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 TATTGCACTCGTCCCGGCCTCC AGGGACGGGACGCGGTGCAGTGTT GGTGGGCAGGAGGGACGGGACGCGGTGCAGTGTTGTTCTTTCCCCTGCCAATATTGCACTCGTCCCGGCCTCCGGCCCCCTCG 1 2 3' arm Rattus_norvegicus mirbase 100 bta-mir-92b 9e-38 -51.12 ((.((((.(((((..(((((((.((((((((((((.............))))))))))))))))))).))))).))))))... (-51.12)