Mitochondrial fatty acid beta-oxidation

Mitochondrial fatty acid beta-oxidation is a fundamental metabolic pathway in which fatty acid molecules are broken down within the mitochondrial matrix to generate acetyl-CoA, NADH, and FADH₂, yielding energy in the form of ATP through the tricarboxylic acid (TCA) cycle and electron transport chain[1][2][3][5][9]. The process involves sequential action of several enzyme families—primarily acyl-CoA dehydrogenases, enoyl-CoA hydratase, hydroxyacyl-CoA dehydrogenase, and ketoacyl-CoA thiolase[1][2][8]. These enzymes act on fatty acid substrates of different chain lengths, ultimately shortening the carbon chain by two carbons per cycle and liberating acetyl-CoA units[1][3]. This pathway is essential for energy homeostasis, especially during fasting, exercise, or carbohydrate deprivation[5]. Inherited or acquired defects in beta-oxidation can result in severe metabolic derangements, affecting multiple organ systems, most notably liver, muscle, and brain[9]. Note: - This entry represents a metabolic pathway, not a single molecular target (protein, enzyme, transporter, or receptor); therefore, it is not typically classified as a "therapeutic target" in the conventional sense[1][3][9]. - If your intent is to focus on a specific enzyme complex (e.g., mitochondrial trifunctional protein or a particular acyl-CoA dehydrogenase isoform), please refine your query to that protein for structured target mapping.

Other names

Fatty acid beta-oxidationBeta-oxidationMitochondrial beta-oxidation

Enzyme cofactors or activators (e.g., riboflavin as a cofactor for acyl-CoA dehydrogenases); Inhibition of substrate transport (e.g., carnitine palmitoyltransferase inhibitors block entry of fatty acids into mitochondria)