Table 1. The conditions for crystallization.

No.	Shape	Seeds	Buffer	Salt
1	Spindle	No	Phosphate pH 6.9	1.0 M NaH2PO4, 1.0M K2HPO4
2	Spindle	No	0.1 M BIS-TRIS propane pH 7.0	0.7 M (NH4)2C4H4O6
3	Spindle	No	0.1 M BIS-TRIS propane pH 7.0	0.6 M NaKC4H4O6
4	Spindle	No	0.1 M BIS-TRIS propane pH 7.0	0.8 M Li2SO4
5	Spindle	No	0.1 M Tris pH 8.5	0.8 M Li2SO4
6	Spindle	No	0.1 M Tris pH 8.5	1.8 M MgSO4
7	Spindle	No	0.1 M Tris pH 8.5	0.7 M (NH4)2C4H4O6
8	Cube	Yes	0.05M Na-HEPES pH 7.0	0.01 M MgCl2, 4.0 M LiCl