Table 1. Negative stain EM statistics for 3D model refinement.
| Parameter | 1 mM EDTA | 40 mM MgCl2 |
|---|---|---|
| Pixel size, Å | 3.14 | 3.14 |
| Number of micrographs | 436 | 440 |
| Number of picked particles | 193,606 | 185,577 |
| Final number of particles | 36,176 | 46,544 |
| Resolution, Å | ≈ 15 | ≈ 15 |