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 AAACAAACATGGTGCACTTCTT GAAGTTGCCCATGTTCTTTTCG TGGTGCCTGGAAAGAAGTTGCCCATGTTCTTTTCGCTGATATGTGACGAAACAAACATGGTGCACTTCTTTTCCGGCATCA 2 2 3' arm Bos_taurus mirbase mir-154 3e-38 eca-mir-495 1e-24 -40.8 .((((((.((((((((((.(((((((((..((((((........).)))))..))))))).)))))))))))).)))))). (-40.80)