| EC:1.1.1.19 Glucuronate reductase. | TG | PF | CP | HS |
| EC:1.1.1.20 Glucuronolactone reductase. | TG | PF | CP | HS |
| EC:1.1.1.46 L-arabinose 1-dehydrogenase. | TG | PF | CP | HS |
| EC:1.1.1.122 D-threo-aldose 1-dehydrogenase. | TG | PF | CP | HS |
| EC:1.1.1.129 L-threonate 3-dehydrogenase. | TG | PF | CP | HS |
| EC:1.1.1.- | TG | PF | CP | HS |
| EC:1.1.3.8 L-gulonolactone oxidase. | TG | PF | CP | HS |
| EC:1.1.3.24 L-galactonolactone oxidase. | TG | PF | CP | HS |
| EC:1.2.1.3 Aldehyde dehydrogenase (NAD+). | TG | PF | CP | HS |
| EC:1.2.1.26 2,5-dioxovalerate dehydrogenase. | TG | PF | CP | HS |
| EC:1.3.2.3 Galactonolactone dehydrogenase. | TG | PF | CP | HS |
| EC:1.6.5.4 Monodehydroascorbate reductase (NADH). | TG | PF | CP | HS |
| EC:1.8.5.1 Glutathione dehydrogenase (ascorbate). | TG | PF | CP | HS |
| EC:1.10.3.3 L-ascorbate oxidase. | TG | PF | CP | HS |
| EC:1.11.1.11 L-ascorbate peroxidase. | TG | PF | CP | HS |
| EC:1.13.11.13 Ascorbate 2,3-dioxygenase. | TG | PF | CP | HS |
| EC:1.14.-.- | TG | PF | CP | HS |
| EC:3.1.1.15 L-arabinonolactonase. | TG | PF | CP | HS |
| EC:3.1.1.17 Gluconolactonase. | TG | PF | CP | HS |
| EC:3.1.1.19 Uronolactonase. | TG | PF | CP | HS |
| EC:3.1.1.25 1,4-lactonase. | TG | PF | CP | HS |
| EC:3.7.1.- | TG | PF | CP | HS |
| EC:4.1.1.- | TG | PF | CP | HS |
| EC:4.1.2.20 2-dehydro-3-deoxyglucarate aldolase. | TG | PF | CP | HS |
| EC:4.2.1.25 L-arabinonate dehydratase. | TG | PF | CP | HS |
| EC:4.2.1.40 Glucarate dehydratase. | TG | PF | CP | HS |
| EC:4.2.1.41 5-dehydro-4-deoxyglucarate dehydratase. | TG | PF | CP | HS |
| EC:4.2.1.42 Galactarate dehydratase. | TG | PF | CP | HS |
| EC:4.2.1.43 2-dehydro-3-deoxy-L-arabinonate dehydratase. | TG | PF | CP | HS |