Article
Mechanism of Galpha i-mediated inhibition of type V adenylyl cyclase.
The Journal of biological chemistry - 9 Aug 2002
Dessauer Carmen W, Chen-Goodspeed Misty, Chen Jun
Abstract excerpt
The topology of mammalian adenylyl cyclase reveals an integral membrane protein composed of an alternating series of membrane and cytoplasmic domains (C1 and C2). The stimulatory G protein, Galpha(s), binds within a cleft in the C2 domain of adenylyl cyclase while Galpha(i) binds within the opposite cleft in the C1 domain. The mechanism of these two regulators also appears to be in opposition. Activation of...
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