Article
DroVav, the Drosophila melanogaster homologue of the mammalian Vav proteins, serves as a signal transducer protein in the Rac and DER pathways.
Oncogene - 2 Oct 2003
Hornstein Idit, Mortin Mark A, Katzav Shulamit
Abstract excerpt
Mammalian Vav signal transducer proteins couple receptor tyrosine kinase signals to the activation of the Rho/Rac GTPases, leading to cell differentiation and/or proliferation. The unique and complex structure of mammalian Vav proteins is preserved in the Drosophila melanogaster homologue, DroVav. We demonstrate that DroVav functions as a guanine-nucleotide exchange factor (GEF) for DRac. Drosophila cells...
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