1. Next Generation Sequencing Group, Max Planck Institute for Molecular Genetics, 14195 Berlin, Germany
2. Department of Cell Biology, University of Salzburg, 5020 Salzburg, Austria
3. Institute of Applied Microbiology, University of Natural Resources and Applied Life Sciences, 1180 Vienna, Austria
4. Department of Vertebrate Genomics, Max Planck Institute for Molecular Genetics, 14195 Berlin, Germany