1. United States Department of Energy Joint Genome Institute, Lawrence Berkeley National Laboratory, Berkeley, California, USA
2. Section of Plant Pathology & Plant-Microbe Biology, School of Integrative Plant Science, Cornell University, Ithaca, New York, USA
3. Department of Plant and Microbial Biology, University of California Berkeley, Berkeley, California, USA
4. Functional and systems Biology Group, Environmental Molecular Sciences Division, Earth and Biological Sciences Directorate, Pacific Northwest National Laboratory, Richland, Washington, USA
5. DOE Joint BioEnergy Institute, Emeryville, California, USA