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 TTAGATTCACGCACAAACTCG AGTTTGTGCGCGAATCCAACC ACAAACCTCGAGTTTGTGCGCGAATCCAACCCCTCAATCTTCTTTCAAAGGGGTGTTAGATTCACGCACAAACTCGGGATCTGTCT 4 0 3' arm Vitis_vinifera mirbase MIR403 2e-42 vvi-MIR403b 6e-39 -40.24 ......((((((((((((((.(((((..((((((..............))))))....))))).))))))))))))))........ (-40.24)