Research Team (IMAGE) Ruhr-University Bochum Caption Klaus Gerwert, Till Rudack and Carsten Kötting (from left) have investigated switch proteins for years, for instance the Ras protein depicted here. Credit RUB, Kramer Usage Restrictions The image may only be used for reporting about Ruhr-Universität Bochum in the cintext of the press release "New deactivation mechanism for switch proteins detected", published in July 2019. 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.