We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleActivity-dependent internalization of smoothened mediated by beta-arrestin 2 and GRK2.AuthorsChen W; Ren XR; Nelson CD; Barak LS; Chen JK; Beachy PA; de Sauvage F; Lefkowitz RJPublicationScience (New York, N.Y.), 2004, Vol 306, Issue 5705, p2257ISSN1095-9203Publication typearticleDOI10.1126/science.1104135