... GavÞ2rð4Þwhere Ri and Gi are the red and green intensities of voxelI, respectively, and Rav and Gav the average values of Ri and Gi, respectively.It is used for describing the correlation of the intensitydistributions ... protein 4.1 N, a member of the 4.1 family,facilitates the transport of D2R to the cell surface byinteracting with the N-terminal portion of the ic3 loop of D2R via its C-terminal domain [66]. ... localization of these proteins in the cell rather thanfrom the possible role of the D2R basic domain in the mechanism of D1–D2receptor heterodimerization. However, we find that the acidicepitope...