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 GTGCATTGTAGTTGCATTGCA CAATGTTTCCACAGTGCATCA CTGCGGTGCATTGTAGTTGCATTGCATGTTCTGGCGGTACCCGTGCAATGTTTCCACAGTGCATCACAG 3 0 5' arm Bos_taurus mirbase mir-33 1e-27 cfa-mir-33 6e-29 -32.2 (((.((((((((((.(..((((((((((....((.....))))))))))))..).)))))))))).))) (-32.20)