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 TTCTGTGGCTGCAAGGAGAG CTCATTGCATGTTAACAGCAAG TTCCCAAGGAGTTTCTCATTGCATGTTAACAGCAAGATTTGGTTTGTCTCTTCTGTGGCTGCAAGGAGAGATTCCCAGATGTGGAA 3 2 3' arm Gallus_gallus mirbase 100 gga-mir-1813-2 0.00006 -30.4 .(((((.((((((((((.(((((.((((.(((..((((.......))))...)))))))))))).))))))))))....)).))). (-30.40)