8WU4

Cryo-EM structure of native H. thermoluteolus TH-1 GroEL


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d3.684
f_angle_d0.471
f_chiral_restr0.04
f_plane_restr0.004
f_bond_d0.002
Sample
Native H. thermoluteolus GroEL
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Detailsblot force 10, blot time 15 s
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles40366
Reported Resolution (Å)3.3
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryD7
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement Target
Overall B Value
Fitting Procedure
DetailsInitial fitting was done using UCSF ChimeraX
Data Acquisition
Detector TypeFEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TALOS ARCTICA
Minimum Defocus (nm)1000
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification120000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARC4.3
MODEL FITTINGUCSF ChimeraX1.6
INITIAL EULER ASSIGNMENTcryoSPARC4.3
FINAL EULER ASSIGNMENTcryoSPARC4.3
CLASSIFICATIONcryoSPARC4.3
RECONSTRUCTIONcryoSPARC4.3
MODEL REFINEMENTPHENIX1.2.0
MODEL REFINEMENTISOLDE1.6
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION