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 CAGAAGAGAGTGAGCAC GCTCATGATCTATCTG CAGAAGAGAGTGAGCACACAAAGGCAAATTGTACCAATTTGTGTTGTATGATTGTTTTGGGTGCTCATGATCTATCTG 2 1 5' arm Helianthus_tuberosus micropc mir-156 0.0000003 ath-MIR156a 0.00000001 -29.2 (((((((..((((((((...(((((((.(..(((.(((....))))))..))))))))..))))))))..))).)))) (-29.20)