1. Department of Physics and Astronomy, Rice University, Houston, TX 77005, USA
2. Center for Theoretical Biological Physics, Rice University, Houston, TX 77005, USA
3. School of Mechanical Engineering, Tel Aviv University, Tel Aviv 69978, Israel
4. Center for Physics and Chemistry of Living Systems, Tel Aviv University, Tel Aviv 69978, Israel
5. Department of Chemical and Biomolecular Engineering, Rice University, Houston, TX 77005, USA
6. Department of Chemistry, Rice University, Houston, TX 77005, USA