Article
GIT1 activates p21-activated kinase through a mechanism independent of p21 binding.
Molecular and cellular biology - 1 May 2004
Loo Tsui-Han, Ng Yuen-Wai, Lim Louis, Manser Ed
Abstract excerpt
p21-activated kinases (PAKs) associate with a guanine nucleotide exchange factor, Pak-interacting exchange factor (PIX), which in turn binds the paxillin-associated adaptor GIT1 that targets the complex to focal adhesions. Here, a detailed structure-function analysis of GIT1 reveals how this multidomain adaptor also participates in activation of PAK. Kinase activation does not occur via Cdc42 or Rac1 GTPase...
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