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 CCAAAGAAGATTTGCCCC GGCAATTCTTGCTTTGGCA GGGCAATTCTTGCTTTGGCAGTTGGCAACTCATGTTGTAATCAACTACAAAGAGTAGGCCTACTACCAAAGAAGATTTGCCCC 2 1 3' arm Manihot_esculenta micropc mir-399 0.000004 100 -38.3 ((((((.((((.((((((.(((.(((.((((...(((((......))))).))))..))).))).)))))))))).)))))). (-38.30)