4.2.1.46 - 5719 4.2.1.46 sitting-drop vapour-diffusion technique. Diffraction data obtained to a resolution of 2.8 A on a single frozen RmlB crystal which belongs to space group P2(1) with unit-cell parameters a = 111.85, b = 87.77, c = 145.66 A, beta = 131.53° 649133 4.2.1.46 wild-type and mutant enzyme D128N/E129Q crystallized as a complex with NAD+ and the substrate dTDP-glucose 652536 4.2.1.46 structure determined to 2.47 A resolution with its cofactor NAD+ bound, sitting drop method 652851