CETATEA Research Centre, National Institute for Research and Development of Isotopic and Molecular Technologies - INCDTIM, 67 - 103 Donat, Cluj-Napoca, Romania. bogdan.belean@itim-cj.ro.|Department of Communication, Technical University of Cluj-Napoca, Baritiu 26-28, Cluj-Napoca, Romania. monica.borda@com.utcluj.ro.|Molecular Bioinformatics Group, Institute of Computer Science, Faculty of Computer Science and Mathematics, Cluster of Excellence Frankfurt Macromolecular Complexes, Johann Wolfgang Goethe-University, Baritiu 26-28, Frankfurt am Main, Germany. j.ackermann@bioinformatik.uni-frankfurt.de.|Molecular Bioinformatics Group, Institute of Computer Science, Faculty of Computer Science and Mathematics, Cluster of Excellence Frankfurt Macromolecular Complexes, Johann Wolfgang Goethe-University, Baritiu 26-28, Frankfurt am Main, Germany. ina.koch@bioinformatik.uni-frankfurt.de.|Department of Functional Genomics and Experimental Pathology, The Oncology Institute Prof. Dr. Ion Chiricuta, Cluj-Napoca, Romania. ovidiubalacescu@iocn.ro.