1. Department of Microbiology, IWWR, Radboud University Nijmegen, Nijmegen, the Netherlands
2. Université de Strasbourg, UMR 7156 CNRS, Strasbourg, France
3. Department of Biological Sciences, University of Calgary, Calgary, Alberta, Canada
4. Department of Microbiology, University of Washington, Seattle, Washington, USA
5. School of Environmental Sciences, University of East Anglia, Norwich Research Park, Norwich, United Kingdom
6. Department of Molecular Biology, Nijmegen Centre for Molecular Life Sciences, Radboud University Nijmegen, Nijmegen, the Netherlands
7. Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada
8. Department of Biochemistry, Biophysics and Molecular Biology, Iowa State University, Ames, Iowa, USA
9. Department of Civil and Environmental Engineering, The University of Michigan, Ann Arbor, Michigan, USA
10. Laboratoire d'Analyses Bioinformatiques pour la Génomique et le Métabolisme (LABGeM), Genoscope-IG-CEA, Evry, France
11. Department of Biology, University of North Carolina, Charlotte, North Carolina, USA