Guanine nucleotide exchange factors: Act
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Ashley F. Overbeck; Teresa R. Brtva; Adrienne D. Cox; Suzanne M. Graham; Shayne
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Article
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1995
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John Wiley and Sons
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English
β 973 KB
## Abstract Members of the Ras superfamily of proteins function as regulated GDP/GTP switches that cycle between active GTPβcomplexed and inactive GDPβcomplexed states. Guanine nucleotide exchange factors (GEFs) stimulate formation of the GTPβbound state, whereas GTPase activating proteins (GAPs) c