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 TATCACAGCCATTTTGACGAGT GCGTCAAAATGACTGTGAGCTATG TTGGCGCGTCAAAATGACTGTGAGCTATGTTGTTGCATTTGCCATTCATATCACAGCCATTTTGACGAGTTTG 2 2 3' arm Drosophila_virilis mirbase mir-2 3e-34 dgr-mir-13b-2 2e-26 -27 ..(((.((((((((((.((((((..((((..((.((....)).)).)))))))))).)))))))))).))).. (-27.00)