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 AAAAGTTCGTTCGGTTTTTCT GAGCCCGACACGTACGCTAGG GCCAACTGCTAGGAGCCCGACACGTACGCTAGGGGCTGGCCCAAAAGTTCGTTCGGTTTTTCTGCCCAATGTTGGC 6 2 3' arm Bos_taurus mirbase 100 bta-mir-2284r 0.00005 -26.4 ((((((.((.(((((.((((.(((.((.....(((....)))....)).)))))))..))))))).....)))))) (-26.40)