Figure 1
(a) OxyHbII counterdiffusion behaviour in a 0.2 mm capillary. (b) The crystals grown from the GCB capillaries were extracted and equilibrated in 50 µl cryoprotectant solution. (c) A crystal of oxyHbII grown at pH 8.0, mounted on a nylon loop and flash-cooled in a 100 K liquid-nitrogen jetstream. |