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 TTCAGTTTCCTCTAATATCTCA AGGATTAGAGGCAACTGAACC CCATCTGAAGTGAGGATTAGAGGCAACTGAACCATCATCTATTGCAAAGGTTCAGTTTCCTCTAATATCTCATCTCGAATGG 1 1 3' arm Zea_mays mirbase 100 zma-MIR2275b 2e-41 -36.8 ((((.(((..(((((((((((((.(((((((((..((.....))....))))))))).)))))))).)))))..))).)))) (-36.80)