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 CAAAGTGCTGTTCGTGCAGGTAG ACTGCTGAGCTAGCACTTCCCG CAAAGTGCTGTTCGTGCAGGTAGTGTGATTACCTGACCTACTGCTGAGCTAGCACTTCCCG 2 3 5' arm Canis_familiaris mirbase mir-17 0.00005 age-mir-93 5e-29 -22.4 ..((((((((((((.((((.(((.((.(.....).)))))))))))))).))))))).... (-22.40)