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 CATCACAGTCAGAGTTCTAGCT CTAGCACTCGACATGTGACCTGTG GTTTTGTGGCTAGCACTCGACATGTGACCTGTGTTCGGTAATCACATCACAGTCAGAGTTCTAGCTACACGGCGCG 1 4 3' arm Bombyx_mori mirbase mir-11 1e-33 tca-mir-11 0.00001 -33.4 ((..(((((((((.(((((((.(((((..((((.........)))))))))))).)))).)))))))))..))... (-33.40)