Additional file 1.the numbers of ORFans and nonORFans, the numbers of ORFs having homologs in viruses in 277 prokaryotic genomes, using different BLASTP cutoff to define ORFans. Format: XLS Size: 492KB Download file This file can be viewed with: Microsoft Excel Viewer Yin and Fischer BMC Evolutionary Biology 2006 6:63 doi:10.1186/1471-2148-6-63 |