Table 1. Crystallization.

Method	Vapor diffusion
Plate type	Sitting drop
Temperature (K)	293
Protein concentration (mg ml−1)	12
Buffer composition of protein solution	20 mM Tris, 40 mM NaCl pH 8.0
Composition of reservoir solution	22.5% saturated ammonium sulfate, 0.1 M sodium acetate pH 5.0
Volume and ratio of drop	1100 µl (1:1)
Volume of reservoir (ml)	50