PriB Enzyme (IMAGE) Rice University Caption This is an illustration of the PriB enzyme with a product molecule bound at the active site (center). Credit Image courtesy of George Phillips/Rice University Usage Restrictions Must credit: George Phillips/Rice University 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.