1.4.3.1 D-aspartate oxidase - 1.4.3.10 putrescine oxidase - 1.4.3.11 L-glutamate oxidase - 1.4.3.12 cyclohexylamine oxidase - 1.4.3.13 protein-lysine 6-oxidase - 1.4.3.14 L-lysine oxidase - 1.4.3.15 D-glutamate(D-aspartate) oxidase - 1.4.3.16 L-aspartate oxidase - 1.4.3.17 tryptophan alpha,beta-oxidase transferred to EC 1.3.3.10 1.4.3.18 cytokinin oxidase deleted, not approved, cf. EC 1.5.99.12 1.4.3.19 glycine oxidase - 1.4.3.2 L-amino-acid oxidase - 1.4.3.20 L-lysine 6-oxidase - 1.4.3.21 primary-amine oxidase - 1.4.3.22 diamine oxidase - 1.4.3.23 7-chloro-L-tryptophan oxidase - 1.4.3.24 pseudooxynicotine oxidase - 1.4.3.25 L-arginine oxidase - 1.4.3.26 pre-mycofactocin synthase - 1.4.3.3 D-amino-acid oxidase - 1.4.3.4 monoamine oxidase - 1.4.3.5 pyridoxal 5'-phosphate synthase - 1.4.3.6 amine oxidase (copper-containing) deleted, this was classified on the basis of cofactor content rather than reaction catalysed and is now known to contain two distinct enzyme activities. It has been replaced by two enzymes, EC 1.4.3.21 (primary-amine oxidase) and EC 1.4.3.22 (diamine oxidase) 1.4.3.7 D-glutamate oxidase - 1.4.3.8 ethanolamine oxidase - 1.4.3.9 tyramine oxidase deleted, included in EC 1.4.3.4 1.4.3.B1 gamma-glutamylputrescine oxidase preliminary BRENDA-supplied EC number