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 TCAGGTCCTCGGTGGTTTAT AAACCATCGTGGAGCCGA TCAGGTCCTCGGTGGTTTATTGCTCATCGTTTGTTTATAATAAACCATCGTGGAGCCGA 4 1 5' arm Pinus_taeda micropc 100 pta-MIR950a 8e-28 -23.2 ...(((((.(((((((((((((..((.....))....))))))))))))).))).)).. (-23.20)