1. Department of Energy, Joint Genome Institute, Walnut Creek, CA 94598, USA.
2. Genomics Division, Lawrence Berkeley National Laboratory, Berkeley, CA 94720, USA.
3. Energy Biosciences Institute, University of California, Berkeley, CA 94720, USA.
4. Illumina Inc., Hayward, CA 94545, USA.
5. Department of Chemical and Biomolecular Engineering, University of California, Berkeley, CA 94720, USA.
6. Department of Animal Sciences, Institute for Genomic Biology and Energy Biosciences Institute, University of Illinois, Urbana, IL 61801, USA.