1. Laboratory of Mouse Molecular Genetics, Division BIOCEV, Institute of Molecular Genetics, Czech Academy of Sciences, Vestec CZ-25250, Czech Republic
2. Faculty of Science, Charles University, Prague CZ-12000, Czech Republic
3. The Czech Centre for Phenogenomics, Division BIOCEV, Institute of Molecular Genetics, Czech Academy of Sciences, Vestec CZ-25250, Czech Republic
4. Department Evolutionary Genetics, Research Group Meiotic Recombination and Genome Instability, Max Planck Institute for Evolutionary Biology, Plön D-24306, Germany
5. Molecular Basis and Evolution of Complex Traits Group, Friedrich Miescher Laboratory of the Max Planck Society, Tübingen 72076, Germany