(IMAGE) University of Cologne Caption Hypothetical model of recognition of a mutant membrane protein by the signal peptidase complex. A disease-associated Cx32 mutant interacts in the model with the SPCS1 subunit of the signal peptidase complex. Credit © Manuel Hitzenberger, figure was compiled using ChimeraX 1.4 Usage Restrictions none License Original 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.