Serotinin Structure (IMAGE) Scripps Research Institute Caption A team has determined and analyzed the high-resolution atomic structures of two kinds of human serotonin receptor, findings that shed light on several drugs' complex and sometimes harmful effects. Credit Photo courtesy of The Scripps Research Institute. 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.