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 CGGAAGACTCGCACGTGAC CACTGCGAGTGTTCCCGC TCTTCTTTGGATGCCAACGGCGGAAGACTCGCACGTGACATTGCTAATTTTTTCCATTTCACTGCGAGTGTTCCCGCGTTGATTCCAATTCTCATCA 3 1 5' arm Schmidtea_mediterranea mirbase 100 sme-mir-2147b 0.000001 -33.1 ......(((((...((((((.((((.(((((((.((((...((...........))..))))))))))).))))).)))))..)))))......... (-33.10)