ID 2.3.1.272 DE 2-acetylphloroglucinol acetyltransferase. AN MAPG ATase. CA 2 2-acetylphloroglucinol = 2,4-diacetylphloroglucinol + 1,3,5- CA trihydroxybenzene + H(+). CC -!- The enzyme from the bacterium Pseudomonas sp. YGJ3 is composed of CC three subunits named PhlA, PhlB and PhlC. CC -!- Production of 2,4-diacetylphloroglucinol, which has antibiotic CC activity, is strongly inhibited by chloride ions. //