Centre for Molecular and Biomolecular Informatics, Nijmegen Centre for Molecular Life Sciences, Radboud University Nijmegen, Nijmegen, The Netherlands. m.ott@ncmls.ru.nl <m.ott@ncmls.ru.nl>|Centre for Molecular and Biomolecular Informatics, Nijmegen Centre for Molecular Life Sciences, Radboud University Nijmegen, Nijmegen, The Netherlands. m.ott@ncmls.ru.nl <m.ott@ncmls.ru.nl>