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
CATAAAGTAGAAAGCACTAC AGTGTTTCCTACTTTATGGA CAGTGCAGCCACCCATAAAGTAGAAAGCACTACTAGACAGGACTGAACGCTGTAGTGTTTCCTACTTTATGGATGAGTGTACTGGG  1 0 5' arm Xenopus_laevis mirbase mir-142 6e-27 xtr-mir-142-1 1e-43 -39.7 (((((((..((.(((((((((((.(((((((((.((...(.......).))))))))))).))))))))))).))..))))))).. (-39.70)