[1] Univ Calif Berkeley, Dept Chem Engn, Berkeley, CA 94720 USA
[2] Univ Calif Berkeley, Dept Bioengn, Berkeley, CA 94720 USA
[3] Univ Calif Berkeley, Dept Elect Engn & Comp Sci, Berkeley, CA 94720 USA
[4] Univ Calif Berkeley, Lawrence Berkeley Lab, Phys Biosci Div, Berkeley, CA 94720 USA
[5] Synthet Biol Engn Res Ctr, Emeryville, CA 94608 USA
[6] Joint BioEnergy Inst, Emeryville, CA 94608 USA