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
TTGTATAGGGGAGCTTCTGGT ATTAAGCTCCCCTGAAGAGA ATTTCCTCATCTTGTATAGGGGAGCTTCTGGTTCTTCTGAGGTAAATATTAAGCTCCCCTGAAGAGATCTGCCCT GGGTTTCGTTATTTGATTTTCGGAGCCCATCAAAAAGGGACCGTAATCCTCATTTTGAAGAGAAATACTGGATTCCACAAAGAAAAAGCACCTGATAGAATACACAAGCGGTAGAAAGCAGAGGATGGAGTAGAAGTTACTACTTGTTACACTTTTATGAGGCCCGCCAACTTTAGCTTCGGAAGATAGATATTTCCTTGGGTTCCAGCATGTTCTTCTAATTAATTTCTCAACAGTGACCCTTGTCCTGTTATATACTTTTCCTGCCTATCAAGTTTCCATTGTACTCAGCCCTCATTATTGGATATTCTAATTTCATTTCCTCATCTTGTATAGGGGAGCTTCTGGTTCTTCTGAGGTAAATATTAAGCTCCCCTGAAGAGATCTGCCCTGTGGAAGGCTAGTCATTATTGGCATTGTTGGCTTGTTTCCAACCAGTTGTTCTCCAGCAACAGACATGCTTCTATAGATTGGCCATTCTGTGAAAGTTGAAAAATGGCCTTTTACTCTGAGGATGACAAAGCAGAAGATTACCTTTTCAAGATTGTTTTAATTGGCGACTCAGCTGTCGGGAAATCAAATTTGCTTGCAAGATTTGCTAGAGATGAATTCTACCCCAATTCAAAGTCTACAATAGGGGTNAGAGTTCCAAACCCAAAAGATGGATATTAACGGAAAGGAAATTAAAGCACAGATCTGGGACA 5 1 5' arm Populus_tremula mirnest  100  100 -21 ........(((((...(((((((((((...(((..((...))..)))...)))))))))))..)))))....... (-21)