Bioinformatics Center, Institute of Molecular Biology and Physiology, University of Copenhagen, Copenhagen, Denmark. thamelry@binf.ku.dk|Bioinformatics Center, Institute of Molecular Biology and Physiology, University of Copenhagen, Copenhagen, Denmark. thamelry@binf.ku.dk|Bioinformatics Center, Institute of Molecular Biology and Physiology, University of Copenhagen, Copenhagen, Denmark. thamelry@binf.ku.dk