Funding Information: We thank the Infectious Diseases Imaging Platform (IDIP) at the Center for Integrative Infectious Disease Research Heidelberg, the cryo-EM network at the Heidelberg University (HD-cryoNET) and Heidelberg University Electron Microscopy Core Facility for support and assistance. The authors gratefully acknowledge the data storage service SDS@hd supported by the Ministry of Science, Research, a...