| R04904 | [Fig] | 5-Hydroxyindoleacetaldehyde + O2 + H2O | <=> | 5-Hydroxyindoleacetate + O2 |
| R03871 | [Fig] | Methylmalonate + O2- | <=> | (S)-Methylmalonate semialdehyde + O2 + H2O |
| R02655 | [Fig] | Gentisate aldehyde + NAD+ + H2O | <=> | 2,5-Dihydroxybenzoate + NADH |
| R02657 | [Fig] | 2,5-Dihydroxybenzoate + H2O2 | <=> | Gentisate aldehyde + O2 + H2O |
| R04085 | [Fig] | 1-Methylnicotinamide + 2 O2 + 2 H2O | <=> | N'-Methyl-4-pyridone-5-carboxamide + N'-Methyl-2-pyridone-5-carboxamide + 2 H2O2 |
| R01709 | [Fig] | Pyridoxal + O2 + H2O | <=> | 4-Pyridoxate + O2- |
| R00635 | [Fig] | Aldehyde + O2 + H2O | <=> | Carboxylate + H2O2 |
| FAD | Haem | Molybdenum | Iron-sulfur |