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 AAGCTGCCAGCATGATCT ATCATATGGCAGCTT AAGCTGCCAGCATGATCTAAACTTTCTTCTCGATTAATCAAGGAAAGATCGGATCATATGGCAGCTT 2 1 5' arm Juglans_hindsii_x_Juglans_regia micropc MIR167_1 0.0000002 tcc-MIR167c 0.000000003 -28.6 (((((((((..((((((..(.(((((((...((....)).))))))).)..)))))).))))))))) (-28.60)