Protein synthesis (IMAGE) Tokyo University of Science Caption The study highlights the possible mechanisms of evolution of the current genetic code through the transition of the recognition site by aaRS. Credit Tadashi Ando (Tokyo University of Science) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.