About the Authors

Sunil Ojha

Affiliation Department of Biopharmaceutical Sciences, University of California San Francisco, San Francisco, California, United States of America

Elaine C Meng

Affiliation Department of Pharmaceutical Chemistry, University of California San Francisco, San Francisco, California, United States of America

Patricia C Babbitt

To whom correspondence should be addressed. E-mail: babbitt@cgl.ucsf.edu

Affiliations Department of Biopharmaceutical Sciences, University of California San Francisco, San Francisco, California, United States of America , Department of Pharmaceutical Chemistry, University of California San Francisco, San Francisco, California, United States of America , Institute for Quantitative Biomedical Research, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

SO and PCB conceived and designed the experiments. SO performed the experiments and wrote the paper. SO, ECM, and PCB analyzed the data. SO and ECM contributed reagents/materials/analysis tools.