ELECTRON MICROSCOPY

Sample

COMPLEX OF KNH1144 SOSIP GP140 TRIMER WITH VRC03 FAB.

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details BLOT FOR 6 SECONDS, BLOT OFFSET OF -2, PLUNGE INTO AN ETHANE SLURRY COOLED BY LIQUID NITROGEN
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 88125
Reported Resolution (Å) 6
Resolution Method ?
Other Details 3SE8, CHAIN G AND CHAINS H, L FITTED AS TWO SEPARATE RIGID BODIES INTO MAP. ONLY HELIX RESIDUES 92-122 OF CHAIN B FITTED BY HAND INTO MAP. SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2484. (DEPOSITION ID: 12023).
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space RECIPROCAL
Refinement Protocol RIGID BODY FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details REFINEMENT PROTOCOL--RIGID BODY
Data Acquisition
Detector Type GATAN ULTRASCAN 4000 (4k x 4k)
Electron Dose (electrons/Å2) 10
Imaging Experiment
Date of Experiment 2011-08-09
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 1500
Maximum Defocus (nm) 2500
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model .
Nominal Magnification 75000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 80
Imaging Details ?
Imaging Experiment
Task Software Package Version
MODEL FITTING UCSF Chimera ?
RECONSTRUCTION EMAN ?
RECONSTRUCTION FREALIGN ?
RECONSTRUCTION IMAGIC ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details