1. University of North Carolina at Chapel Hill 1 Department of Cell Biology and Physiology , , Chapel Hill, NC 27599 , USA
2. University of Chicago 2 Department of Molecular Genetics and Cell Biology , , Chicago, IL 60637 , USA
3. University of Chicago 3 Department of Biochemistry and Molecular Biology , , Chicago, IL 60637 , USA
4. Michael Hooker Proteomics Core, University of North Carolina at Chapel Hill 4 , Chapel Hill, NC 27599 , USA
5. University of North Carolina at Chapel Hill 5 Department of Pharmacology , , Chapel Hill, NC 27599 , USA
6. University of North Carolina at Chapel Hill 6 Department of Biochemistry and Biophysics , , Chapel Hill, NC 27599 , USA
7. Lineberger Comprehensive Cancer Center 7 , , Chapel Hill, NC 27599 , USA
8. University of North Carolina at Chapel Hill 7 , , Chapel Hill, NC 27599 , USA
9. Neuroscience Center, University of North Carolina at Chapel Hill 8 , Chapel Hill, NC 27599 , USA