1. Department of Physics and Astronomy, Stony Brook University, Stony Brook, New York 11794, USA
2. Department of Systems Biology, Columbia University, New York, New York 10032, USA
3. Laufer Center for Physical and Quantitative Biology, Stony Brook, New York 11794, USA
4. Department of Chemistry, Stony Brook University, Stony Brook, New York 11794, USA