1. The CAS Key Laboratory of Receptor Research, Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Shanghai 201203, China.
2. University of Chinese Academy of Sciences, Beijing 100049, China.
3. Laboratory for GPCR Biology, Department of Pharmacology and Chemical Biology, University of Pittsburgh School of Medicine, University of Pittsburgh, Pittsburgh, PA 15261, USA.
4. Department of Pathology of Sir Run Run Shaw Hospital and Department of Biophysics, Zhejiang University School of Medicine, Hangzhou 310058, China.
5. Center for Cancer and Cell Biology, Innovation and Integration Program, Van Andel Research Institute, Grand Rapids, MI 49503, USA.
6. Graduate Program in Molecular Biophysics and Structural Biology, University of Pittsburgh School of Medicine, University of Pittsburgh, Pittsburgh, PA 15261, USA.
7. Graduate Program in Molecular Pharmacology, University of Pittsburgh School of Medicine, University of Pittsburgh, Pittsburgh, PA 15261, USA.
8. School of Pharmacy, Fudan University, Shanghai 201203, China.
9. Endocrine Unit, Massachusetts General Hospital and Harvard Medical School, Boston, MA 02114, USA.