1. Department of Biology; URBE; Laboratory of Evolutionary Genetics and Ecology; University of Namur; Namur Belgium
2. Namur Research Institute for Life Sciences (NARILIS); Namur Belgium
3. University of Namur; Research Unit in Biology of Microorganisms (URBM); Namur Belgium
4. University of Namur; Research Centre for the Physics of Matter and Radiation (PMR); Namur Belgium
5. Namur Research College and Department of Chemistry; University of Namur; Namur Belgium
6. Institut Pasteur; Groupe Régulation Spatiale des Génomes; Paris France
7. CNRS; UMR 3525; Paris France