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 TCATTCTACAGGATCGAATCAGT TAATTCGATTCTTTAGAGTATTT AAACTTTATATGAATCCGATCATTCTACAGGATCGAATCAGTTTGTAAATTTGTAAACTATCTCTTCAACTAATTCGATTCTTTAGAGTATTTGATTTCATTTTATTCCTCG 4 0 5' arm Schmidtea_mediterranea mirbase 100 sme-mir-2165 4e-59 -24.57 .........(((((..(((..((((((.((((((((((.((((.........(....).........)))).)))))))))).))))))..)))..)))))........... (-24.57)