About the Authors

Elizabeth Pollom

Affiliation Department of Biochemistry and Biophysics, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Kristen K. Dang

Current address: Benaroya Research Institute, Seattle, Washington, United States of America.

Affiliation Department of Biomedical Engineering, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

E. Lake Potter

Affiliation Department of Chemistry, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Robert J. Gorelick

Affiliation AIDS and Cancer Virus Program, SAIC-Frederick, Inc., Frederick National Laboratory for Cancer Research, Frederick, Maryland, United States of America

Christina L. Burch

Affiliation Department of Biology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Kevin M. Weeks

weeks@unc.edu (KMW); risunc@med.unc.edu (RS)

Affiliation Department of Chemistry, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Ronald Swanstrom

weeks@unc.edu (KMW); risunc@med.unc.edu (RS)

Affiliation Department of Biochemistry and Biophysics, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States of America

Competing Interests

Dr. Gorelick is employed by a private company (SAIC-Frederick, Inc.), but he is employed to perform basic research, under contract to the National Cancer Institute, and his work has no connection with any product-development or other commercial activities. This has no bearing on employment, consultancy, patents, products in development or marketed products etc. In addition, this affiliation does not alter our adherence to all of the PLoS Pathogens policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: EP KKD KMW RS. Performed the experiments: EP ELP. Analyzed the data: EP KKD CLB KMW RS. Contributed reagents/materials/analysis tools: RJG CLB. Wrote the paper: EP KMW RS.