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 TACATGTACATATAAGTTGAATTC AAACAACTTGTATATGCATACGTATA ACAATTCTAGTAATCAATGGAAACAACTTGTATATGCATACGTATAGAAAGAAAACAATATACATGTACATATAAGTTGAATTCATTGTTATAAAATCATCCGA 3 2 3' arm Schmidtea_mediterranea mirbase Metazoa_SRP 0.0003 100 -24.4 .........((((.(((((((..((((((((((.(((((..(((((............)))))))))).))))))))))..)))))))))))............ (-24.40)