1. Institute of Plant Science and Resources, Okayama University , Kurashiki 710-0046, Japan
2. Department Genebank, Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), OT Gatersleben , 06466 Seeland, Germany
3. German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig , 04103 Leipzig, Germany
4. Plant Genome and Systems Biology (PGSB), Helmholtz Center Munich, German Research Center for Environmental Health , 85764 Neuherberg, Germany
5. Center for Integrated Breeding Research (CiBreed), Georg-August-University Göttingen , 37075 Göttingen, Germany
6. Department of Informatics, National Institute of Genetics , Mishima 411-8540, Japan