Target structure (IMAGE) Heinrich-Heine University Duesseldorf Caption The non-essential membrane protein Rv2113 as a target structure of callyaerin in M. tuberculosis. (Fig.: HHU/Rainer Kalscheuer) Credit HHU/Rainer Kalscheuer Usage Restrictions No restrictions. License Public Domain 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.