Department of Systems Biology and Bioinformatics, University of Rostock, 18051 Rostock, Germany. dagmar.waltemath@uni-rostock.de|Department of Systems Biology and Bioinformatics, University of Rostock, 18051 Rostock, Germany. dagmar.waltemath@uni-rostock.de|Department of Systems Biology and Bioinformatics, University of Rostock, 18051 Rostock, Germany. dagmar.waltemath@uni-rostock.de|Department of Systems Biology and Bioinformatics, University of Rostock, 18051 Rostock, Germany. dagmar.waltemath@uni-rostock.de|Department of Systems Biology and Bioinformatics, University of Rostock, 18051 Rostock, Germany. dagmar.waltemath@uni-rostock.de