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 ATTGACTCTAGTAGGGAGTCC GACTCCCTAATCGAGTCAGGTT TGTTAAATTGACTCTAGTAGGGAGTCCGTTCCGCGCGACTCCCTAATCGAGTCAGGTTGACTTCTTTGATGCTAAATCGACG 4 1 5' arm Bombyx_mori mirbase mir-929 7e-39 tca-mir-929 0.00000006 -34.9 .(((((.(((((((...(((((((((((.....)).)))))))))...))))))).)))))....(((((.....))))).. (-34.90)