Table 1.

Statistics.

Data Collection	Value
Voltage (kV)	300
Total dose (e−/Å2)	56.4
Nominal magnification	81,000
Super-resolution pixel size (Å)	0.536
Number of movies	2175
Number of frames/movies	40
Intended defocus (μm)	0.5–2
Image processing
Particles picked	1,535,389
Final number of particles	112,241
Refined resolution (Å)	2.87
Refinement
Map CC	0.8576
All-atom clashscore	5
Rotamer outliers (%)	0
Ramachandran plot
Favored (%)	96.56
Allowed (%)	3.44
Outliers (%)	0