Two Proteins in Close Contact (IMAGE) University of Würzburg Caption Cells of a neuroblastoma: The red dots mark sites where the BRCA1 protein occurs in close contact with the RNA polymerase II. This is only the case if the protein MYCN is also present (right). Credit Photographs: Christina Klotz, JMUW 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.