1. Physical
Biosciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
2. Department
of Chemistry, University of California, Berkeley, California 94720, United States
3. California
Institute for Quantitative Biosciences, University of California, Berkeley, California 94720, United States
4. Materials
Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
5. Synthetic Biology Institute, Berkeley, California 94720, United States