Colorful Relations (IMAGE) DOE/Pacific Northwest National Laboratory Caption This graphical cluster compares 42,000 unknown proteins from 10 species of Shewanella bacteria to a single known protein at the center of the pie. The user has zoomed in on this one from the panoply of clusters at the bottom left of the screen. Credit Starlight, PNNL Usage Restrictions Credit PNNL 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.