6REY
Human 20S-PA200 Proteasome Complex
ELECTRON MICROSCOPY
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5LE5 |
Sample |
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Human 20S-PA200 Proteasome complex |
Sample Components |
20S Proteasome |
PA200 activator |
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 | 20351 |
Reported Resolution (Å) | 3 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | C2 |
Map-Model Fitting and Refinement | |||||
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Id | 1 (5LE5) | 2 | |||
Refinement Space | REAL | ||||
Refinement Protocol | FLEXIBLE FIT | AB INITIO MODEL | |||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details | The model of the human recombinant 20S proteasome was built based on PDB: 5LE5 using real-space refinement in Coot and Phenix | the model for the human PA200 derived from Phyre2 and I-Tasser. These PA200 models were used as initial guides for the assignment of secondary struct ... |
Data Acquisition | |||||||||
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Detector Type | FEI FALCON III (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 45.7 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | |
Maximum Defocus (nm) | |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | FEI TITAN KRIOS AUTOGRID HOLDER |
Nominal Magnification | 95000 |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
IMAGE ACQUISITION | EPU | |
CTF CORRECTION | cisTEM | 1.0.0 |
MODEL FITTING | Coot | |
MODEL REFINEMENT | PHENIX | |
MODEL REFINEMENT | Coot | |
INITIAL EULER ASSIGNMENT | cisTEM | 1.0.0. |
FINAL EULER ASSIGNMENT | cisTEM | 1.0.0. |
RECONSTRUCTION | cisTEM | 1.0.0. |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION | 29434 |