About the Authors

José N. Onuchic
Center for Theoretical Biological Physics and Department of Physics, Rice University, Houston, Texas, United States of America

Corresponding Author


Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HL JKN JNO. Performed the experiments: HL JKN. Analyzed the data: HL. Wrote the paper: HL JKN JNO. Wrote the software: JKN HL.