6.2.2.1 | enzyme in complex with ACP-Mg2+, hanging drop vapor diffusion method, using 0.02 M sodium formate, 0.02 M ammonium acetate, 0.02 M sodium citrate (tribasic), 0.02 M sodium potassium tartrate, 0.02 M sodium oxamate, 0.05 M HEPES pH 7.5, 0.05 M MOPS pH 7.5, 20% (v/v) glycerol, and 10% (w/v) PEG 4000 |