. "Catalysis of the reaction: acyl-CoA + O2 = trans-2,3-dehydroacyl-CoA + hydrogen peroxide." . . "acyl-CoA oxidase activity" . "acyl coenzyme A oxidase activity" . "acyl-CoA:oxygen 2-oxidoreductase activity" . "fatty acyl-CoA oxidase activity" . "fatty acyl-coenzyme A oxidase activity" . . . . . .