Structure and Dynamics of Matter, Luruper Chaussee 149, 22761, Hamburg, Germany\
    Center for Free-Electron Laser Science, Deutsches Elektronen Synchrotron DESY, Notkestra[ß]{}e 85, 22607 Hamburg, Germany\
    Linac Coherent Light Source, SLAC National Accelerator Laboratory, 2575 Sand Hill Road, Menlo Park, CA, 94025, USA\
    Biosciences Division, SLAC National Accelerator Laboratory, 2575 Sand Hill Road, Menlo Park, CA, 94025, USA\
    Stanford PULSE Institute, SLAC National Accelerator Laboratory, 2575 Sand Hill Road, Menlo Park, CA, 94025, USA\
    Department of Molecular Biology and Genetics, Koc University, Rumelifeneri yolu, Sariyer, Istanbul, 34450 Turkey\
    Biodesign Center for Immunotherapy, Vaccines, and Virotherapy, Biodesign Institute at Arizona State University, Tempe 85288, USA\
    Biodesign Center for Applied Structural Discovery, Biodesign Institute at Arizona State University, Tempe 85287, USA\
    Arizona State University, School of Life Sciences (SOLS), Tempe, Arizona 85287, USA\
    Department of Physics, Arizona State University, Tempe, AZ 85287, USA\
    Department of Physics, Universit[ä]{}t Hamburg, Luruper Chaussee 149, Hamburg, Germany\
    The Hamburg Center for Ultrafast Imaging, Universit[ä]{}t Hamburg, Luruper Chaussee 149, Hamburg, Germany\
    Currently with the ARC Centre of Excellence for Advanced Molecular Imaging, School of Physics, The University of Melbourne, Parkville, VIC 3010, Australia
author:
- 'Kartik Ayyer, Andrew J. Morgan, Andrew A. Aquila, Hasan DeMirci, Brenda G. Hogue, 