1. Department of Pharmaceutical Chemistry, The Cardiovascular Research Institution, University of California, San Francisco, CA 94158, USA
2. Institute for Neurodegenerative Diseases, University of California, San Francisco, CA 94143, USA
3. Department of Neurology, University of California, San Francisco, CA 94143, USA
4. Dana Farber Cancer Institute, Harvard Medical School, Boston, MA 02215, USA
5. Department of Biological Chemistry and Molecular Pharmacology, Harvard Medical School, Boston, MA 02215, USA