Article
Clustering of VASP actively drives processive, WH2 domain-mediated actin filament elongation.
The EMBO journal - 19 Nov 2008
Breitsprecher Dennis, Kiesewetter Antje K, Linkner Joern, Urbanke Claus, Resch Guenter P, Small J Victor, Faix Jan
Abstract excerpt
Vasodilator-stimulated phosphoprotein (VASP) is a key regulator of dynamic actin structures like filopodia and lamellipodia, but its precise function in their formation is controversial. Using in vitro TIRF microscopy, we show for the first time that both human and Dictyostelium VASP are directly involved in accelerating filament elongation by delivering monomeric actin to the growing barbed end. In solution,...
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