mature_miRNA miRNA* pre-miRNA EST_contig mismatches bulges arm species source_database RFAM_best_hit RFAM_lowest_evalue miRBase_best_hit miRBase_lowest_evalue folding_energy secondary_structure TGTGTTGAAAATCGTTTGCAC GTGGGCTCTGAAATTTTGCACACATT GACGCTGGATGTATGGGTGTGTGGGCTCTGAAATTTTGCACACATTTACAATAATTGTAAATGTGTTGAAAATCGTTTGCACGACTGCGA 5 5 3' arm Drosophila_erecta mirbase mir-287 8e-45 dme-mir-287 6e-36 -23.3 ..(((..........((((((..(((......(((((..(((((((((((.....)))))))))))..))))).)))..))).)))))). (-23.30)