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 CAGTGCAATAGTATTGTCAAAGC TCTGACTTTATTGCACTACT AGTGCTCTGACTTTATTGCACTACTGTACTATACAGAGAGCAGTGCAATAGTATTGTCAAAGCATCTGAGAGC 3 3 3' arm Taeniopygia_guttata mirbase 100 tgu-mir-301 5e-36 -23.9 .(((((.((((.((((((((((.((.(.((....))).)).))))))))))....)))).)))))........ (-23.90)