The Two Key Conformations of U2AF65 (IMAGE) Technical University of Munich (TUM) Caption This is the ribbon representation of the two distinct conformations of the U2AF65 protein free and when bound to intron RNA. This recognition process enables the pre-mRNA to be spliced to form the mRNA, which serves as a template for protein synthesis. Credit Professor Dr. M. Sattler 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.