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 TGTGATGTGACGTAGTGG ACTAGGTCGCATAACACG TTTTTGCTCCCAAGGTCCCGCCACTAGGTCGCATAACACGCATTGTCAACACCGTGTGATGTGACGTAGTGGTATGTCTAGGGGAGTTGCCT 2 0 3' arm Tribolium_castaneum mirbase 100 tca-mir-989 3e-47 -41.5 .....((((((..((.(..(((((((.(((((((.(((((...((....)).))))).))))))).)))))))..).))..))))))..... (-41.50)