2.7.1.86 acetate activates 642066 2.7.1.86 acetate high concentrations of carboxylic acid, e.g. acetate required for maximal activity 642062 2.7.1.86 acetate maximal enhancement of activity, about 7fold is observed with 100 mM acetate, enzyme reconstituted in liposomes, maximal enhancement of solubilized enzyme with 400 mM acetate 642065 2.7.1.86 EGTA 0.5 mM 676008