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 TACTGAATTTCATGTGGGC ACCATGGGATTCAGCTCA GGGACGCTTTGCCACTACGTTGTACTGAATTTCATGTGGGCTGCTGTTTTGCGTAGCACCATGGGATTCAGCTCATCGTTTGGTTATCTGCTAACT 5 1 5' arm Tribolium_castaneum mirbase 100 tca-mir-998 1e-49 -34.2 .....((...((((..(((.((..((((((..((((.(.(((((........))))).)))))..))))))..)).))).)))).....))..... (-34.20)