[1] Ernst Moritz Arndt Univ Greifswald, Inst Genet & Funct Genom, Dept Genet Microorganisms, Greifswald, Germany
[2] Univ Munich, Max Von Pettenkofer Inst Hyg & Med Microbiol, Munich, Germany
[3] Hans Knoell Inst, Leibniz Inst Nat Prod Res & Infect Biol, Dept Infect Biol, Jena, Germany
[4] Univ Jena, Jena, Germany