1 Center for Integrative Genetics (CIGENE), Faculty of Biosciences, Department of Animal and Aquacultural Sciences, Norwegian University of Life Sciences, Ås, Norway. simen.sandve@nmbu.no.
2 Department of Biology, San Francisco State University, San Francisco, CA, USA.
3 Faculty of Chemistry, Biotechnology and Food Science, Norwegian University of Life Sciences, Ås, Norway. torgeir.r.hvidsten@nmbu.no.
4 Umeå Plant Science Centre, Department of Plant Physiology, Umeå University, Umeå, Sweden. torgeir.r.hvidsten@nmbu.no.