How WASP-family proteins and the Arp2/3 complex convert intracellular signals into cytoskeletal structures
被引:141
作者:
Mullins, RD
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Univ Calif San Francisco, Sch Med, Dept Cellular & Mol Pharmacol, San Francisco, CA 94129 USAUniv Calif San Francisco, Sch Med, Dept Cellular & Mol Pharmacol, San Francisco, CA 94129 USA
Mullins, RD
[1
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机构:
[1] Univ Calif San Francisco, Sch Med, Dept Cellular & Mol Pharmacol, San Francisco, CA 94129 USA
In most cells, the structure of the actin cytoskeleton is regulated by Rho-family G proteins. Recent work has outlined a highly conserved signaling pathway from G protein activation to actin assembly. The key downstream components are WASP family proteins - adaptor molecules that bind multiple signaling and cytoskeletal proteins - and the Arp2/3 complex - a multi-functional protein complex that nucleates and crosslinks actin filaments.