Several families of putative transposable elements (TrEs) in both solanaceous plants and Caenorhabditis elegans have been identified by screening the DNA data base for inverted repeated domains presen
aConserved genes, unique ORFs, introns, and intron ORFs are considered as coding sequences.bUnique ORFs and intron ORFs are not taken into account.cPredicted by using RepeatMasker Web Server.