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 AAAGTGCTTACAGTGCAGGTAG ATCTACTGCAATGCAAGCACTTCTT AAAGTGCTTACAGTGCAGGTAGCATTCTGCGATCTACTGCAATGCAAGCACTTCTTA 6 0 5' arm Canis_familiaris mirbase mir-17 8e-16 eca-mir-106a 7e-22 -20.5 .((((((((.((.(((((...((.....))......))))).)).)))))))).... (-20.50)