1.14.15.29 enzyme bound to cholest-4-en-3-one, hanging drop vapor diffusion method, using 0.2 M ammonium sulfate, 0.1 M bis-Tris, pH 5.5, and 25% (w/v) PEG 3350 718129 1.14.15.29 hanging drop vapor diffusion method, using 2.0 M ammonium sulfate, 0.1 M bis-Tris (pH 5.5) and 0.5 M NaCl (truncated enzyme C429L in complex with inhibitor) or 0.1 M ammonium acetate, 0.1 M bis-Tris (pH 5.5) and 17% PEG 10000, or 2.0 M ammonium sulfate and 0.1 M Tris HCl pH 8.5 (truncated enzyme C429L without any ligand) 717344 1.14.15.29 homology modeling of structure 744344 1.14.15.29 sitting drop vapor diffusion method, using MgCl2 with 0.1 M HEPES, pH 7.0 or 7.5, and 20% (w/v) PEG 6000 or 25% (w/v) PEG 3350, respectively 717782 1.14.15.29 to 2.26 A resolution 744344