About the Authors

Ka Young Chung

kobilka@stanford.edu (BKK); kychung2@skku.edu (KYC)

Affiliations Department of Molecular and Cellular Physiology, Stanford University, Medical School, Beckman Center, Stanford, California, United States of America, School of Pharmacy, Sungkyunkwan University, Jangan-gu, Suwon, South Korea

Peter W. Day

Affiliations Department of Molecular and Cellular Physiology, Stanford University, Medical School, Beckman Center, Stanford, California, United States of America, Biological Technologies, Genentech, Roche Group, South San Francisco, California, United States of America

Gisselle Vélez-Ruiz

Affiliation Department of Pharmacology, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Roger K. Sunahara

Affiliation Department of Pharmacology, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Brian K. Kobilka

kobilka@stanford.edu (BKK); kychung2@skku.edu (KYC)

Affiliation Department of Molecular and Cellular Physiology, Stanford University, Medical School, Beckman Center, Stanford, California, United States of America

Competing Interests

The authors confirm that there are no competing interests to any institute where the authors are affiliated including Biological Technologies, Genetech, a member of Roche Group. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials, as detailed online in the guide for authors.

Author Contributions

Conceived and designed the experiments: KYC PWD BKK. Performed the experiments: KYC PWD GVR. Analyzed the data: KYC. Contributed reagents/materials/analysis tools: RKS GVR. Wrote the paper: KYC PWD RKS BKK.