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 TGACTAGAAAGTTCACTTACTGT AGTTTGTGAGTTTCTAGGCATATA TTTTTAGAATAGAAACTCTTGATACAGTTTGTGAGTTTCTAGGCATATAGATTTTTCTATGACTAGAAAGTTCACTTACTGTTGTACGAGTTTTAAACTTCATT 3 3 3' arm Schmidtea_mediterranea mirbase 100 100 -32.1 ......(((..(((((((.....(((((..((((((((((((...((((((....)))))).))))))).)))))..))))).....)))))))....)))... (-32.10)