Division for Bioinformatics, Biocenter, Innsbruck Medical University, Innrain 80-82, 6020 Innsbruck, Austria. zlatko.trajanoski@i-med.ac.at.|Division for Bioinformatics, Biocenter, Innsbruck Medical University, Innrain 80-82, 6020 Innsbruck, Austria. zlatko.trajanoski@i-med.ac.at.|Division for Bioinformatics, Biocenter, Innsbruck Medical University, Innrain 80-82, 6020 Innsbruck, Austria. zlatko.trajanoski@i-med.ac.at.|School of Medicine and Medical Science, University College Dublin, Belfield, Dublin 4, Ireland. denis.shields@ucd.ie.