6R3A
BACTERIOPHAGE SPP1 MATURE CAPSID PROTEIN
ELECTRON MICROSCOPY
Sample |
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Bacillus phage SPP1 |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | FEI VITROBOT MARK II |
Cryogen Name | ETHANE |
Sample Vitrification Details |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 4500 |
Reported Resolution (Å) | 4 |
Resolution Method | FSC 0.5 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | I |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 | ||||
Refinement Space | REAL | ||||
Refinement Protocol | FLEXIBLE FIT | ||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
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Detector Type | GATAN K2 BASE (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 25 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI POLARA 300 |
Minimum Defocus (nm) | 1000 |
Maximum Defocus (nm) | 3500 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | 2.3 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | GATAN 910 MULTI-SPECIMEN SINGLE TILT CRYO TRANSFER HOLDER |
Nominal Magnification | 31000 |
Calibrated Magnification | 31000 |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details | Sample preparation was screened in advance |
EM Software | ||
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Task | Software Package | Version |
PARTICLE SELECTION | EMAN2 | 2 |
IMAGE ACQUISITION | Leginon | |
CTF CORRECTION | CTFFIND | 4 |
MODEL FITTING | Coot | |
INITIAL EULER ASSIGNMENT | IMAGIC | 5 |
FINAL EULER ASSIGNMENT | IMAGIC | 5 |
CLASSIFICATION | IMAGIC | 5 |
RECONSTRUCTION | IMAGIC | 5 |
MODEL REFINEMENT | Coot |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING ONLY | Software used Imagic 5 | 200 | 6000 particles were picked in total |