University of Göttingen, Department of Bioinformatics, Göttingen, Germany.|University of Göttingen, Department of Bioinformatics, Göttingen, Germany.|University of California, Riverside, Department of Computer Science and Engineering, Riverside, California, United States of America.|University of California, Riverside, Department of Computer Science and Engineering, Riverside, California, United States of America.|University of Göttingen, Department of Bioinformatics, Göttingen, Germany.