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 TGCCAAACAAGAATTGCCC GTCTTTGTCTTGGTTAAG GGGTCTTTGTCTTGGTTAAGAGGTTCCATATTTTTTGCCAAACAAGAATTGCCC 1 5 3' arm Centaurea_maculosa micropc 100 100 -13.8 ((((.(((((.(((((.(((((((.....)))))))))))))))))....)))) (-13.80)