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 ACGTATTCGGCTCTCAGT TGAGACCCTAAAACGTGA TCCCTGAGACCCTAAAACGTGAGACGGTTTCACGTATTCGGCTCTCAGT 4 0 3' arm Ciona_intestinalis mirbase 100 cin-mir-125 6e-22 -19.3 ...((((((.((.((.((((((((...)))))))).)).)).)))))). (-19.30)