2. Cata bolism of fatty acid 口 Position: role of carnitine<肉(毒)碱> B-oxidation of fatty acid occurred in mitochondria while the activation of fatty acid is in cytosol Fatty acyl-CoA carnitine> fatty acyl-carnitine CoA ( fatty acyl-CoA: carnitine fatty acyl transferase) Fatty acyl-carnitine can permeate membrane of mitochondria (Fig.2. Catabolism of fatty acid ❑Position : role of carnitine <肉(毒)碱> -oxidation of fatty acid occurred in mitochondria, while the activation of fatty acid is in cytosol. Fatty acyl-CoA + carnitine → fatty acyl-carnitine + CoA (fatty acyl-CoA: carnitine fatty acyl transferase) < Fatty acyl-carnitine can permeate membrane of mitochondria.> (Fig.)