Restricted Collision Coupling of the A_2A Receptor Revisited
EVIDENCE FOR PHYSICAL SEPARATION OF TWO SIGNALING CASCADES

Christoforos Charalambous, Ingrid Gsandtner, Simon Keuerleber, Laura Milan-Lobo, Oliver Kudlacek, Michael Freissmuth and Jurgen Zezula

The Journal of Biological Chemistry 283 ( 14 ): 9276 - 9288 , 2008