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 TGACAGAAGAGAGTGAGCACA TGCTCACCCTCTATCTGTCGCC GGGCGTGACAGAAGAGAGTGAGCACACATGGTTTTCTTGCATATCGATACTTGATGCTTTTAGCTCTGTGTGCTCACCCTCTATCTGTCGCCCACCT 2 1 5' arm Ricinus_communis mirbase mir-156 5e-43 ath-MIR156f 0.000000001 -48.3 ((((..((((((((((.(((((((((((.((((.....((((...........))))....)))).))))))))))).)))).)))))))))).... (-48.30)