cryo-ET subtomogram averaging of BG505 SOSIP.664 in complex with sCD4, 17b, and 8ANC195
ELECTRON MICROSCOPY
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1RZK | |
| Sample |
|---|
| SOLUBLE HIV-1 ENV TRIMER BG505 SOSIP.664 IN COMPLEX WITH SOLUBLE CD4S (D1-D2), BROADLY NEUTRALIZING ANTIBODY 17B FABS, AND BROADLY NEUTRALIZING ANTIBODY 8ANC195 VARIANT G32K5 FABS |
| Specimen Preparation | |
|---|---|
| Sample Aggregation State | PARTICLE |
| Vitrification Instrument | FEI VITROBOT MARK IV |
| Cryogen Name | ETHANE-PROPANE |
| Sample Vitrification Details | VITRIFICATION 1 -- CRYOGEN- ETHANE-PROPANE MIXTURE, HUMIDITY- 95, TEMPERATURE- 70, INSTRUMENT- FEI |
| 3D Reconstruction | |
|---|---|
| Reconstruction Method | TOMOGRAPHY |
| Number of Particles | 1745 |
| Reported Resolution (Å) | 23 |
| Resolution Method | |
| Other Details | SUBTOMOGRAM AVERAGING SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-3096. (DEPOSITION ID: 13596). |
| Refinement Type | |
| Symmetry Type | POINT |
| Point Symmetry | C1 |
| Map-Model Fitting and Refinement | |||||
|---|---|---|---|---|---|
| Id | 1 (1RZK) | ||||
| Refinement Space | REAL | ||||
| Refinement Protocol | RIGID BODY FIT | ||||
| Refinement Target | |||||
| Overall B Value | |||||
| Fitting Procedure | |||||
| Details | METHOD--RIGID BODY | ||||
| Data Acquisition | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Detector Type | GATAN K2 (4k x 4k) | ||||||||
| Electron Dose (electrons/Å**2) | 120 | ||||||||
| Imaging Experiment | 1 |
|---|---|
| Date of Experiment | 2015-01-25 |
| Temperature (Kelvin) | |
| Microscope Model | FEI TECNAI F30 |
| Minimum Defocus (nm) | |
| Maximum Defocus (nm) | |
| Minimum Tilt Angle (degrees) | -60 |
| Maximum Tilt Angle (degrees) | 60 |
| Nominal CS | 2.2 |
| Imaging Mode | BRIGHT FIELD |
| Specimen Holder Model | |
| Nominal Magnification | 41000 |
| Calibrated Magnification | |
| Source | FIELD EMISSION GUN |
| Acceleration Voltage (kV) | 300 |
| Imaging Details |
| EM Software | ||
|---|---|---|
| Task | Software Package | Version |
| MODEL FITTING | UCSF Chimera | |
| RECONSTRUCTION | EMAN | 2 |
| RECONSTRUCTION | IMOD | |
| RECONSTRUCTION | PEET | |
| Image Processing | ||||
|---|---|---|---|---|
| CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
| EACH MICROGRAPH | ||||
