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 CAGTCATGCGTTTTTTTTGGG CAGGATCTGAAAGCGTCTAGTGTT ACGAAGCAGTCATGCGTTTTTTTTGGGGAAGAAAGGAAGGATTACTGTTACGAAGGCCTTTCCAGCTTCACCAGGATCTGAAAGCGTCTAGTGTTGAGA 4 5 5' arm Bombyx_mori mirbase 100 100 -26.2 .(..((((.(...(((((((((((((.((((...((((((....((.......)).))))))...)))).)))))....))))))))..).))))..). (-26.20)