Figure 2: Structure of BVR (IMAGE) Osaka University Caption This structure revealed that BVR binds two biliverdin substrates (Distal BV and Proximal BV) at the same time. Credit Osaka University 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.