6Z2K
The structure of the tetrameric HDAC1/MIDEAS/DNTTIP1 MiDAC deacetylase complex
ELECTRON MICROSCOPY
Sample |
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Tetrameric complex of the MiDAC deacetylase complex containing HDAC1, the ELM2-SANT domain of MIDEAS and the dimerisation domain of DNTTIP1 |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | FEI VITROBOT MARK IV |
Cryogen Name | ETHANE |
Sample Vitrification Details | Blot time 3 sec, blot force 10. |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 63222 |
Reported Resolution (Å) | 4.5 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | D2 |
Map-Model Fitting and Refinement | |||||
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Id | 1 (5ICN, 4D6K) | ||||
Refinement Space | |||||
Refinement Protocol | FLEXIBLE FIT | ||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
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Detector Type | FEI FALCON III (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 36 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | 500 |
Maximum Defocus (nm) | 500 |
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 | 75000 |
Calibrated Magnification | 129629 |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
PARTICLE SELECTION | RELION | 3.0 |
IMAGE ACQUISITION | EPU | 1.9 |
CTF CORRECTION | Gctf | 1.18 |
MODEL FITTING | UCSF Chimera | 1.14 |
MODEL REFINEMENT | PHENIX | 1.14 |
INITIAL EULER ASSIGNMENT | RELION | 3.0 |
FINAL EULER ASSIGNMENT | RELION | 3.0 |
CLASSIFICATION | RELION | 3.0 |
RECONSTRUCTION | RELION | 3.0 |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION | 151434 |