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 TTGGTTTCTCTAGTTCTGCAC GTTTAGGACTAGGAAACAGA TTGGTTTCTCTAGTTCTGCACTTATTCATTTATAGATTGGAAATTTGTATCTTTGTGTTTAGGACTAGGAAACAGA 3 3 5' arm Gossypium_hirsutum pmrd 100 100 -20.44 ...(((((.((((((((((((.........(((((((.....))))))).....))))..)))))))))))))... (-20.44)