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 TGAGCCAAAGATGACTTGCCG GCAGTTGTCATTGGTTCATG AGATTTGAGCCAAAGATGACTTGCCGGCATGCTGCCTGAAAAGCAAGAAGGGTGTTGTTTTGCTGGCAGTTGTCATTGGTTCATGTTTG 3 1 5' arm Medicago_truncatula mirbase MIR169_2 3e-44 mtr-MIR169o 2e-45 -36.9 ((((.((((((((.((..(((.(((((((.((.((((............))))...))..))))))))))..)).)))))))).)))). (-36.90)