1. The Wellcome Trust Sanger Institute, The Wellcome Trust Genome Campus, Cambridge CB10 1SA, United Kingdom
2. Cardiff School of Biosciences, University of Cardiff, Cardiff CF10 3TL, United Kingdom
3. Department of Molecular Biology, University of Copenhagen, Ole Maaloes Vej 5, 2200 Copenhagen N, Denmark
4. IBB-Institute for Biotechnology and Bioengineering, Center for Biological and Chemical Engineering, Instituto Superior Técnico, Lisbon 1049-001, Portugal
5. UPMC University of Paris 06, Atelier de BioInformatique, F-75005 Paris, France
6. Institut Pasteur, Microbial Evolutionary Genomics, CNRS, URA2171, F-75015 Paris, France
7. Department of Biological Sciences, University of Warwick, Coventry CV4 7AL, United Kingdom
8. University of Edinburgh Medical School, Little France Crescent, Edinburgh EH16 4SB, United Kingdom
9. Laboratorium voor Microbiologie, Universiteit Gent, Ledeganckstraat 35, B-9000 Ghent, Belgium
10. Division of Medical Microbiology, University of Liverpool, Daulby Street, Liverpool L69 3GA, United Kingdom