Article
High-frequency 94 GHz ENDOR characterization of the metal binding site in wild-type Ras x GDP and its oncogenic mutant G12V in frozen solution.
Biochemistry - 10 Jan 2006
Bennati M, Hertel M M, Fritscher J, Prisner T F, Weiden N, Hofweber R, Spörner M, Horn G, Kalbitzer H R
Abstract excerpt
The guanine nucleotide binding protein Ras plays a central role as molecular switch in cellular signal transduction. Ras cycles between a GDP-bound "off" state and a GTP-bound "on" state. Specific oncogenic mutations in the Ras protein are found in up to 30% of all human tumors. Previous 31P NMR studies had demonstrated that in liquid solution different conformational states in the GDP-bound as well as in the...
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