Nuclear Magnetic Resonance (IMAGE) Linköping University Caption Nuclear magnetic resonance is one of the methods the researchers used to study the proteins at atomic resolution. Credit Charlotte Perhammar/Linköping University Usage Restrictions Please credit the photographer. 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.