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 AAGGTAGATAGAACAGGTCTTG AGACCTACTTATCTACCAACA GAAAAGGTAGATAGAACAGGTCTTGTTTGCAAAATAAATTCAAGACCTACTTATCTACCAACAGCCATTGCCT 4 1 5' arm Mus_musculus mirbase SCARNA15 2e-29 mmu-mir-1839 5e-36 -22.6 .....(((((((((...((((((((..(.........)..))))))))..))))))))).............. (-22.60)