ELECTRON MICROSCOPY

Sample

Purified Retinoschisin: residues 24-224 + 6xHis

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument LEICA EM GP
Cryogen Name ETHANE
Sample Vitrification Details Ambient temperature 23 degrees C. Plunged into liquid ethane (LEICA EM GP).
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 9096
Reported Resolution (Å) 4.1
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol FLEXIBLE FIT
Refinement Target FSC(0.5) = 4.7
Overall B Value ?
Fitting Procedure ?
Details METHOD--Flexible fitting REFINEMENT PROTOCOL--FLEXIBLE
Data Acquisition
Detector Type GATAN K2 (4k x 4k)
Electron Dose (electrons/Å2) 30
Imaging Experiment
Date of Experiment 2014-06-03
Temprature (Kelvin)
Microscope Model FEI POLARA 300
Minimum Defocus (nm) ?
Maximum Defocus (nm) ?
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.0
Imaging Mode BRIGHT FIELD
Specimen Holder Model OTHER
Nominal Magnification 39000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details 10 frames over 3 seconds
Imaging Experiment
Task Software Package Version
MODEL FITTING Coot ?
MODEL FITTING Foldit ?
MODEL FITTING MDFF ?
RECONSTRUCTION EMAN 2
RECONSTRUCTION RELION ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. Included in iterative refinement