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 TGCCAAAGGAGATTTGCCCTG GAGCAAATCTCTATTAGCAGA AATGATAGAGCAAATCTCTATTAGCAGAACGAAGTAGAAAGCTTGGACATGCATGCTTCTGGTTTGCCAAAGGAGATTTGCCCTGCCATT 3 0 3' arm Medicago_truncatula mirbase mir-399 8e-45 mtr-MIR399h 1e-43 -32.1 ((((.(((.((((((((((.((.(((((..((((((....((........)).))))))...))))).)).)))))))))).))).)))) (-32.10)