1.14.13.1 | purified recombinant detagged apoform of NahG, hanging drop vapor diffusion method, crystallization from reservoir solution containing 1.5 M ammonium sulfate, 0.1 M Tris, pH 8.5, and 12% v/v glycerol, method optimization, 18°C, cryoprotectant solution is formed by the reservoir solution supplemented with 10% v/v ethylene glycol, and 0.06 M sodium iodide, X-ray diffraction structure determination and analysis at 2.0 A resolution, structure modeling using the structure with PDB ID 6BZ5 as a template |