About the Authors

James M. Gruschus

gruschuj@helix.nih.gov

Affiliation Laboratory of Structural Biophysics, NHLBI, NIH, Bethesda, Maryland, United States of America

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JMG. Performed the experiments: JMG. Analyzed the data: JMG. Contributed reagents/materials/analysis tools: JMG. Wrote the paper: JMG.