Fatty Acid DesaturasesFatty AcidsLinoleoyl-CoA DesaturaseMortierellaFatty Acids, UnsaturatedCytochromes b5Molecular Sequence DataCalendulaAmino Acid SequenceCloning, MolecularSubstrate SpecificityFatty Acids, Omega-3PhylogenyFatty Acids, NonesterifiedFatty Acids, Omega-6Fatty Acid SynthasesFatty Acids, EssentialMultigene FamilySaccharomyces cerevisiaeStearoyl-CoA DesaturasePrimulaLinoleic Acid