D-glucose: step 1/1 D-glucose D-fructose D-glucono-1,5-lactone D-sorbitol