Imaging parameters and 3D reconstruction |
|
Cryo-EM grids |
Quantfoil R 1.2/1.3 Cu 400 |
Calibrated magnification |
48,077 |
Acceleration voltage [kV] |
300 |
Pixel size [Å] |
1.04 |
Total dose [e−/Å2] |
59.2 |
Exposure time [s] |
6.4 |
Defocus range [μm] |
−1.0 to −3.5 |
Particles in final 3D reconstruction |
126,984 |
Resolution (‘Gold-standard’ at FSC 0.143) [Å] |
3.31 |
Model refinement |
|
Resolution in phenix.real_space_refine [Å] |
3.6 |
No. atoms: protein |
16353 |
Ligands / ions |
GppNHp, GDP, Mg2+
|
r.m.s. deviations: bond lengths [Å] |
0.006 |
r.m.s. deviations: bond angles [°] |
0.908 |
MolProbity score |
1.78 |
EMRinger score |
2.02 |
Rotamer outliers [%] |
0.61 |
Ramachandran angles: favored [%] |
91.5 |
Ramachandran angles: allowed [%] |
8.40 |
Ramachandran angles: outliers [%] |
0.10 |
PDB |
6ULG |
EMDB |
EMD-20814 |