FYI http://bioinformatics.oxfordjournals.org/content/early/2010/10/19/bioinforma... (if you want to print it, take a coffee because it takes more than 5 minutes...) Bram -- ========================================================= Bram Slabbinck, PhD Bioinformatics & Systems Biology VIB Department of Plant Systems Biology, Ghent University Technologiepark 927, 9052 Gent, BELGIUM Tel:+32 (0)9 33 13 822 Fax:+32 (0)9 33 13 809 Email: Bram.Slabbinck@psb.ugent.be WWW: http://bioinformatics.psb.ugent.be =========================================================