(IMAGE) Max-Planck-Gesellschaft Caption This is an X-ray view of collagen: from the patterns of the 2-dimensional X-ray diffraction, information about changes in the molecular and nanoscopic collagen structure can be gained when the protein dries. The structure of collagen is crucial for power generation. Credit <i>Nature Communications</i> 2015 / MPI of Colloids and Interfaces Usage Restrictions Use of images is limited to editorial coverage of scientific topics relating to the activities of the Max Planck Society. Any kind of commercial use (including, in particular, the exploitation of images by means of sale or incorporation in image databases or image catalogues) as well as any promotional use/use for merchandise purposes, disclosure to third parties or granting of related rights to third parties is expressly not permitted. 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.