FIGURE 4.
A, GTP-tubulin titration (10 μm) by RB3 analyzed by sedimentation velocity without (●) and with (○) S isomer (37 μm) at 20 °C. B, GDP-tubulin titration (9 μm) with stathmin without (●) and with (○) R isomer (10 μm) at 20 °C.
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