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 AAGCGAAATTCAAGATGGTTGTA CAACCACTGGAATTTCTCTATT AAGCGAAATTCAAGATGGTTGTAAAACATCGAGTACTACAACCACTGGAATTTCTCTATTGC 3 1 5' arm Caenorhabditis_elegans mirbase mir-1829 6e-20 cel-mir-1829b 8e-19 -20.2 .((.(((((((.((.((((((((..((.....))..)))))))))).))))))).))..... (-20.20)