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 GAGCCAAAGATGACTTGCCGG GGCAGTTGTCATTGGTTCAT GATTTGAGCCAAAGATGACTTGCCGGCATGCTGCCTGAAAAGCAAGAAGGGTGTTGTTTTGCTGGCAGTTGTCATTGGTTCATGTT 3 1 5' arm Medicago_truncatula mirbase MIR169_2 2e-42 mtr-MIR169o 1e-43 -35.6 (((.((((((((.((..(((.(((((((.((.((((............))))...))..))))))))))..)).)))))))).))) (-35.60)