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 TGTGTTCTCAGGTCACCCCT GGGTCGATATGAGAACACATG AGGGTCGATATGAGAACACATGTGCAATCAACGGCTGTAATGACGCCACATCATTATAACACATCTGTCTTTTCATGTGTTCTCAGGTCACCCCT 3 1 3' arm Brassica_napus micropc MIR398 9e-48 ath-MIR398b 0.000000000000001 -33.1 .((((.(((.((((((((((((......((...(.((((((((.......)))))))).).....))......)))))))))))).))))))).. (-33.10)