6E0C
Cryo-EM structure of the CENP-A nucleosome (W601) in complex with a single chain antibody fragment
ELECTRON MICROSCOPY
Sample |
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CENP-A nucleosome (W601) complex |
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 | 494510 |
Reported Resolution (Å) | 2.63 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | C1 |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 (3AN2) | ||||
Refinement Space | REAL | ||||
Refinement Protocol | RIGID BODY FIT | ||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
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Detector Type | GATAN K2 SUMMIT (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 40 |
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 | 2.7 |
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 |
IMAGE ACQUISITION | Latitude | |
MODEL FITTING | UCSF Chimera | 1.13.1 |
MODEL REFINEMENT | PHENIX | 1.13-2998 |
RECONSTRUCTION | RELION | 3.0 beta |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
NONE |