Molecular Model (IMAGE) University of Basel Caption A typical interaction between the A45T mutated SDHA gene (green) and the SDHB gene (blue) -- it increases the functioning of the whole complex and thereby triggers inflammation signals in the affected immune cells. Credit DBM Usage Restrictions Please use with proper 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.