. 2016 Feb 19;72(Pt 3):224–233. doi: 10.1107/S2053230X1600162X

Table 2. Crystallization.

	Unliganded StTP	StTP–THM	StTP–URI
Method	Sitting-drop vapour diffusion	Sitting-drop vapour diffusion	Sitting-drop vapour diffusion
Plate type	24-well plate	24-well plate	24-well plate
Temperature (K)	292	292	292
Protein concentration (mg ml⁻¹)	19	19	19
Buffer composition of protein solution	20 mM Tris–HCl, 20 mM NaCl	20 mM Tris–HCl, 20 mM NaCl	20 mM Tris–HCl, 20 mM NaCl
Composition of reservoir solution	0.2 M potassium thiocyanate, 0.1 M bis-tris propane, 20%(w/v) PEG 3350 pH 7.5	0.1 M Bicine, 1.6 M (NH₄)₂SO₄ pH 9.0	0.1 M citric acid, 10%(w/v) PEG 6000 pH 5.0
Volume and ratio of drop	2 µl protein solution + 2 µl reservoir solution	2 µl protein solution + 2 µl reservoir solution	2 µl protein solution + 2 µl reservoir solution
Volume of reservoir (µl)	300	300	300