Table 2. Crystallization.

Method	Sitting-drop vapour diffusion
Plate type	Greiner CrystalQuick 96-well plate, round bottom
Temperature (K)	277
Protein concentration (mg ml−1)	3.3
Buffer composition of protein solution	50 mM Tris–HCl pH 8.0, 0.2 M NaCl
Composition of reservoir solution	20%(w/v) PEG 6000, 100 mM Tris–HCl pH 8.0, 200 mM LiCl
Volume and ratio of drop	1.0 µl:1.0 µl
Volume of reservoir (µl)	100