About the Authors
Division of Anesthesia Research, Department of Anesthesia, Perioperative and Pain Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts, United States of America
Department of Molecular Biosciences, School of Veterinary Medicine, University of California, Davis, Davis, California, United States of America
The authors have declared that no competing interests exist.
MS collected the cryoEM data and performed image processing,and secondary structure prediction studies; WF performed the lipid bilayer and [3H] binding experiments; MS, WF, INP, and PDA designed the study; MS wrote the manuscript; INP and PDA commented on and edited the manuscript.