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 TAATACTGTCAGGTAAAGATGTC ATCTTACCGGGCAGCATTAGA CACGACGGAGTAACGGTTCGCATCTTACCGGGCAGCATTAGAGTCCTGTCTATATTTTCTAATACTGTCAGGTAAAGATGTCGTCCGCGCTCCACGTTCGTC 3 1 3' arm Bombyx_mori mirbase mir-8 5e-37 der-mir-8 0.00000000000009 -37.62 .((((.(((((..(((..(((((((((((.(((((.(((((((.............))))))).))))).))).)))))).)).))).)))))....)))). (-37.62)