L-amino-acid oxidase activity https://github.com/geneontology/go-ontology/issues/30193 L-amino-acid:oxygen oxidoreductase (deaminating) GO:0001716 Reactome:R-HSA-2160492 ophio-amino-acid oxidase activity RHEA:61284 EC:1.4.3.2 RHEA:51404 RHEA:19025 RHEA:61236 RHEA:61276 RHEA:61232 MetaCyc:L-AMINO-ACID-OXIDASE-RXN RHEA:61248 RHEA:60996 RHEA:61244 Catalysis of the reaction: an L-alpha-amino acid + H2O + O2 = a 2-oxocarboxylate + H2O2 + NH4+. RHEA:13781 RHEA:61260 RHEA:61256 RHEA:61252 RHEA:61272 molecular_function RHEA:61224 RHEA:61268 RHEA:61344 RHEA:61264 RHEA:61228 primary methylamine oxidase activity