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
CAGCCAAGGATGACTTGCCGA GGCAGGTTGTTCTTGGCTA CAGCCAAGGATGACTTGCCGACGACTCGCTTTTGCTTTTGCTTCCATCAATATAGGCATAATCAAGAAGAGATGAATCCGTTGGCAGGTTGTTCTTGGCTA  3 0 5' arm Populus_tremula pmrd MIR169_2 2e-30 ptc-MIR169b 1e-31 -43.7 .(((((((((..(((((((((((..((((((((.(((.(((((..........))))).....)))))))).)))...)))))))))))..))))))))). (-43.70)