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 ACCTAGCCTCTCCTTGGCTTTGTCTGT AGACATAGCCTGATAGAGGTTACGTTT CGGGACTTTGACCTAGCCTCTCCTTGGCTTTGTCTGTTTCGTTAGTAGCTCAGACATAGCCTGATAGAGGTTACGTTTTGTCCCT 7 0 5' arm Bombyx_mori mirbase mir-282 7e-42 aae-mir-282-1 0.00002 -38.6 .(((((...(((.((((((((....((((.((((((....((.....)).)))))).))))....)))))))).)))..))))). (-38.60)