DNA Synbody (IMAGE) Arizona State University Caption Two peptide chains are attached to a segment of double-stranded DNA, displaced by a distance which can be modified to improve binding affinity with a target protein (seen in blue). Credit The Biodesign Institute Arizona State University 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.