7YWY | pdb_00007ywy

Structure of the GroEL chaperonin in complex with the CnoX chaperedoxin


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1GRL 
experimental modelPDB 3QOU 
Sample
1:1 stoichiometric complex of GroEL-CnoX
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentGATAN CRYOPLUNGE 3
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles170458
Reported Resolution (Å)3.4
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC7
Map-Model Fitting and Refinement
Id1 (1GRL, 3QOU)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement TargetCorrelation coeficient
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)68.3
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelJEOL CRYO ARM 300
Minimum Defocus (nm)500
Maximum Defocus (nm)3000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeOTHER
Specimen Holder Model
Nominal Magnification60000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcrYOLO1.5
IMAGE ACQUISITIONSerialEM3.8
CTF CORRECTIONCTFFIND4.1
MODEL FITTINGCoot0.9.5
INITIAL EULER ASSIGNMENTRELION3.0
FINAL EULER ASSIGNMENTRELION3.0
CLASSIFICATIONRELION3.0
RECONSTRUCTIONRELION3.0
MODEL REFINEMENTPHENIX
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION670080