9HVF | pdb_00009hvf

Native human PPP1R15B-P-eIF2-eIF2B complex


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelAlphaFold 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d5.208
f_angle_d0.731
f_chiral_restr0.048
f_plane_restr0.004
f_bond_d0.003
Sample
Local refinement of P-eIF2-eIF2B complex bound to R15B focused on an eIF2Bg and an eIF2g subunits.
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles167091
Reported Resolution (Å)3.8
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeTFS FALCON 4i (4k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)800
Maximum Defocus (nm)2400
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification75000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONEPU
MODEL FITTINGCoot
INITIAL EULER ASSIGNMENTcryoSPARC
FINAL EULER ASSIGNMENTcryoSPARC
CLASSIFICATIONcryoSPARC
RECONSTRUCTIONcryoSPARC
MODEL REFINEMENTPHENIX1.21.2_5419:
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION