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 CTGGGACCTTGGGCTTACGGT CGCAAGCCCAGAAGTCCGGCAGTC ACACAAGGCCTGCCGCCCAAGAAACGCAAGCCCAGAAGTCCGGCAGTCGAGAATCACGAGGGACTGGGACCTTGGGCTTACGGTTCTCAGTTTGGCTTGAC 3 3 3' arm Drosophila_melanogaster mirbase 100 100 -33.32 .....(((((....((...((((.((.((((((((..((((..(((((.............))))))))).)))))))).)).))))..))..)))))... (-33.32)