Figure 3
Crystals of TdcD protein from S. typhimurium obtained from (a) a microbatch setup using 0.05 M ammonium sulfate, 0.05 M bis-tris pH 6.5, 30% pentaerythritol ethoxylate (15/4 EO/OH) and (b) a hanging-drop vapour-diffusion setup using 0.1 M bis-tris pH 6.5, 18% polyethylene glycol monomethyl ether 2000. The scale bar represents 0.1 mm. |