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 GGCTTGCGAGGATAGGAAAAA TTTCCCACTCCTCCCAAGCCCA AAGGCCAAAGGCTTGCGAGGATAGGAAAAACTCGTGTGGTGTATTTTCTCACTCACCGATCTACAGTTTTTCCCACTCCTCCCAAGCCCATGGCCTT 3 1 5' arm Picea_abies mirbase 100 100 -46.1 (((((((..((((((.(((((..(((((((((((.((((((........))).))))))......))))))))...))))).))))))..))))))) (-46.10)