ELECTRON MICROSCOPY

Sample

Homodimeric complex of the protein bacteriophytochrome containing its cofactor biliverdin

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details Blotting for 5 s from both sides
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 239820
Reported Resolution (Å) 2.95
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 ?
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å2) 50
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 800
Maximum Defocus (nm) 2000
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification 105000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION cryoSPARC v4.2.1
IMAGE ACQUISITION EPU v3.5.0
CTF CORRECTION cryoSPARC v4.2.1
MODEL FITTING ISOLDE 1.5
MODEL REFINEMENT PHENIX ?
INITIAL EULER ASSIGNMENT cryoSPARC v4.2.1
RECONSTRUCTION cryoSPARC v4.2.1
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
NONE ?