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 AGGCAGTGTTGTTAGCTGGC CACAGCTACCCTGCCACT AGACTCGGGTAGGCAGTGTTGTTAGCTGGCTGCGTTGGGTCAGGCCAGCAGCCACAGCTACCCTGCCACTTCCTTCTGGC 3 2 5' arm Mus_musculus mirbase mir-449 6e-39 hsa-mir-449b 0.000000000000001 -30.9 (((...((((.(((((.((.(((.(.(((((((....((.....)).))))))))))).)).)))))))))...)))... (-30.90)