Acknowledgments
This work was supported by the Grant Agency of the Czech Republic (grant GA18-07711S to V.H.). We would like to acknowledge the sequencing services of Genomics Core Facility, EMBL Heidelberg, Heidelberg, Germany and the DNA Services of W.M Keck Center, University of Illinois at Urbana-Champaign, Illinois, USA. Access to computing and storage facilities owned by parties and projects contributing to the National Grid Infrastructure MetaCentrum provided under the programme “Projects of Large Research, Development, and Innovations Infrastructures” (CESNET LM2015042), is greatly appreciated. In addition, we thank Joel J. Brown for his language corrections on this manuscript.