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 AGGTAACAGGTTTGTTTTGTGA CCCAGACGAACTCTGTTACCCCA AGGTAACAGGTTTGTTTTGTGAGTGATAAATTTAAAACTTCCCAGACGAACTCTGTTACCCCA 4 1 5' arm Acyrthosiphon_pisum mirbase 100 100 -23.3 .((((((((((((((((.(..(((............)))..).)))))))).))))))))... (-23.30)