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 ACAGGTGAGGTTCTTGGGAGCC TCCCTGAGACCCTTTAACCTGTGA CTGGGTCCCTGAGACCCTTTAACCTGTGAGGACGTCCAGGGTCACAGGTGAGGTTCTTGGGAGCCTGG 5 2 3' arm Mus_musculus mirbase lin-4 2e-29 mmu-mir-125a 4e-33 -34.7 (..((..((..(((.((((..((((((((((....))....)))))))))))).)))..))..))..) (-34.70)