Table 2. Crystallization.

Method	Sitting-drop vapor diffusion
Plate type	MRC 2-drop
Temperature (°C)	4
Protein concentration (mg ml−1)	6
Buffer composition of protein solution	150 mM NaCl, 5 mM CaCl2, 10 mM HEPES pH 7.5
Composition of reservoir solution	11–13% PEG 8000, 0.11–0.16 M potassium dihydrogen phosphate, 0.1 M HEPES pH 7.5
Volume and ratio of drop	800 nl, 1:1
Volume of reservoir (µl)	60