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 AATCATTCACGGACAACACTTT AAGTTGTTCGTGGTGGATTCGCTTTACTTATGACGAATCATTCACGGACAACACTTT 7 0 3' arm Canis_familiaris mirbase mir-154 2e-25 eca-mir-382 1e-26 -22.9 ..(((((((((((..(((((((.........).))))))..)))))))))))..... (-22.90)