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 CTCTTAGAATCTTTCTGGTCAG GAAAGCTAACTCCAAAAGAAGCTTACGAGGC ATCCGTCTCCTCTGAAAGCTAACTCCAAAAGAAGCTTACGAGGCTTTGTACAATATCTATAGACGTAAAGTACACTCCGGCGCCTCTTAGAATCTTTCTGGTCAGACATGAGACGAAAATGTG 4 11 3' arm Bombyx_mori mirbase 100 100 -29.7 ...((((((.(((((.........((((((((..((...(((((..(((((..(((........)))..))))).......)))))..))..))))).))))))))...))))))........ (-29.70)