8QXV

In situ structure average of GroEL14-GroES7 complexes with narrow GroEL7 trans ring conformation in Escherichia coli cytosol obtained by cryo electron tomography


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 8P4M 
experimental modelPDB 1KP8 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d5.8353
f_angle_d0.6748
f_chiral_restr0.0463
f_plane_restr0.0045
f_bond_d0.0038
Sample
(GroEL)14(GroES)7
Specimen Preparation
Sample Aggregation StateCELL
Vitrification Instrument
Cryogen NameETHANE-PROPANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSUBTOMOGRAM AVERAGING
Number of Particles6681
Reported Resolution (Å)13.6
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC7
Map-Model Fitting and Refinement
Id1 (8P4M, 1KP8)
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)3
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)2500
Maximum Defocus (nm)5000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONSerialEM
MODEL FITTINGUCSF Chimera1.13.1
MODEL FITTINGCoot0.9.4.1
RECONSTRUCTIONRELION
MODEL REFINEMENTPHENIX1.19.2-4158
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION