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 TCGATAAACCTCTGCATCCAG GGAGGCAGCGGTTCATCGATC TGGGAAGACACTGGAGGCAGCGGTTCATCGATCTCTTCCTGGCCAATTTTTTGTTTAGCACGAAAAACATGAACCGATCGATAAACCTCTGCATCCAGCGCTTCCTT 3 0 3' arm Populus_trichocarpa pmrd MIR162_2 2e-45 ptc-MIR162a 4e-56 -44.5 .((((((.(.(((((.((((.((((.(((((((..(((.((.....((((((((.....)))))))))).)))..))))))).)))).)))).))))).))))))). (-44.50)