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. 2020 Aug 14;9:e57277. doi: 10.7554/eLife.57277

Table 1. Summary of image reconstruction and model building.

Sample prepared @ DHBc
2 weeks
DHBc
10 months
DHBcR124EΔ
2 weeks
DHBc+FkpA
2 weeks
DHBcR124E
3 months
Magnification 75,000
Acquisition mode integrating mode counting mode Counting mode Counting mode Integrating mode Integrating mode
Total exposure 39 e-2 77 e-2 60 e-2 60 e-2 40 e-2 40 e-2
Exposure time 3.5 s 75 s 54 s 56.6 s 2.4 s 2.3 s
Pixel size 1.0635 Å
Beam diameter 1 µm
C2 aperture 70 µm
Objective aperture 100 µm
Spot size 5 9 9 9 5 5
Number of movies per hole 2 3 2 3 3 2
Number of fractions 20 47 40 40 40 20
Number of movies 3541 2473 1496 2425 4339 1226
Defocus range 700–2200 nm 500–2100 nm 500–1300 nm 500–1600 nm 600–1900 nm 500–2000 nm
Acquisition software EPU
Frame alignment and dose weighting MotionCor2
CTF estimation CtfFind4.1
Processing software RELION3
Number of selected capsids 91,445 89,241 74,760 129,522 161,596 35,820
Capsids in final map 41,117 20,251 44,498 24,854 44,374 23,384
Resolution capsid 6.1 Å 3.7 Å 3.0 Å 4.2 Å 4.0 Å 6.0 Å
EMDB 10800 10803 10801 10802
extracted asymmetric units 2,428,920 1,215,060 2,669,880 1,210,560 2,662,440 n/a
Extracted units in final map 561,731 919,612 516,257 n/a 383,200 n/a
Resolution asymmetric unit 5.4 Å 3.0 Å 3.0 Å n/a 3.9 Å n/a
Model building, refinement and validation - Coot, Phenix, Chimera Coot, Phenix, Chimera - - -