ELECTRON MICROSCOPY

Sample

INTACT HIV-1 PARTICLES TREATED WITH THE PROTEASE INHIBITOR AMPRENAVIR

Specimen Preperation
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 30 SECONDS AT 20 MA. VIRUS SOLUTION WAS DILUTED IN PBS CONTAINING 10NM COLLOIDAL GOLD. 2 UL OF THIS MIXTURE WAS APPLIED TO A GRID. BLOTTING TIME 2 SECONDS,
3D Reconstruction
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
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol FLEXIBLE FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details METHOD--FLEXIBLE REFINEMENT PROTOCOL--X-RAY,NMR
Data Acquisition
Detector Type GATAN MULTISCAN
Electron Dose (electrons/Å2) 40
Imaging Experiment
Date of Experiment 2013-08-13
Temprature (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 ?
Imaging Experiment
Task Software Package Version
MODEL FITTING MDFF ?
MODEL FITTING UCSF Chimera ?
RECONSTRUCTION AV3 ?
RECONSTRUCTION TOM Toolbox ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
? PHASE FLIPPING OF INDIVIDUAL TILTS
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