Table 1.
Data Collection | P22 WT | P22 gp7− | P22 gp20− | P22 gp9−/gp26− | P22 gp9−/gp26− + gp16/gp20 |
---|---|---|---|---|---|
Facility/Microscope | PNCC/Krios | in house/Glacios | in house/Glacios | in house/Glacios | PNCC/Krios |
Camera | K3 | Falcon 4 | Falcon 4 | Falcon 4 | K3 |
Voltage (kV) | 300 | 200 | 200 | 200 | 300 |
Magnification | 29,000 X | 52,000 X | 52,000 X | 92,000 X | 18,000 X |
Electron exposure (e−/Å2) | 30 | 25 | 25 | 25 | 30 |
Defocus range (μm) | −0.8 to −2.1 | −1.0 to −2.4 | −1.0 to −2.4 | −1.0 to −1.5 | −0.8 to −2.0 |
Pixel Size (Å) | 0.80 | 0.95 | 0.95 | 1.50 | 1.28 |
Total movies (frames/movie) | 5,331 (30) | 7,669 (40) | 6,343 (40) | 4,440 (40) | 3,819 (20) |
Initial particle no. | 41,597 | 386,885 | 205,120 | 20,717 | 136,921 |
Final particle no. (symmetry) | 38,151 (C12) | 51,156 (C6) | 50,464 (C6) | 8,159 (C6) | 31,640 (C6) |