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 CGTGGTGGTGGGGGTGGGG TCGCCTTCGCCGGCATGGC CAAAAGTGTTTACTTCACTCTCGCCTTCGCCGGCATGGCGCTGATGGCCGCCGTGGTGGTGGGGGTGGGGGTGGCACGGCGC 1 0 3' arm Tribolium_castaneum mirbase 100 tca-mir-3897 2e-23 -46.7 .....(((((....((((((((((((((((((.((((((((.....).))))))).))))))))))))))))))...))))) (-46.70)