ELECTRON MICROSCOPY

Sample

E. coli C-P lyase bound to PhnK/PhnL dual ABC dimer with AMPPNP and PhnK E171Q mutation

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument LEICA EM GP
Cryogen Name ETHANE
Sample Vitrification Details Blotting for 6-9 seconds before plunging
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 59737
Reported Resolution (Å) 2.09
Resolution Method FSC 0.143 CUT-OFF
Other Details reconstruction using cryoSPARC homogeneous refinement
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space RECIPROCAL
Refinement Protocol ?
Refinement Target ?
Overall B Value 28.8
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 (6k x 4k)
Electron Dose (electrons/Å2) 62
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 500
Maximum Defocus (nm) 1400
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification 135000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
IMAGE ACQUISITION EPU ?
CTF CORRECTION cryoSPARC 3.2
INITIAL EULER ASSIGNMENT cryoSPARC 3.2
FINAL EULER ASSIGNMENT cryoSPARC 3.2
CLASSIFICATION cryoSPARC 3.2
RECONSTRUCTION cryoSPARC 3.2
MODEL REFINEMENT PHENIX ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?
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