1. Auckland
Cancer Society Research Centre, Faculty of Medical and Health Sciences, The University of Auckland, Auckland 1142, New Zealand
2. Department
of Biochemistry, University of California, Riverside, California 92521, United States
3. Membrane
Protein Research Group, Department of Biochemistry, University of Alberta, Alberta T6G 2H7, Canada
4. Molecular
Biology Division, San Francisco VA Medical Center, San Francisco, California 94121, United States
5. Department of Biochemistry & Biophysics, University of California, San Francisco, California 94158, United States