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 10GF | pdb_000010gf

The eukaryotic translation initiation factor 2B from Homo sapiens with a L179V mutation in the delta subunit, I-state


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7L70 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
s_dihedral_angle_6_deg14.9399
s_dihedral_angle_3_deg11.858
s_dihedral_angle_1_deg7.5896
s_dihedral_angle_2_deg4.2121
s_angle_nonh_deg1.7244
s_nbtor0.2292
s_nbd0.2151
s_hbond_nbd0.1251
s_chiral_restr0.0689
s_bond_nonh_d0.0086
RMS Deviations
KeyRefinement Restraint Deviation
s_dihedral_angle_6_deg14.9399
s_dihedral_angle_3_deg11.858
s_dihedral_angle_1_deg7.5896
s_dihedral_angle_2_deg4.2121
s_angle_nonh_deg1.7244
s_nbtor0.2292
s_nbd0.2151
s_hbond_nbd0.1251
s_chiral_restr0.0689
s_bond_nonh_d0.0086
s_planes0.0058
Sample
Eukaryotic translation initiation factor 2-B with an L179V point mutation in the delta subunit
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles60754
Reported Resolution (Å)2.5
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (7L70)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value0.19
Fitting Procedure
Details
Data Acquisition
Detector TypeTFS FALCON 4i (4k x 4k)
Electron Dose (electrons/Å**2)46.7
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)800
Maximum Defocus (nm)1600
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification135000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC4.7.0
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARC4.7.0
MODEL FITTINGISOLDE1.10
MODEL REFINEMENTServalcat0.4.128
INITIAL EULER ASSIGNMENTcryoSPARC4.7.0
FINAL EULER ASSIGNMENTcryoSPARC4.7.0
CLASSIFICATIONcryoSPARC4.7.0
RECONSTRUCTIONcryoSPARC4.7.0
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION853870