ELECTRON MICROSCOPY

Sample

Reaction centre-Light harvesting complex 1 (RC-LH1)

Specimen Preperation
Sample Aggregation State CELL
Vitrification Instrument LEICA EM GP
Cryogen Name ETHANE
Sample Vitrification Details Blot for 3.5 seconds. Humidity: 99% Temperature:4C.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 267726
Reported Resolution (Å) 2.87
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 BACKBONE TRACE
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å2) 2.25
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) ?
Maximum Defocus (nm) ?
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 ?
Calibrated Magnification 130000
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION RELION 2.0
IMAGE ACQUISITION EPU ?
CTF CORRECTION Gctf 1.06
MODEL FITTING Coot 0.8.7
INITIAL EULER ASSIGNMENT EMAN 2
FINAL EULER ASSIGNMENT RELION 2.0
CLASSIFICATION RELION 2.0
RECONSTRUCTION RELION 2.0
MODEL REFINEMENT REFMAC 5.7
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION gctf was used for CTF correction