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 TGCCAAAGGAGATTTGCCC GCAAAACCTCCATTGGCATG GGGCAAAACCTCCATTGGCATGCAGCCACACTAAGATTCTCTATCCTTGTTGTGCATTCCTATAGTGTGCTCCATGCCAAAGGAGATTTGCCC 2 1 3' arm Manihot_esculenta micropc mir-399 0.00000008 rco-MIR399c 0.000000005 -39.7 (((((((..((((.((((((((.(((.((((((.(((.....)))..((.....))......))))))))).)))))))).)))).))))))) (-39.70)