MERS 3C-Like Protease Dimer (IMAGE) Purdue University Caption A model of the MERS 3C-like protease dimer bound with an inhibitor (shown as a ball and stick model). A Purdue University-led team of researchers found a molecule that shuts down the activity of the important MERS enzyme. Credit (Purdue University image/courtesy of Mesecar Research Laboratory) Usage Restrictions For non-commercial use only. 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.