1. MTT/BI Plant Genomics Laboratory, Institute of Biotechnology, Viikki Biocenter, University of Helsinki, FIN-00014 Helsinki, Finland
2. Genome Diversity Center, Institute of Evolution, University of Haifa, 31905 Haifa, Israel
3. Faculty of Sciences, University of Iceland, 108 Reykjavík, Iceland
4. Plant Breeding Biotechnology, Plant Production Research, MTT Agrifood Research Finland, 31600 Jokioinen, Finland