ELECTRON MICROSCOPY

Sample

CORA CHANNEL FROM METHANOCALDOCOCCUS JANNASCHII

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK I
Cryogen Name ETHANE
Sample Vitrification Details LIQUID ETHANE
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 44064
Reported Resolution (Å) 21.6
Resolution Method ?
Other Details THE HIGH-RES MJCORA PDB 4EV6 STRUCTURE WAS DOCKED AS AN UNMODIFIED RIGID BODY. THERE ARE DIFFERENCES IN THE CRYO- EM AND CRYSTAL STRUCTURE DUE TO DIFFERENCES IN SOLUTION CONDITIONS SPECIFICALLY MG ION CONCENTRATION. SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2626. (DEPOSITION ID: 12440).
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol RIGID BODY FIT
Refinement Target Cross-correlation coefficient
Overall B Value ?
Fitting Procedure ?
Details METHOD--RIGID BODY REFINEMENT PROTOCOL--DOCKING OF X-RAY CRYSTAL STRUCTURE
Data Acquisition
Detector Type GATAN ULTRASCAN 4000 (4k x 4k)
Electron Dose (electrons/Å2) ?
Imaging Experiment
Date of Experiment 2009-06-05
Temprature (Kelvin)
Microscope Model FEI TECNAI F20
Minimum Defocus (nm) 3300
Maximum Defocus (nm) 4800
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS ?
Imaging Mode BRIGHT FIELD
Specimen Holder Model .
Nominal Magnification ?
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details LOW DOSE MODE
Imaging Experiment
Task Software Package Version
MODEL FITTING UCSF Chimera ?
RECONSTRUCTION EMAN ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
? WITH REFERENCE TO X-RAY SCATTERING CURVE