Article
Mechanism of actin network attachment to moving membranes: barbed end capture by N-WASP WH2 domains.
Cell - 9 Mar 2007
Co Carl, Wong Derek T, Gierke Sarah, Chang Vicky, Taunton Jack
Abstract excerpt
Actin filament networks exert protrusive and attachment forces on membranes and thereby drive membrane deformation and movement. Here, we show that N-WASP WH2 domains play a previously unanticipated role in vesicle movement by transiently attaching actin filament barbed ends to the membrane. To dissect the attachment mechanism, we reconstituted the propulsive motility of lipid-coated glass beads, using purified...
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