8XD6

ELECTRON MICROSCOPY

Sample

Hexamer of glutamate dehydrogenase in the presence of NADP and glutamate

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details The sample solution kept at room temperature was flash-frozen 1-h after mixing GDH, NADP and glutamate solutions.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 124457
Reported Resolution (Å) 2.79
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space ?
Refinement Protocol RIGID BODY FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 (6k x 4k)
Electron Dose (electrons/Å2) 1.0
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model JEOL CRYO ARM 300
Minimum Defocus (nm) 400
Maximum Defocus (nm) 47000
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) 300
Imaging Details Grid information as following: Company/model: Quantifoil Cu 1.2/1.3 Material:Cu Grid mesh: 200
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION RELION 4.0beta
IMAGE ACQUISITION SerialEM ?
CTF CORRECTION CTFFIND ?
MODEL FITTING Coot ?
MODEL REFINEMENT PHENIX ?
INITIAL EULER ASSIGNMENT RELION 4.0beta
FINAL EULER ASSIGNMENT RELION 4.0beta
CLASSIFICATION RELION 4.0beta
RECONSTRUCTION RELION 4.0beta
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?