ELECTRON MICROSCOPY

Sample

Hemocyanin from scorpion Pandinus imperator

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK I
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 13400
Reported Resolution (Å) 8
Resolution Method FSC 0.5 CUT-OFF
Other Details Final refinement using FRM2D (Fast Rotational Matching) image alignment method
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--rigid body fitting, flexible fitting DETAILS--rigid body fitting followed by flexible fitting using Situs and X-plor
Data Acquisition
Detector Type KODAK SO-163 FILM
Electron Dose (electrons/Å2) 18
Imaging Experiment
Date of Experiment 2007-05-31
Temprature (Kelvin)
Microscope Model JEOL 3200FSC
Minimum Defocus (nm) 1000
Maximum Defocus (nm) 3500
Minimum Tilt Angle (degrees) 0
Maximum Tilt Angle (degrees) 0
Nominal CS 4.1
Imaging Mode BRIGHT FIELD
Specimen Holder Model JEOL 3200FSC CRYOHOLDER
Nominal Magnification 50000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details JEOL 3200FSC MDS low dose method
Imaging Experiment
Task Software Package Version
MODEL FITTING MODELLER ?
MODEL FITTING Situs ?
MODEL FITTING UCSF Chimera ?
MODEL FITTING X-PLOR ?
RECONSTRUCTION EMAN ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. each micrograph