Literature DB >> 12177507

The two hats of SOS.

Anjaruwee Nimnual1, Dafna Bar-Sagi.   

Abstract

Son of sevenless (SOS) is a guanine nucleotide exchange factor that activates Ras in response to growth factor stimulation. SOS also appears to serve as a guanine nucleotide exchanger for Rac and, thus, may be involved in cytoskeleton reorganization. Nimnual and Bar-Sagi discuss how these two activities of SOS can be regulated and how SOS may be recruited to different cellular locations through interactions with the adaptor proteins Grb2 and E3b1.

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Year:  2002        PMID: 12177507     DOI: 10.1126/stke.2002.145.pe36

Source DB:  PubMed          Journal:  Sci STKE        ISSN: 1525-8882


  40 in total

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7.  Ras activation of a Rac1 exchange factor, Tiam1, mediates neurotrophin-3-induced Schwann cell migration.

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8.  Assembly of the Sos1-Grb2-Gab1 ternary signaling complex is under allosteric control.

Authors:  Caleb B McDonald; Kenneth L Seldeen; Brian J Deegan; Vikas Bhat; Amjad Farooq
Journal:  Arch Biochem Biophys       Date:  2009-12-22       Impact factor: 4.013

9.  Activation of extracellular signal-regulated kinase but not of p38 mitogen-activated protein kinase pathways in lymphocytes requires allosteric activation of SOS.

Authors:  Jesse E Jun; Ming Yang; Hang Chen; Arup K Chakraborty; Jeroen P Roose
Journal:  Mol Cell Biol       Date:  2013-04-15       Impact factor: 4.272

10.  Structural landscape of the proline-rich domain of Sos1 nucleotide exchange factor.

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