Gate Function of An ABC Transporter (IMAGE) Goethe University Frankfurt Caption Superimposed snapshots of the gate function of an ABC transporter, captured with cryo-electron microcopy. Credit Christoph Thomas & Robert Tampé (Institute of Biochemistry, Goethe University Frankfurt) Usage Restrictions None 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.