1.5.3.19 4-methylaminobutanoate oxidase (formaldehyde-forming) - 1.5.3.2 N-methyl-L-amino-acid oxidase - 1.5.3.20 N-alkylglycine oxidase - 1.5.3.21 4-methylaminobutanoate oxidase (methylamine-forming) - 1.5.3.22 coenzyme F420H2 oxidase - 1.5.3.23 glyphosate oxidoreductase - 1.5.3.24 sarcosine oxidase (5,10-methylenetetrahydrofolate-forming) - 1.5.3.25 fructosyl amine oxidase (glucosone-forming) - 1.5.3.26 fructosyl amine oxidase (fructosamine-forming) - 1.5.3.3 spermine oxidase deleted