1. Department of Plant Physiology; Umeå Plant Science Centre; Umeå University; 90187 Umeå Sweden
2. Department of Chemistry; Umeå University; 90187 Umeå Sweden
3. VIB-Ugent Center for Plant Systems Biology and Department of Plant Biotechnology and Bioinformatics; Ghent University; Technologiepark 927 9052 Gent Belgium
4. School of Biotechnology; Royal Institute of Technology (KTH); 10691 Stockholm Sweden
5. Department of Forest Genetics and Plant Physiology; Umeå Plant Science Centre; Swedish University of Agricultural Sciences; 90183 Umeå Sweden