2.3.1.167 acetyl-CoA + 10-deacetylbaccatin III - 2.3.1.167 butyryl-CoA + 10-deacetylbaccatin III - 2.3.1.167 propionyl-CoA + 10-deacetylbaccatin III - 2.3.1.167 acetyl-CoA + 10-deacetylbaccatin III the enzyme is involved in taxol biosynthesis