This quality control mechanism is important due to tRNA 's central role in translation , where it is involved in adding amino acids to a growing peptide chain .
TRNA export is also dependent on the various modifications it undergoes , thus preventing export of improperly functioning tRNA .
This quality control mechanism is important due to tRNA 's central role in translation , where TRNA is involved in adding amino acids to a growing peptide chain .
TRNA export is also dependent on the various modifications it undergoes , thus preventing export of improperly functioning tRNA .