PodA Crystal Structure (IMAGE) California Institute of Technology Caption Crystal structure of the PodA protein complex with three molecules of 1-hydroxyphenazine, the reaction product, bound in the active sites. Credit Kyle Costa/Caltech Usage Restrictions WITH IMAGE CREDIT 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.