8WI9
Cryo- EM structure of Mycobacterium smegmatis 30S ribosomal subunit (body 2) of 70S ribosome, bS1 and RafH.
ELECTRON MICROSCOPY
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6DZK |
Refinement
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 14.234 |
f_angle_d | 0.554 |
f_chiral_restr | 0.034 |
f_plane_restr | 0.005 |
f_bond_d | 0.003 |
Sample |
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70S ribosome + RafH protein |
Sample Components |
70S ribosome |
RafH |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | |
Cryogen Name | ETHANE |
Sample Vitrification Details |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 110934 |
Reported Resolution (Å) | 3.5 |
Resolution Method | OTHER |
Other Details | Ad-hoc low pass filter 3.5 Angstrom |
Refinement Type | |
Symmetry Type | POINT |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 (8WHX) | ||||
Refinement Space | REAL | ||||
Refinement Protocol | FLEXIBLE FIT | ||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
---|---|---|---|---|---|---|---|---|---|
Detector Type | FEI FALCON IV (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 1.34 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | 1800 |
Maximum Defocus (nm) | 3000 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | |
Imaging Mode | DARK FIELD |
Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
Nominal Magnification | |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
---|---|---|
Task | Software Package | Version |
PARTICLE SELECTION | RELION | |
IMAGE ACQUISITION | EPU | |
CTF CORRECTION | RELION | 3.1.4 |
INITIAL EULER ASSIGNMENT | RELION | 3.1.4 |
FINAL EULER ASSIGNMENT | RELION | 3.1.4 |
CLASSIFICATION | RELION | |
Image Processing | ||||
---|---|---|---|---|
CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
NONE | CTF correction in RELION 3.1.4 | 1202461 |