8F2I

P53 monomer structure


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d46.217
f_angle_d1.271
f_chiral_restr0.061
f_plane_restr0.011
f_bond_d0.009
Sample
P53 monomer isolated from U87-MG cells
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK III
Cryogen NameETHANE
Sample Vitrification DetailsThe microchip samples were loaded into a FEI Mark III Vitrobot and flash-frozen into liquid ethane.
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles8000
Reported Resolution (Å)5
Resolution MethodFSC 0.143 CUT-OFF
Other Detailsvalidated in Rmeasure
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value50
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI CETA (4k x 4k)
Electron Dose (electrons/Å**2)5
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS TALOS F200C
Minimum Defocus (nm)1000
Maximum Defocus (nm)5000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelGATAN 626 SINGLE TILT LIQUID NITROGEN CRYO TRANSFER HOLDER
Nominal Magnification142000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
CTF CORRECTIONRELION
MODEL FITTINGPHENIX
INITIAL EULER ASSIGNMENTRELION
FINAL EULER ASSIGNMENTRELION
CLASSIFICATIONRELION
RECONSTRUCTIONRELION
MODEL REFINEMENTISOLDE
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING ONLY8000