Article
Actin binding to the central domain of WASP/Scar proteins plays a critical role in the activation of the Arp2/3 complex.
The Journal of biological chemistry - 14 Apr 2006
Kelly Alexander E, Kranitz Heather, Dötsch Volker, Mullins R Dyche
Abstract excerpt
The Arp2/3 complex nucleates and cross-links actin filaments at the leading edge of motile cells, and its activity is stimulated by C-terminal regions of WASP/Scar proteins, called VCA domains. VCA domains contain a verprolin homology sequence (V) that binds monomeric actin and central (C) and acidic sequences (A) that bind the Arp2/3 complex. Here we show that the C domain binds to monomeric actin with higher...
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