Diagram of the PALME platform (IMAGE) Science China Press Caption Four biocatalysts work in series to realize the traceless conjugation of synthetic peptides and recombinant proteins, presenting broad application scope. Photo credit: China Science Publishing & Media Ltd. Credit ©Science China Press Usage Restrictions Use with credit. License Original 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.