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 TTCCAAATGTAGACAAAGCA CTTTGTCTATCGTTTGGAAAA ACGTTATATCTGTTCTTCTTTGTCTATCGTTTGGAAAAGATTGATGACGCTATCTACACTTTTCCAAATGTAGACAAAGCAAAACCGTGATGACGT 2 1 3' arm Brassica_rapa pmrd MIR158 0.00000002 aly-MIR158a 0.0000000003 -35.2 (((((((....(((...(((((((((.((((((((((((...((((....))))....)))))))))))))))))))))...)))....))))))) (-35.20)