Functions as component of the Arp2,3 complex which is involved in regulation of actin polymerization and together with an activating nucleation-promoting factor (NPF) mediates the formation of branched actin networks.
Mammalian actin-related protein 2,3 complex localizes to regions of lamellipodial protrusion and is composed of evolutionarily conserved proteins.Machesky L.M., Reeves E., Wientjes F., Mattheyse F.J., Grogan A., Totty N.F., Burlingame A.L., Hsuan J.J., Segal A.W.Biochem. J. 328:105-112(1997)
Research Topic:Signal Transduction