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 GGCAAGATGTCGGCATAGCTGA GGCTGTGTCACATCCAGCCAA ATCACGATTCTAACTGGGCGCCTCGAAGGCAAGATGTCGGCATAGCTGATGCGATTTTAAAATTCGGCTGTGTCACATCCAGCCAACCGAACGCTCAGAC 2 1 5' arm Apis_mellifera mirbase mir-31 2e-39 ngi-mir-31a 4e-19 -40.94 .............(((((((..(((..(((..(((((.(((((((((((..............))))))))))))))))..)))...))).))))))).. (-40.94)