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 TGGGAAGTAAGGAAGCACGGAA CCATACTTCTTTACATTCCATA CCGCGCAGCTCCATACTTCTTTACATTCCATATGATTACAATGACTATGGGAAGTAAGGAAGCACGGAACTTGCGCAAG 5 0 3' arm Bombyx_mori mirbase mir-1 6e-36 bmo-mir-1a 1e-39 -29.72 ..((((((.(((...(((((((((.(((((((.............))))))).)))))))))...))).).)))))... (-29.72)