1. DOE Joint Genome Institute, Lawrence Berkeley National Laboratory , Berkeley , CA 94720 , USA
2. School of Plant Sciences, University of Arizona , Tucson AZ , USA
3. School of Animal and Comparative Biomedical Sciences, University of Arizona , Tucson AZ , USA
4. Department of Biological Sciences, University of Idaho , Moscow , ID 83844 , USA
5. Instituto de Biomedicina y Biotecnología de Cantabria (Consejo Superior de Investigaciones Científicas – Universidad de Cantabria) , Cantabria , Spain
6. Department of Molecular Genetics, University of Toronto , Toronto , ON M5G 1M1 , Canada
7. Department of Evolution, Ecology and Behaviour, Institute of Infection, Veterinary and Ecological Sciences, University of Liverpool , Liverpool L69 7ZB , UK
8. Joint BioEnergy Institute , Emeryville , CA 94608 , USA
9. Biological Systems and Engineering Division, Lawrence Berkeley National Laboratory , Berkeley , CA 94720 , USA
10. Institut Pasteur, Université de Paris Cité , CNRS UMR3525, Microbial Evolutionary Genomics, Paris , France