Dopamine 2 Receptor (IMAGE) University of North Carolina Health Care Caption Full chemical structure of the dopamine 2 receptor bound to the antipsychotic drug risperidone. Credit Roth Lab, UNC School of Medicine Usage Restrictions credit properly 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.