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 GATATAACCACTGCCAGACTGA AGTCAGGCTGCTGGCTATACACCA ATCAGTCAGGCTGCTGGCTATACACCAGGACTTATCTGGTCCTGGATATAACCACTGCCAGACTGAAAG 4 2 3' arm Mus_musculus mirbase mir-344 1e-21 mmu-mir-344d-3 6e-23 -33.2 .((((((.(((.(.(((.((((..((((((((.....)))))))).)))).)))).))).))))))... (-33.20)