Structure of the Cytochrome bd Oxidase (IMAGE) University of Würzburg Caption Structure of the cytochrome bd oxidase. The experimental data are shown in gray and the derived molecular model is colored. The excision enlargement shows the area in which the three cytochromes are bound. Credit Rudolf-Virchow-Zentrum / University of Würzburg 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.