1. Göttingen Genomics Laboratory, Georg-August University of Göttingen, Grisebachstrasse 8, 37077 Göttingen, Germany
2. Department of Molecular Physiology, Georg-August University of Göttingen, Grisebachstrasse 8, 37077 Göttingen, Germany
3. Department of Microbiology, Humboldt-Universität zu Berlin, Chausseestrasse 117, 10115 Berlin, Germany
4. Department of Genomic and Applied Microbiology, Institute of Microbiology and Genetics, Georg-August University of Göttingen, Grisebachstrasse 8, 37077 Göttingen, Germany