
Selective interactions of spinophilin with the C-terminal domains of the δ- and μ-opioid receptors and G proteins differentially modulate opioid receptor signaling
Keywords: GPCR; G protein-coupled receptors; RGS; Regulators of G protein Signaling; ÎÎRGS4; RGS4 lacking its N-terminal domain; 6xHis; hexahistidine; aa; amino acids; GEFs; Guanine nucleotide exchange factors; AC; adenylyl cyclase; DAMGO; [D-Ala2,N-MePhe4,Gly5-o