Receptor tyrosine kinases activate heterotrimeric G proteins via phosphorylation within the interdomain cleft of Gαi
N. Kalogriopoulos, I. Lopez-Sanchez, C. Lin, T. Ngo, K. Midde, S. Roy, N. Aznar, F. Murray, M. Garcia-Marcos, I. Kufareva, M. Ghassemian, P. Ghosh
This study identifies how receptor tyrosine kinases activate heterotrimeric G proteins through phosphorylation of Gi's interdomain cleft tyrosines, revealing a tyrosine-based signaling mechanism with implications in cancer.
bioRxiv · Aug 9, 2020Biochemistry