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. Author manuscript; available in PMC: 2018 May 29.
Published in final edited form as: Cell. 2018 Feb 22;172(5):966–978.e12. doi: 10.1016/j.cell.2018.02.009

Table 1.

Electron cryomicroscopy data collection and processing of eNP-2 structure

Microscope JEM3200FSC
Voltage (kV) 300
Energy filter slit width (eV) 30
Detector Gatan K2 Summit
Magnification 30,000X
Pixel size (Å) 1.2
Defocus range (μm) 0.5 – 2.0
Electron exposure (e2) 24
Micrographs (acquired/used) 1266 / 1113
Segment step (asymmetric unit) 5
Number of segments/asymmetric unit 169,526 / 847,630
Helical twist and rise (°/Å) −8.53 / 2.65
Map resolution at 0.143 FSC criterion (Å) 5.8