IRGQ-Structure (IMAGE) Goethe University Frankfurt Caption IRGQ (pink/orange) is anchored via another protein (gray) in the membrane of the “garbage bags” in which the non-functional MHC-I molecules are packaged. The bags later fuse with the lysosomes, which initiates the degradation of the molecules. Image: Henry Bailey, Goethe University Frankfurt Credit Henry Bailey, Goethe University Frankfurt Usage Restrictions To be used only when reporting on the mentioned paper. Give credit to Henry Bailey, Goethe University Frankfurt 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.