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 ATATTGTCCTGTCACAGCAGTA CTGCTGTCGCGGGACATTTTCG ATATTGTCCTGTCACAGCAGTAATGTCACGTATCTGAATCGTACTGCTGTCGCGGGACATTTTCG 5 0 5' arm Acyrthosiphon_pisum mirbase 100 aae-mir-1000-1 0.00001 -29.5 ....((((((((.(((((((((...(((......)))....))))))))).))))))))...... (-29.50)