Movie 1.

Kif18b moves MCAK and EB3 to the plus ends of growing microtubules Dynamic microtubules in the presence of 25 nM MCAK-GFP (green), 25 nM Kif18b-mRuby3 (red), 100 nM SNAP₆₄₇-EB3 (blue) with 12 μM tubulin. Seeds were stabilized with taxol and GMPCPP.