Oxidase (null)

Oxidases are a subclass within the broader family of oxidoreductase enzymes, defined by their ability to catalyze oxidation-reduction reactions where molecular oxygen acts as an electron acceptor. This process results either directly in water formation or more commonly produces reactive oxygen species such as hydrogen peroxide. Notable members include NADPH oxidases, which generate superoxide crucial both for host defense mechanisms and pathological processes like cardiovascular remodeling; monoamine oxidases, which metabolize neurotransmitters; and cytochrome c oxidase involved in mitochondrial respiration. Because they regulate redox balance, signal transduction, metabolism, immune response, cell growth/death decisions—and because dysregulation leads directly to diseases including hypertension, cancer, neurodegeneration—they represent important therapeutic targets across multiple medical fields.[1][3][4] However, “oxidases” is not sufficiently precise when referring to drug targets; specificity at least at the gene/protein level is required for actionable biomedical information.

Other names

Oxidoreductase (broader class)NADPH oxidase (NOX)Monoamine oxidase (MAO)Cytochrome c oxidaseEC 1.1–1.99.x.x enzymes

Drugs targeting these enzymes typically act by: * Inhibiting electron transfer within the catalytic core, thus reducing ROS generation. * Blocking substrate binding sites. * Modulating regulatory subunits or post-translational modifications that control activity.