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 TCAGTGCACTACAGAACTTTGT AAAGTTCTGAGACACTCCGACT GAGGCAAAGTTCTGAGACACTCCGACTCTGAATATGATAGAAGTCAGTGCACTACAGAACTTTGTCTC 1 4 3' arm Equus_caballus mirbase mir-148 2e-29 bta-mir-148a 4e-33 -28.2 ((((((((((((((((.((((..(((((((.......))).))))))))..)).)))))))))))))) (-28.20)