Interaction (IMAGE) University of Vienna Caption The Timothy mutation is part of a highly conserved structure motif, which consists of small amino acids. Credit Anna Stary-Weinzinger Usage Restrictions The image may only be used with appropriate credit. 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.