Spiralförmige Ringstruktur von PspA (IMAGE) Johannes Gutenberg Universitaet Mainz Caption Spiralförmige Ringstruktur von PspA Credit ill./©: Benedikt Junglas, Dirk Schneider, Carsten Sachse Usage Restrictions This image may only be used in connection with the press release "Membrane proteins of bacteria and humans show surprising similarities", issued by Johannes Gutenberg University Mainz on June 24, 2021. 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.