Technical University of Applied Sciences Berlin, Bioinformatics group, Seestr, 64, 13347 Berlin, Germany. andrea.sackmann@cs.put.poznan.pl <andrea.sackmann@cs.put.poznan.pl>|Technical University of Applied Sciences Berlin, Bioinformatics group, Seestr, 64, 13347 Berlin, Germany. andrea.sackmann@cs.put.poznan.pl <andrea.sackmann@cs.put.poznan.pl>|Technical University of Applied Sciences Berlin, Bioinformatics group, Seestr, 64, 13347 Berlin, Germany. andrea.sackmann@cs.put.poznan.pl <andrea.sackmann@cs.put.poznan.pl>