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 TACGTAGTATAGTGCTTTTCAC GAAAGGTGCCATACTATGTACA AGCAGTGCTTTACGTAGTATAGTGCTTTTCACATTACACAAAAAGTGAAAGGTGCCATACTATGTACAGGAAGGCTTA 3 0 5' arm Rattus_norvegicus mirbase mir-471 6e-33 mmu-mir-471 1e-27 -30.9 (((..(.((.((((((((((.(..((((((((.((......)).))))))))..).)))))))))).)).)..))).. (-30.90)