1. Department
of Molecular and Cell Biology, University of California, Berkeley, California 94720, United States
2. Department
of Chemistry and Center for Integrated Protein Science, Ludwig-Maximilians-Universität, Butenandtstraße 5-13, Munich 81377, Germany
3. Departments
of Psychiatry and Pharmacology, Columbia University, New York, New York 10027, United States
4. Division
of Molecular Therapeutics, New York State Psychiatric Institute, New York, New York 10032, United States
5. Helen
Wills Neuroscience Institute, University of California, Berkeley, California 94720, United States
6. Bioscience
Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
7. Department
of Chemistry, New York University, New York, New York 10003, United States