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
CTGCACATTCCACCATCTCGT GAGGTAGTGGATTCTGTAGTT TGAGGTAGTGGATTCTGTAGTTTTTGCTCGTTAAATGAGCCAGAGGAGGTAACTGCACATTCCACCATCTCGT  6 0 3' arm Ciona_intestinalis mirbase  100 cin-let-7f 5e-36 -25.62 .(((((.(((((...((((((((((.(((.............))).))).)))))))...))))).))))).. (-25.62)