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 GTTGCTTGGGGGTATTACTA ATTTTATCATCAAGCAATAT GTTTATCATCCACCCAGCATGTTGCTTGGGGGTATTACTATATTTATTAATATAATTTTATCATCAAGCAATATCAGAGGTGAAATATTCAACT 5 0 5' arm Schmidtea_mediterranea mirbase 100 sme-mir-754b-2 3e-41 -24.2 ..........(((((.(.((((((((((..((((..(.((((((....)))))).)..))))..))))))))))).).))))............ (-24.20)