Catalyzes the conversion of fatty acids such as long chain and very long-chain fatty acids to their active form acyl-CoAs for both synthesis of cellular lipids, and degradation via beta-oxidation. Can activate diverse saturated, monosaturated and polyunsaturated fatty acids (, ). Has increased ability to activate oleic and linoleic acid . May play a role in spermatogenesis .
Subcellular locations: Cytoplasm, Membrane
Testis-specific.