Cryo-EM structure of Dengue virus serotype 2 strain New Guinea-C complexed with human antibody 2D22 Fab at 37 degree C. The Fab molecules were added to the virus before 37 degree C incubation.
ELECTRON MICROSCOPY
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4UIF | |
| Sample |
|---|
| DENGUE VIRUS SEROTYPE 2 STRAIN NEW GUINEA-C COMPLEXED WITH FAB FRAGMENTS OF HUMAN ANTIBODY 2D22 AT 37 DEGREE C |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | FEI VITROBOT MARK IV |
| Cryogen Name | ETHANE |
| Sample Vitrification Details | VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 100, INSTRUMENT- FEI VITROBOT MARK IV, METHOD- BLOTTED WITH FILTER PAPER FOR 2 SECONDS PRIOR TO SNAP FRE ... |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | SINGLE PARTICLE |
| Number of Particles | 4288 |
| Reported Resolution (Å) | 20 |
| Resolution Method | |
| Other Details | SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2968. (DEPOSITION ID: 13278). |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | I |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (4UIF) | ||||
| Refinement Space | |||||
| Refinement Protocol | OTHER | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | METHOD--MANUAL FITTING USING O PROGRAM REFINEMENT PROTOCOL--CRYO-EM | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | FEI FALCON II (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 20 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2014-06-13 |
| Temperature (Kelvin) | 100 |
| Microscope Model | FEI TITAN KRIOS |
| Minimum Defocus (nm) | 1000 |
| Maximum Defocus (nm) | 3600 |
| Minimum Tilt Angle (degrees) | |
| Maximum Tilt Angle (degrees) | |
| Nominal CS | 2.7 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 47000 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| MODEL FITTING | O | |
| RECONSTRUCTION | EMAN | 1 |
| RECONSTRUCTION | EMAN | 2 |
| RECONSTRUCTION | MPSA | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| EACH PARTICLE | ||||
