7EQ9
Cryo-EM structure of designed protein nanoparticle TIP60 (Truncated Icosahedral Protein composed of 60-mer fusion proteins)
ELECTRON MICROSCOPY
Refinement
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 3.3452 |
f_angle_d | 0.4693 |
f_chiral_restr | 0.0417 |
f_plane_restr | 0.0031 |
f_bond_d | 0.0022 |
Sample |
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60-meric complex of designed fusion proteins TIP60 |
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 | 115596 |
Reported Resolution (Å) | 3.3 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | I |
Map-Model Fitting and Refinement | |||||
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Id | 1 (3BY7, 2LW9) | ||||
Refinement Space | REAL | ||||
Refinement Protocol | BACKBONE TRACE | ||||
Refinement Target | Correlation coefficient | ||||
Overall B Value | 205.47 | ||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
---|---|---|---|---|---|---|---|---|---|
Detector Type | GATAN K2 SUMMIT (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 50 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TALOS ARCTICA |
Minimum Defocus (nm) | 500 |
Maximum Defocus (nm) | 3000 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | |
Nominal Magnification | 130000 |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 200 |
Imaging Details |
EM Software | ||
---|---|---|
Task | Software Package | Version |
PARTICLE SELECTION | RELION | 3.1 |
CTF CORRECTION | CTFFIND | 4.1 |
MODEL FITTING | UCSF Chimera | |
MODEL FITTING | Coot | |
INITIAL EULER ASSIGNMENT | RELION | 3.1 |
FINAL EULER ASSIGNMENT | RELION | 3.1 |
CLASSIFICATION | RELION | 3.1 |
RECONSTRUCTION | RELION | 3.1 |
MODEL REFINEMENT | PHENIX | 1.19 |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION | 175419 |