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 ACGTATACTAAATGTATCCTGA GGTATACCTTCAGTATACGTAA CCCTGTACGTATACTAAATGTATCCTGAGTGCATTATAAAACTGTCCGGTATACCTTCAGTATACGTAACAGG 4 0 5' arm Acyrthosiphon_pisum mirbase mir-iab-4 8e-35 ame-mir-iab-4 6e-17 -23.1 .((((((((((((((.((.((((.(((.(.(((.........))))))).)))).)).))))))))).))))) (-23.10)