4-Methylaminobutanoate oxidase (formaldehyde-forming)

4-methylaminobutanoate oxidase (formaldehyde-forming) (, mabO (gene)) is an enzyme with systematic name 4-methylaminobutanoate:oxygen oxidoreductase (formaldehyde-forming). This enzyme catalyses the following chemical reaction


 * 4-methylaminobutanoate + O2 + H2O $$\rightleftharpoons$$ 4-aminobutanoate + formaldehyde + H2O2

This enzyme is a flavoprotein (FAD).