8UEE
Atomic structure of Salmonella SipA/F-actin complex by cryo-EM
ELECTRON MICROSCOPY
Refinement
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 9.979 |
f_angle_d | 0.604 |
f_chiral_restr | 0.046 |
f_bond_d | 0.004 |
f_plane_restr | 0.004 |
Sample |
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Salmonella SipA/F-actin complex |
Sample Components |
Actin, alpha skeletal muscle |
SipA |
Specimen Preparation | |
---|---|
Sample Aggregation State | FILAMENT |
Vitrification Instrument | LEICA EM GP |
Cryogen Name | ETHANE |
Sample Vitrification Details | 3 uL of sample was applied on Lacey grid, then sample was blotted for 3 seconds and plunge-froze in liquid ethane |
3D Reconstruction | |
---|---|
Reconstruction Method | HELICAL |
Number of Particles | 1548993 |
Reported Resolution (Å) | 3.2 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | Reconstruction algorithm: helical refinement and non-uniform refinement in cryoSPARC that is similar to IHRSR algorithm |
Refinement Type | |
Symmetry Type | HELICAL |
Axial Symmetry | C1 |
Axial Rise | 112.075 |
Angular Rotation | 53.656 |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 | ||||
Refinement Space | REAL | ||||
Refinement Protocol | OTHER | ||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
---|---|---|---|---|---|---|---|---|---|
Detector Type | GATAN K3 (6k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 48 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | TFS KRIOS |
Minimum Defocus (nm) | 1200 |
Maximum Defocus (nm) | 2400 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | |
Nominal Magnification | |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
---|---|---|
Task | Software Package | Version |
CTF CORRECTION | cryoSPARC | 4.0.2 |
MODEL FITTING | UCSF ChimeraX | 1.3 |
MODEL FITTING | Coot | 0.9.8.1 |
MODEL REFINEMENT | PHENIX | 1.3 |
MODEL REFINEMENT | Coot | 0.9.8.1 |
INITIAL EULER ASSIGNMENT | cryoSPARC | 4.0.2 |
FINAL EULER ASSIGNMENT | cryoSPARC | 4.0.2 |
CLASSIFICATION | cryoSPARC | 4.0.2 |
RECONSTRUCTION | cryoSPARC | 4.0.2 |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION |