About the Authors

Ryan D. Walters

Affiliation Department of Chemistry and Biochemistry, University of Colorado, Boulder, Colorado, United States of America

David T. McSwiggen

Affiliation Department of Chemistry and Biochemistry, University of Colorado, Boulder, Colorado, United States of America

James A. Goodrich

james.goodrich@colorado.edu (JAG); jennifer.kugel@colorado.edu (JFK)

Affiliation Department of Chemistry and Biochemistry, University of Colorado, Boulder, Colorado, United States of America

Jennifer F. Kugel

james.goodrich@colorado.edu (JAG); jennifer.kugel@colorado.edu (JFK)

Affiliation Department of Chemistry and Biochemistry, University of Colorado, Boulder, Colorado, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RDW DTM JFK JAG. Performed the experiments: RDW DTM. Analyzed the data: RDW DTM. Contributed reagents/materials/analysis tools: RDW DTM. Contributed to the writing of the manuscript: RDW JFK JAG.