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 TGAAACATACACGGGAAACCTC GGTTGTCCGTGTTGTCTTCTCT TTGATACTTGAAGGAGAGGTTGTCCGTGTTGTCTTCTCTTTATTTATGATGAAACATACACGGGAAACCTCTTTTTTAGTATCAA 3 2 3' arm Mus_musculus mirbase mir-154 4e-37 rno-mir-494 6e-42 -36.7 .(((((((.((((((((((((..(((((((((.(((((.........)).)))))).))))))..))))))))))))))))))). (-36.70)