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 TCGGTGGGACTTTCGTTCGTTT ACGGACGAAGGTTTCATCAATC ACGGACGAAGGTTTCATCAATCGTGTTACAGATAAACGTGTCGGTCGGTGGGACTTTCGTTCGTTT 5 0 3' arm Acyrthosiphon_pisum mirbase mir-278 1e-30 sko-mir-278 0.00001 -29.6 ((((((((((((..((((.((((...(((........))).)))).))))..)))))))))))).. (-29.60)