Before revision: Cryo-electron microscopy (cryo-EM) has become a major experimental technology to determine the structures of large protein complexes and molecular assemblies, as evidenced by the 2017 Nobel Prize.
After revision: Cryo-electron microscopy (cryo-EM) has become a major experimental technique to determine the structures of large protein complexes and molecular assemblies, as evidenced by the 2017 Nobel Prize.