First ~700 kDa protein structure with D7 symmetry identified at 3.3 Å resolution using cryo-EM
Li, X.; Mooney, P.; Zheng, S.; Booth, C. R.; Braunfeld, M. B.; Gubbens, S.; Agard, D. A.; Cheng, Y.
Using the K2 Summit® camera, single-particle cryo-EM was able to match the x-ray crystallography result. (d) Portion of the cryo-EM density map showing clear side-chain densities. The docked atomic structure was refined to fit the density map by a molecular dynamic flexible fitting procedure.