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 TACTTGGAAAGGCATCAGTTG ACTATTCCCTTTCTGAGTAGA GGAAGTGCCCTACTTGGAAAGGCATCAGTTGCTTAGATTACATGTAACTATTCCCTTTCTGAGTAGAGTAAGTCTTA 5 0 5' arm Homo_sapiens mirbase 100 ptr-mir-890 8e-38 -29.1 (((..(((.(((((..((((((.(..((((((...........))))))..).))))))..))))).)))..))).. (-29.10)