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 TGAGATCATTATTCAAGCTCTTC AGGCTTGAATTGTGATCTCATA TAAGGCTTGAATTGTGATCTCATAAACCTATGAGATCATTATTCAAGCTCTTCAATA 2 1 3' arm Schmidtea_mediterranea mirbase 100 sme-mir-753b 0.00000000000001 -26.8 .(((((((((((.(((((((((((....))))))))))).)))))))).)))..... (-26.80)