Bioinformatics Laboratory, International Institute of Molecular and Cell Biology, ks. Trojdena, 4 02-109, Warsaw, Poland .|Bioinformatics Laboratory, International Institute of Molecular and Cell Biology, ks. Trojdena, 4 02-109, Warsaw, Poland .|Bioinformatics Laboratory, International Institute of Molecular and Cell Biology, ks. Trojdena, 4 02-109, Warsaw, Poland .