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 AAGAGCGCTTGTAGTGAGTTGT AACCACTGCAATTTCTCTATTAC AGAAGTAAGAGCGCTTGTAGTGAGTTGTCAAAAATTGAGTATGACAACCACTGCAATTTCTCTATTACATTTTTGG 3 3 5' arm Caenorhabditis_elegans mirbase mir-1829 5e-27 cel-mir-1829b 0.000003 -23.5 ....(((((((...((((((((.(((((((...........)))))))))))))))...))))..)))........ (-23.50)