Figure 3. Figure 3 (a) Diffraction from a type I BtuB crystal recorded at CHESS F1 (0.5° oscillation, 20 s exposure, = 0.900 Å). The region marked with an asterisk is shown magnified in (b). (b) Diffraction extending beyond 2.0 Å resolution.
=
0.900 Å). The region marked with an asterisk is shown magnified
in (b). (b) Diffraction extending beyond 2.0 Å resolution.