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 ACTGGACTTGGAGTCAGAAGGC CTCCTGACTCCAGGTCCTGTGTGT AGGGCTCCTGACTCCAGGTCCTGTGTGTTACCTCGAAATAGCACTGGACTTGGAGTCAGAAGGCCT 3 2 3' arm Bos_taurus mirbase mir-378 1e-30 eca-mir-378 6e-32 -39.2 (((.((.((((((((((((((...((((((........)))))).)))))))))))))).)).))) (-39.20)