8QHS
Cryo-EM structure of the monocin tail-tube, MttP.
ELECTRON MICROSCOPY
Refinement
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 5.633 |
f_angle_d | 0.581 |
f_chiral_restr | 0.045 |
f_bond_d | 0.006 |
f_plane_restr | 0.003 |
Sample |
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Listeria monocytogenes 10403S monocin tail tube comprised of LMRG_02367 tail tube protein (MttP) |
Specimen Preparation | |
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Sample Aggregation State | HELICAL ARRAY |
Vitrification Instrument | |
Cryogen Name | ETHANE |
Sample Vitrification Details | Homemade pneumatic apparatus |
3D Reconstruction | |
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Reconstruction Method | HELICAL |
Number of Particles | 490830 |
Reported Resolution (Å) | 2.3 |
Resolution Method | FSC 0.143 CUT-OFF |
Other Details | |
Refinement Type | |
Symmetry Type | HELICAL |
Axial Symmetry | C6 |
Axial Rise | 39.297 |
Angular Rotation | 25.078 |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 | ||||
Refinement Space | |||||
Refinement Protocol | |||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details |
Data Acquisition | |||||||||
---|---|---|---|---|---|---|---|---|---|
Detector Type | GATAN K3 BIOQUANTUM (6k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 49.5 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | 800 |
Maximum Defocus (nm) | 2000 |
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 | |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
---|---|---|
Task | Software Package | Version |
PARTICLE SELECTION | cryoSPARC | 4.1.2 |
IMAGE ACQUISITION | EPU | 2.11 |
CTF CORRECTION | cryoSPARC | 4.1.2 |
RECONSTRUCTION | cryoSPARC | 4.1.2 |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING AND AMPLITUDE CORRECTION | 503874 |