ELECTRON MICROSCOPY

Sample

HUMAN HERPESVIRUS 1 ENVELOPED GLYCOPROTEIN GB ECTODOMAIN LACKING THE MEMBRANE PROXIMAL REGION BOUND TO LIPOSOMES

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument ?
Cryogen Name ETHANE-PROPANE
Sample Vitrification Details LIQUID NITROGEN PROPANE MIXTURE
3D Reconstruction
Reconstruction Method TOMOGRAPHY
Number of Particles 786
Reported Resolution (Å) 27
Resolution Method ?
Other Details THE MISSING FUSION LOOP RESIDUES 261 AND 262 WERE MODELED IN ALL THE THREE CHAINS OF USING MODELLER BASED ON THE GB CRYSTAL STRUCTURE (PDB ID 2GUM) SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2380. (DEPOSITION ID: 11670).
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--FLEXIBLE
Data Acquisition
Detector Type GATAN ULTRASCAN 4000 (4k x 4k)
Electron Dose (electrons/Å2) 100
Imaging Experiment
Date of Experiment 2008-01-17
Temprature (Kelvin)
Microscope Model FEI TECNAI F20
Minimum Defocus (nm) 2000
Maximum Defocus (nm) 2000
Minimum Tilt Angle (degrees) -60
Maximum Tilt Angle (degrees) 60
Nominal CS 2
Imaging Mode BRIGHT FIELD
Specimen Holder Model .
Nominal Magnification ?
Calibrated Magnification 67000
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ?
Imaging Experiment
Task Software Package Version
MODEL FITTING Flex-EM ?
RECONSTRUCTION JSUBTOMO ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
? LOW PASS FILTER TO THE FIRST ZERO CROSSING OF THE CTF