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 TGCAGTGACGTCTCTTCCCC GGATGGGCGCACGGCACG TGTGGGGATGGGCGCACGGCACGGGGTCCGTCCCACCGCCGTGCAGTGACGTCTCTTCCCCGCA 2 2 3' arm Gallus_gallus mirbase 100 100 -39.7 .(((((((.((((((((.(((((((((.......))).)))))).))).)))))..))))))). (-39.70)