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 TGGAAGACTAGTGATTTTGTTGTT CAAGAAGTCTCTAGTCTTCTTAC TGGAAGACTAGTGATTTTGTTGTTTTAAAAAAAAAGTATTTTCCTAACAAGAAGTCTCTAGTCTTCTTAC 2 1 5' arm Acyrthosiphon_pisum mirbase mir-7 6e-17 lgi-mir-7 0.00000005 -21.6 .((((((((((.((((((.(((((..((((........))))...))))))))))).))))))))))... (-21.60)