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 CGTGTCTGTGTGTATGTTGCAG GCATCACACATACATACACACGCGGG AGCAGCAGCAGCAGCAACAGCATCACACATACATACACACGCGGGCATTTTTTCGGGCCTCTCTTGGCGCGCGTGTCTGTGTGTATGTTGCAGTTGCATAGTTTTTGCTTCT 2 4 3' arm Drosophila_simulans mirbase 100 100 -43.8 ((.(((((.(((.(((((.(((....(((((((((((.(((((.((..........(((......))))).))))).)))))))))))))).)))))...))).))))).)) (-43.80)