Figure 13.5 — Probing the mechanics of molecular motors

Fig. 13.5 — Probing the mechanics of molecular motors
Figure 13.5 — Probing the mechanics of molecular motors. (a) Two-bead assay for measuring step size and force generation by a molecular motor. (b) Sample data from the motility assay of myosin-V demonstrating resolution of individual steps of the molecular motor. (c) Histogram of myosin-V step sizes, showing a mean step size of about 36 nm.
Figure (a) is reprinted by permission from Macmillan Publishers Ltd: Finer et al., Nature 368, 113–19, copyright 1994.
Figures (b) and (c) are reprinted by permission from Macmillan Publishers Ltd: Mehta et al., Nature 400, 590–93, copyright 1999.