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 TGATTGTCCAAACGCAATTCT GACTGTGTGTGGACATCATC TTTCAGGCCCTGATTGTCCAAACGCAATTCTTGTTTGCAATTTTATCAAGGACTGTGTGTGGACATCATCGCTTGAGA 2 1 5' arm Tribolium_castaneum mirbase mir-219 2e-32 tca-mir-219 5e-39 -31.42 ((((((((..((((.(((((.(((((.((((((.............)))))).))))).)))))))))..)))))))) (-31.42)