Crystals, Virus and Protein Structure (image) Arizona State University Share Print E-Mail Caption From top right hand corner in a clockwise direction: structure of the antiviral protein cyanovirin solved by members of the new PSI:Biology Center at Arizona State (the groups of Petra Fromme and Giovanna Ghirlanda). Cyanovirin neutralizes the HIV virus. Next are crystals of the cyanobacterial protein plastocyanin. Next is a schematic representation of a virus. Credit Petra Fromme Usage Restrictions None Share Print E-Mail 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.