[1] Univ Calif Davis, Dept Plant Biol, Davis, CA USA
[2] Joint BioEnergy Inst, Emeryville, CA USA
[3] Lawrence Berkeley Natl Lab, Environm Genom & Syst Biol Div, One Cyclotron Rd, Berkeley, CA USA
[4] Stanford Univ, Dept Chem Engn, Stanford, CA 94305 USA
[5] Univ Calif Berkeley, Dept Chem & Biomol Engn, Berkeley, CA USA
[6] Univ Calif Berkeley, Dept Bioengn, Berkeley, CA USA
[7] Lawrence Berkeley Natl Lab, Biol Syst & Engn Div, One Cyclotron Rd, Berkeley, CA USA