Rebekka Wachter and S. Banu Ozkan (IMAGE) Arizona State University Caption This is S. Banu Ozkan and Rebekka Wachter Professors Rebekka Wachter (right), from ASU's Department of Chemistry and Biochemistry, and S. Banu Ozkan, from ASU's Physics Department, discuss green fluorescent protein structures. Credit Mary Zhu 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.