4USN
The structure of the immature HIV-1 capsid in intact virus particles at sub-nm resolution
ELECTRON MICROSCOPY
Sample |
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INTACT HIV-1 PARTICLES TREATED WITH THE PROTEASE INHIBITOR AMPRENAVIR |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | FEI VITROBOT MARK II |
Cryogen Name | ETHANE |
Sample Vitrification Details | VITRIFICATION 1 -- CRYOGEN- ETHANE, HUMIDITY- 100, INSTRUMENT- FEI VITROBOT MARK III, METHOD- DEGASSED C-FLAT 2- 2-2C GRIDS WERE GLOW DISCHARGED FOR 3 ... |
3D Reconstruction | |
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Reconstruction Method | TOMOGRAPHY |
Number of Particles | |
Reported Resolution (Å) | 8.8 |
Resolution Method | |
Other Details | SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD -2706. (DEPOSITION ID: 12684). |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | C6 |
Map-Model Fitting and Refinement | |||||
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Id | 1 (1L6N, 3DS2) | ||||
Refinement Space | REAL | ||||
Refinement Protocol | FLEXIBLE FIT | ||||
Refinement Target | |||||
Overall B Value | |||||
Fitting Procedure | |||||
Details | METHOD--FLEXIBLE REFINEMENT PROTOCOL--X-RAY,NMR |
Data Acquisition | |||||||||
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Detector Type | GATAN MULTISCAN | ||||||||
Electron Dose (electrons/Å**2) | 40 |
Imaging Experiment | 1 |
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Date of Experiment | 2013-08-13 |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | 1200 |
Maximum Defocus (nm) | 4000 |
Minimum Tilt Angle (degrees) | -45 |
Maximum Tilt Angle (degrees) | 60 |
Nominal CS | 2.7 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | |
Nominal Magnification | 42000 |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 200 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
MODEL FITTING | MDFF | |
MODEL FITTING | UCSF Chimera | |
RECONSTRUCTION | AV3 | |
RECONSTRUCTION | TOM Toolbox |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
PHASE FLIPPING OF INDIVIDUAL TILTS |