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 TAGCACCATGAGAAAGCAGTAT ACTGTTTTCTATTGGTGCATAGA GTAATCACATCTACTGTTTTCTATTGGTGCATAGAGTCCTTGTTTTACTTCTTCTAGCACCATGAGAAAGCAGTATTTGTGAGAC 3 1 3' arm Strongylocentrotus_purpuratus mirbase 100 100 -33.86 ....(((((..(((((((((((..((((((.(((((...............)))))))))))..)))))))))))..)))))... (-33.86)