1. Department of Molecular Infection Biology II, Institute of Molecular Infection Biology (IMIB), University of Würzburg , Josef-Schneider-Straße 2 / D15, 97080 Würzburg, Germany
2. Department of Microbial Proteomics, Institute of Microbiology, University of Greifswald , Felix-Hausdorff-Str. 8, 17489 Greifswald, Germany
3. Biology II, Ulm University, Albert-Einstein-Allee 11 , 89081 Ulm, Germany
4. Bioinformatics Group, Department of Computer Science, University of Freiburg , Georges-Koehler-Allee 106, 79110 Freiburg, Germany
5. Information and Computer Science Department, King Fahd University of Petroleum and Minerals , Dhahran 31261, Saudi Arabia
6. Signalling Research Centres BIOSS and CIBSS, University of Freiburg , Schaenzlestr. 18, 79104 Freiburg, Germany