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
CATTGAGTGCAGCGTTGATG CCAGCGCTGCATTCAAT CATTGAGTGCAGCGTTGATGAAATCCTACATTTTGTGCTCTTAAACTGTTACCAACCCTTTATCCATGGCATCATTTCACCAGCGCTGCATTCAAT  2 0 5' arm Populus_tremula_x_Populus_tremuloides micropc MIR397 3e-32 ptc-MIR397a 7e-36 -31.4 .((((((((((((((((.((((((...(((.((((......)))).)))..(((............)))....)))))).)))))))))))))))) (-31.40)