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 TAGCTGGCTGGCGAAGAAATGC TTTTCTTCCTTGGCACAGCTCTG GCTAAGAGTTTTTCTTCCTTGGCACAGCTCTGTGACAGTGGAACATAGCTGGCTGGCGAAGAAATGCCCTTCCA 5 1 3' arm Branchiostoma_floridae mirbase 100 100 -25.7 ...(((.((.(((((((.(..((.(((((.(((..(...)..))).)))))))..).))))))).)).)))... (-25.70)