Figure2. (IMAGE) Kanazawa University Caption Representative coordinates of waters and calcium ions around the P1-helix C-termini and the proposed molecular model of divalent cation block. Credit 2023 Irie, et al. Usage Restrictions Credit must be given to the creator. License CC BY 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.