The Crystal Structure and Function of the P2Y12 Receptor (image) University of Bonn Share Print E-Mail Caption The receptor structure is shown as a yellow ribbon (bottom). The physiological ligand (ADP, top right-hand side) that stimulates the formation of blood clots, and the drug that suppresses platelet aggregation (AZD1283, top, left-hand side) are shown as coloured molecular stick models within a capsule (AZD1283), or on a blood coagulation thrombus (ADP), respectively. Credit (c) Graphic: Katya Kadyshevskaya/Stevens Laboratory/The Scripps Research Institute Usage Restrictions This graphic may be used with the press release. Share Print E-Mail 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.