About the Authors

Qin Zhou

Affiliation Department of Medicine, Stanford University School of Medicine, Palo Alto, California, United States of America

Natasha T. Snider

Affiliation Department of Molecular and Integrative Physiology, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Jian Liao

Current address: Applied Biomics Inc., Hayward, California, United States of America

Affiliation Applied Biomics, Inc., Hayward, California, United States of America

Daniel H. Li

Affiliation Anaspec, Inc., Fremont, California, United States of America

Anita Hong

Affiliation Anaspec, Inc., Fremont, California, United States of America

Nam-On Ku

Affiliation Department of Biomedical Sciences, Yonsei University, Seoul, South Korea

Christine A. Cartwright

Affiliation Department of Medicine, Stanford University School of Medicine, Palo Alto, California, United States of America

M. Bishr Omary

mbishr@umich.edu

Affiliation Department of Molecular and Integrative Physiology, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Competing Interests

DHL and AH are paid employees of Anaspec, Inc., which produced and supplied the anti-phosphotyrosine antibody (K19 pY391) that was used in this study. This antibody product is not currently being marketed by Anaspec, Inc. The affiliation of DHL and AH with Anaspec, Inc. does not alter their adherence to all PLoS ONE policies on sharing data and materials. JL was an employee of Stanford University during the study and is currently a paid employee of Applied Biomics, Inc., which does not have financial interests in this study.

Author Contributions

Conceived and designed the experiments: QZ JL CAC MBO. Performed the experiments: QZ JL DHL NOK. Analyzed the data: QZ NTS JL CAC MBO. Contributed reagents/materials/analysis tools: DHL AH NOK CAC. Wrote the paper: QZ NTS MBO.