| MMDBr0013019 | Choline | Glycine betaine | Choline oxidase | Oxidation | RHEA | 34755880 |
| MMDBr0013064 | 4-hydroxybenzoyl-CoA | 4-Hydroxybenzoic acid | 4-hydroxybenzoyl-CoA thioesterase | Hydrolysis | RHEA | 34755880 |
| MMDBr0013615 | Water | Formaldehyde | Dimethylglycine oxidase | Oxidation | RHEA | 34755880 |
| MMDBr0014094 | Water | 5-Hydroxyisourate | Uric acid degradation bifunctional protein | Oxidation; Hydration | RHEA | 34755880 |
| MMDBr0014251 | (6R)-5,10-methylene-5,6,7,8-tetrahydrofolic acid | 5,10-Methenyltetrahydrofolate | C-1-tetrahydrofolate synthase, cytoplasmic | Synthesis | RHEA | 34755880 |
| MMDBr0014369 | 5,10-Methenyltetrahydrofolate | (6S)-10-formyltetrahydrofolic acid | C-1-tetrahydrofolate synthase, cytoplasmic | Reversible cyclization | RHEA | 34755880 |
| MMDBr0014572 | Water | Hydrogen peroxide | Copper amine oxidase 1 | Oxidation | RHEA | 34755880 |
| MMDBr0015848 | D-Psicose | keto-D-fructose | D-psicose 3-epimerase | Epimerization | RHEA | 34755880 |
| MMDBr0015885 | D-Tagatose | keto-D-sorbose | D-tagatose 3-epimerase | Epimerization | RHEA | 34755880 |
| MMDBr0016145 | (6S)-5,6,7,8-tetrahydrofolic acid | (6R)-5,10-methylene-5,6,7,8-tetrahydrofolic acid | Dimethylglycine oxidase | Oxidation | RHEA | 34755880 |
| MMDBr0016552 | D-Ribulose | D-Xylulose | D-tagatose 3-epimerase | Epimerization | RHEA | 34755880 |
| MMDBr0016646 | L-Ribulose | L-Threo-2-pentulose | 5-keto-L-gluconate epimerase | Epimerization | RHEA | 34755880 |
| MMDBr0017142 | keto-L-tagatose | keto-L-sorbose | Ketose 3-epimerase | Epimerization | RHEA | 34755880 |
| MMDBr0017143 | L-allulose | keto-L-fructose | Ketose 3-epimerase | Epimerization | RHEA | 34755880 |
| MMDBr0017905 | Chorismate | 2-Aminobenzoic acid | Aminodeoxychorismate/anthranilate synthase component 2 | Synthesis | RHEA | 34755880 |
| MMDBr0024525 | Water | Hydrogen peroxide | Phenylethylamine oxidase | Oxidation | RHEA | 34755880 |
