Crouching Protein, Hidden Enzyme (IMAGE) Scripps Research Institute Caption New research from The Scripps Research Institute and UC Berkeley shows the workings of a crucial molecular enzyme. In this image, the green glow in the structure indicates the location of the Rpn11 enzymatic active site in its inhibited conformation at the heart of the isolated lid complex. Credit Lander lab, 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.