8Q04
Chlorella sorokiniana Rubisco: D4 symmetry imposed
ELECTRON MICROSCOPY
Sample |
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Rubisco holoenzyme purified from Chlorella sorokiniana UTEX1230 |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | FEI VITROBOT MARK IV |
Cryogen Name | ETHANE |
Sample Vitrification Details |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 73962 |
Reported Resolution (Å) | 2.39 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | D4 |
Map-Model Fitting and Refinement | |||||
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Id | 1 | ||||
Refinement Space | REAL | ||||
Refinement Protocol | FLEXIBLE FIT | ||||
Refinement Target | |||||
Overall B Value | 44 | ||||
Fitting Procedure | |||||
Details | Initial rigid body fitting was completed in UCSF Chimrea. Flexible fitting was completed in COOT and the coordinates were real-space refined in Phenix ... |
Data Acquisition | |||||||||
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Detector Type | FEI FALCON IV (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 50 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | TFS GLACIOS |
Minimum Defocus (nm) | 800 |
Maximum Defocus (nm) | 1800 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | 2.7 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
Nominal Magnification | 240000 |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 200 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
PARTICLE SELECTION | RELION | 3.1 |
IMAGE ACQUISITION | EPU | |
CTF CORRECTION | CTFFIND | 4 |
MODEL FITTING | UCSF Chimera | 1.17 |
MODEL FITTING | Coot | 0.9.8.7 |
INITIAL EULER ASSIGNMENT | RELION | 3.1 |
FINAL EULER ASSIGNMENT | RELION | 3.1 |
CLASSIFICATION | RELION | 3.1 |
RECONSTRUCTION | RELION | 3.1 |
MODEL REFINEMENT | PHENIX | 1.20.1 |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION | 237035 |