1. Department of Anesthesia and Perioperative Care (A.M.), University of California, San Francisco.
2. Department of Pharmaceutical Chemistry (A.M.), University of California, San Francisco.
3. Department of Medicine (L.M.W., H.A.R., R.J.L.), Duke University Medical Center, Durham, NC.
4. Howard Hughes Medical Institute (L.M.W., R.J.L.), Duke University Medical Center, Durham, NC.
5. Department of Cell Biology (H.A.R.), Duke University Medical Center, Durham, NC.
6. Department of Biochemistry (R.J.L.), Duke University Medical Center, Durham, NC.