@article{017989296, title = "Localization of the fourth membrane spanning domain as a ligand binding site in the human platelet a2-adrenergic receptor", author = "Matsui, H. and Lefkowitz, J.Robert and Caron, M.G.", year = "1989", journal = "Biochemistry (American Chemical Society)", number = "American Chemical Society", pages = "25-30", url = "https://eurekamag.com/research/017/989/017989296.php" }