Immunogen sequence: MEEWDVPQMK KEVESLKYQL AFQREMASKT IPELLKWIED GIPKDPFLNP DLMKNNPWVE KGKCTIL Highest antigen sequence identity to the following orthologs: Mouse - 96%, Rat - 96%. In mammals, G protein α, β and γ polypeptides are encoded by at least 16,