3.6.1.18 | purified Ftp_Ec mutant variant Y60N complexed with ADP, hanging drop vapor diffusion method, mixing of 0.004 ml of 20 mg/ml protein in Tris, pH 7.5, and 20 mM NaCl, with 0.04 ml of reservoir solution containing 0.2 M NH4NO3, and 20% w/v PEG 3350, and 0.001 ml of 50 mM MgCl2, and 0.001 ml of 50 mM ADP, 20°C, X-ray diffraction structure determination and analysis at 1.85 A resolution, molecular replacement and modelling |