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 TGGCAAGATGTAGGCAGTTCAGT TGGACTTCCATATCGAGCCACA CAGTGAGAGTCCCACACACGACTGGACTTCCATATCGAGCCACAGCTATCAACGAATTTGCTGGCAAGATGTAGGCAGTTCAGTTGTGCGTTTATGGAG 3 1 3' arm Caenorhabditis_elegans mirbase mir-73 4e-50 crm-mir-73 0.0000000003 -35.52 .........(((.((.((((((((((((.(((((((..((((..((.............))))))..))))).)).)))))))))))).))....))). (-35.52)