RAMPs regulate signalling bias and internalisation of the GIPR
M. Harris, D. I. Mackie, J. B. Pawlak, S. Carvalho, T. T. truong, D. Safitri, H. Y. Yeung, S. Routledge, M. T. Harper, B. Al-Zaid, M. Soave, S. Al-Sabah, A. Inoue, D. R. Poyner, S. J. Hill, , G. Ladds
This study shows RAMPs modulate GIPR signaling and internalization, with RAMP3 reducing cAMP production and promoting surface retention, while RAMP1/2 decrease Gq/11/15 activation, and RAMP1 is essential for normal glucose regulation.
bioRxiv · Apr 8, 2021 · PreprintPharmacology & Toxicology