Ras and Rap: Are Former Enemies Now Friends?
The small GTPase Rap1 was originally thought to function as an antagonist of Ras. A recent paper by Mishra et al. (2005) provides evidence that Ras and Rap1 function in parallel to activate Raf downstream of the Torso receptor tyrosine kinase in Drosophila.
posted by Selfmaderadio @ 3:14 e pasdites
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