Acetyl CoA

Definition

Acetyl CoA (acetyl coenzyme A) is a molecule that participates in many biochemical reactions in protein, carbohydrate and lipid metabolism. Its main function is to deliver the acetyl group to the citric acid cycle (Krebs Cycle) to be oxidized for energy production.

Related terms

Coenzyme A: A non-protein chemical compound that is required for the enzyme's activity as a catalyst.

Citric Acid Cycle: Also known as Krebs Cycle, it's a series of chemical reactions used by all aerobic organisms to release stored energy through the oxidation of acetyl-CoA derived from carbohydrates, fats, and proteins into ATP and carbon dioxide.

Oxidation: The loss of electrons during a reaction by a molecule, atom or ion.