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 CTCCAGAGCTGAGCAGAACTG CTTCTGCTGCAGACCTGGAAGAC AAGAATGACTTCTGCTGCAGACCTGGAAGACATGGAGAATAGTCTCCAGAGCTGAGCAGAACTGATACTT 4 2 3' arm Bos_taurus mirbase 100 bta-mir-2464 3e-34 -25.2 (((.((.(.(((((((.(((..(((((.(((((.....)).))))))))..)))))))))).).)).))) (-25.20)