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 TTTTTTTTGTTTTTTGTTTTT AAAAAAAGATTTGTTAATGAAA CTTTTTTTTTTTTTTTTGTTTTTTGTTTTTCACTAGTAAAAAAAAAGATTTGTTAATGAAAAGAATA CTTTTTTTTTTTTTTTTGTTTTTTGTTTTTCACTAGTAAAAAAAAAGATTTGTTAATGAAAAGAATAGAC 5 1 5' arm Acyrthosiphon_pisum mirnest 100 100 -7.8 ...((((((((.((..((.(((((.(((((.......))))).)))))..))..)).)))))))).. (-7.8)