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
GGCCCACCATGGTGACCGTCC ATGGTTATCGTGGGGGC GCCCATTTGGAGGCCCACCATGGTGACCGTCCCCGAGGTCCACCTCGCTTTGAACGGAGACCGATCCTAGATTTGGTAGACCGTGATGGTTATCGTGGGGGC ATGGCGGGGGAAGTCCCTGCATCTATCAAAAGAAGAGAGCTTCCATCATCTCTGACTCTCTGCAAGCCAAAAACAAAAGGGGCTTACATTTTAGCAACCATGATTATCTCAGAGAAGAACAGAAGAGAGATCTCCAAGTACCTCTTTCAAGAGGGAGTTTGCTATGCGAAAAAAGATTTCAACCTTGCAAAACACCCAGAGATTGATGTTCCCAATCTCCAGGTTATTAAGCTCATGCAGAGCTTCAAATCCAAGGAATATGTTCGTGAGACATTTGCATGGATGTACTACTACTGGTATCTTACCAATGATGGGATTGAGCTTTTTGAGGACTTACCTGAATCTTCCATCAGAAATTGTTCCTGCTACCTTGAAGAAACAGGCAAAACCTGCTGGTGGTCAGCCCATTTGGAGGCCCACCATGGTGACCGTCCCCGAGGTCCACCTCGCTTTGAACGGAGACCGATCCTAGATTTGGTAGACCGTGATGGTTATCGTGGGGGC 2 1 5' arm Populus_tremula mirnest  100  100 -42.7 ..((....))..((((.((((((((((((((.....((((.(((...((..((.(((...))).))..))....))).))))..)))))))))))))))))) (-42.7)