Table 2. Crystallization.

Method	Vapour diffusion, hanging drop
Temperature (K)	291
Protein concentration (mg ml−1)	11
Buffer composition of protein solution	20 mM Tris–HCl pH 8.0, 150 mM sodium chloride
Composition of reservoir solution	20% PEG 3350, 0.1 M sodium malonate pH 7.0
Volume and ratio of drop	2 µl, 1:1
Volume of reservoir (µl)	500