All of the following enzymes are involved in oxidation - reduction reactions, except
Oxidoreductases (enzymes involved in oxidation - reduction reactions) are : dehydrogenases, oxidases, hydroperoxidases (catalase, peroxidase), oxygenases, reductases and hydroxylases (not hydrolases).
Dehydrogenases
Hydrolases
Oxygenases
Peroxidases