1. Biochemistry, Molecular and Cell Biology, Cornell University, Ithaca, New York 14853, United States
2. Robert F. Smith School of Chemical and Biomolecular Engineering, Cornell University, Ithaca, New York 14853, United States
3. Department of Chemical and Biological Engineering, Northwestern University, 2145 Sheridan Road Technological Institute E136, Evanston, Illinois 60208-3120, United States
4. Center for Synthetic Biology, Northwestern University, 2145 Sheridan Road Technological Institute E136, Evanston, Illinois 60208-3120, United States
5. Chemistry of Life Processes Institute, Northwestern University, 2170 Campus Drive, Evanston, Illinois 60208-3120, United States
6. Cornell Institute of Biotechnology, Cornell University, Ithaca, New York 14853, United States