Table 2. Crystallization.

Method	Vapour diffusion
Plate type	Intelli-Plate 96 (Hampton Research)
Temperature (K)	290
Protein concentration (mg ml−1)	80
Buffer composition of protein solution	0.02 M HEPES pH 7.5, 0.15 M NaCl
Composition of reservoir solution	0.05 M calcium chloride dihydrate, 0.1 M bis-tris pH 6.5, 30%(v/v) polyethylene glycol monomethyl ether 550
Volume and ratio of drop	1.0 µl, 1:1
Volume of reservoir (µl)	80