Genome Biology Computational Support, European Molecular Biology Laboratory, Meyerhofstrasse 1, 69117 Heidelberg, Germany. delhomme@embl.de|Genome Biology Computational Support, European Molecular Biology Laboratory, Meyerhofstrasse 1, 69117 Heidelberg, Germany. delhomme@embl.de|Genome Biology Computational Support, European Molecular Biology Laboratory, Meyerhofstrasse 1, 69117 Heidelberg, Germany. delhomme@embl.de|Genome Biology Computational Support, European Molecular Biology Laboratory, Meyerhofstrasse 1, 69117 Heidelberg, Germany. delhomme@embl.de