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 ACTGAGGTCTGGGTGCAGCTGA GGCTGCACCAGGCAGCCCCAGCAG GCAGTGCCCTGCTCGGCTGCACCAGGCAGCCCCAGCAGTCACCCTGGCACTGAGGTCTGGGTGCAGCTGAGTGTGGCCTGC 2 4 3' arm Gallus_gallus mirbase 100 100 -47.4 ((((.(((.((((((((((((((...(((((.(((..(((.....))).))).)).))))))))))))))))).))))))) (-47.40)