Galactoside O-acetyltransferase Tags: Enzyme.Galactoside O-acetyltransferase also known as thiogalactoside transacetylase (EC 2.3.1.18) is an enzyme which is a product of the lacA gene in E. coli.Catalyzed reaction:acetyl-CoA + beta-D-galactoside → CoA + 6-acetyl-beta-D-galactoside EC number 2.3.1.18 Learn more... Loading...