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 TACTCGACCCCCTGGTCGAGT TCGACCCCCAGGTCGAGTGAC CCAGCACCATACTCGACCCCCAGGTCGAGTGACTTTGGAGCCATTCTTCCCATCTACTCGACCCCCTGGTCGAGTATCCTCAGC GGTGATTTGGAGCTGTTTGCGAGCAAATTGGAAGAAACGAGCCAGAACCAGAAGACATACTCGACCACCTGGTCGTGTGCATCCAGCACCATACTCGACCCCCAGGTCGAGTGACTTTGGAGCCATTCTTCCCATCTACTCGACCCCCTGGTCGAGTATCCTCAGCTCAGGCCACTCGATGACGCCACTCGACCCCCTGGTCGAGTATCACTTCCCCGC 4 0 3' arm Arabidopsis_thaliana mirnest 100 100 -29.5 ...((.((((((((((((....)))))))))....))).)).............(((((((((....)))))))))........ (-29.5)