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 GCACTGGGTAAAGTTTGTCCTA CGACAAACCTTGTTCGGTTTTG ATTATACGACAAACCTTGTTCGGTTTTGCCAATTTCCTAGCCAGCACTGGGTAAAGTTTGTCCTATAAT 5 0 3' arm Drosophila_erecta mirbase mir-3 5e-30 dme-mir-309 3e-31 -20.1 ((((((.(((((((.(((..((((.(((.(.........).))).))))..))).))))))).)))))) (-20.10)