1. Joint BioEnergy Institute, 5885 Hollis Street, Emeryville, California 94608, United States
2. Biological Systems & Engineering Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
3. Department of Plant and Microbial Biology, University of California, Berkeley, California 94720, United States
4. Institute of Applied Microbiology-iAMB, Aachen Biology and Biotechnology-ABBt, RWTH Aachen University, Aachen 52062, Germany
5. Joint Program in Bioengineering, University of California, Berkeley/San Francisco, California 94720, United States
6. Department of Chemical and Biomolecular Engineering, University of California, Berkeley, California 94720, United States
7. Institute for Quantitative Biosciences, University of California, Berkeley, California 94720, United States