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 TTTAGAATTCCTACGCTTTACC CAAAGCGTTTGAATTGTAAAAC TTTAGAATTCCTACGCTTTACCGTACAATTTTATCGGCAAAGCGTTTGAATTGTAAAAC 4 0 5' arm Acyrthosiphon_pisum mirbase mir-927 1e-26 aae-mir-927 0.0000006 -19.3 ((((.(((((..(((((((.(((...........))).)))))))..))))).)))).. (-19.30)