Illustration of the Artificial Enzyme (IMAGE) University of Groningen Caption This illustration shows the structure of the LmrR protein (green), with the two added catalytic groups binding to their substrates. Credit Reuben Leveson-Gower Usage Restrictions With 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.