CryoEM structure of human enterovirus D68 abortive product 2 (pH 7.2 and 4 degrees Celsius)
ELECTRON MICROSCOPY
| Sample |
|---|
| Enterovirus D68 |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | GATAN CRYOPLUNGE 3 |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 13000 |
| Reported Resolution (Å) | 3.24 |
| Resolution Method | FSC 0.143 CUT-OFF |
| Other Details | |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | I |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | Correlation coefficient | ||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | A combination of the following approaches was used: (1) model rebuilding using Coot, (2) real space refinement using Phenix, (3) reciprocal space refi ... | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K2 SUMMIT (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 45 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | |
| Temperature (Kelvin) | |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 900 |
| Maximum Defocus (nm) | 5900 |
| 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 | 18000 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| PARTICLE SELECTION | EMAN2 | |
| PARTICLE SELECTION | DoG Picker | |
| IMAGE ACQUISITION | Leginon | 3.2 |
| CTF CORRECTION | jspr | |
| MODEL FITTING | UCSF Chimera | |
| MODEL FITTING | Coot | |
| MODEL REFINEMENT | PHENIX | |
| MODEL REFINEMENT | Coot | |
| MODEL REFINEMENT | REFMAC | |
| INITIAL EULER ASSIGNMENT | jspr | |
| FINAL EULER ASSIGNMENT | jspr | |
| CLASSIFICATION | RELION | 2.0.5 |
| RECONSTRUCTION | jspr | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| PHASE FLIPPING AND AMPLITUDE CORRECTION | On-the-fly CTF correction during 2D alignment and 3D reconstruction | 264850 | ||
