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 TGGAGAAGCAGGGCACGTGCG CACGTGTTCTACTACTCCAAC TAACACTTGATGGAGAAGCAGGGCACGTGCGAACACAAATGAAATCGATCGGTACTTGTTGATCATATTTTCGCACGTGTTCTACTACTCCAACACGTGTCT 2 0 5' arm Arabidopsis_thaliana pmrd MIR164 6e-52 ath-MIR164c 4e-53 -41 ..((((.((.(((((.((.((((((((((((((..(....).....((((((......)))))).....)))))))))))))).)).))))).)).)))).. (-41.00)