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 TGCCAAAGGAGATTTGCCTCG GGGCGAATCCTCTATTGGCAGT GAAAGCATTACAGGGCGAATCCTCTATTGGCAGTGGAAGTTGATGACCCTTATATGTTATTTTCTCATCATTTTCCTCTGCCAAAGGAGATTTGCCTCGCAATGCTTCA 3 1 3' arm Arabidopsis_thaliana mirbase mir-399 4e-56 aly-MIR399e 1e-28 -48.7 (((.(((((.(..((((((((.(((.(((((((.(((((.((((((....((.....)).....)))))).))))).))))))).)))))))))))..).)))))))). (-48.70)