International Graduate School for Bioinformatics and Genome Research University of Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany. ltaher@TechFak.Uni-Bielefeld.DE|International Graduate School for Bioinformatics and Genome Research University of Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany. ltaher@TechFak.Uni-Bielefeld.DE|International Graduate School for Bioinformatics and Genome Research University of Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany. ltaher@TechFak.Uni-Bielefeld.DE|International Graduate School for Bioinformatics and Genome Research University of Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany. ltaher@TechFak.Uni-Bielefeld.DE|International Graduate School for Bioinformatics and Genome Research University of Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany. ltaher@TechFak.Uni-Bielefeld.DE|International Graduate School for Bioinformatics and Genome Research University of Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany. ltaher@TechFak.Uni-Bielefeld.DE|International Graduate School for Bioinformatics and Genome Research University of Bielefeld, Postfach 10 01 31, 33501 Bielefeld, Germany. ltaher@TechFak.Uni-Bielefeld.DE