☰ Navigation Tabs
Eukaryotic translation initiation factor 2-B (eIF2B) bound to phosphorylated eIF2alpha (NTD)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6O9Z
Refinement RMS Deviations Key Refinement Restraint Deviation s_dihedral_angle_6_deg 14.3204 s_dihedral_angle_3_deg 11.1953 s_dihedral_angle_1_deg 7.4761 s_dihedral_angle_2_deg 4.0877 s_angle_nonh_deg 1.6375 s_nbtor 0.2242 s_nbd 0.2105 s_metal_ion 0.2082 s_hbond_nbd 0.1047 s_chiral_restr 0.0654
RMS Deviations Key Refinement Restraint Deviation s_dihedral_angle_6_deg 14.3204 s_dihedral_angle_3_deg 11.1953 s_dihedral_angle_1_deg 7.4761 s_dihedral_angle_2_deg 4.0877 s_angle_nonh_deg 1.6375 s_nbtor 0.2242 s_nbd 0.2105 s_metal_ion 0.2082 s_hbond_nbd 0.1047 s_chiral_restr 0.0654 s_bond_nonh_d 0.0079 s_planes 0.0051
Sample eIF2B bound to phospho-eIF2alpha(S51P)
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 130953 Reported Resolution (Å) 3.01 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (6o9z) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS GLACIOS Minimum Defocus (nm) 6000 Maximum Defocus (nm) 16000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 130000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.2.1 IMAGE ACQUISITION EPU CTF CORRECTION cryoSPARC 4.2.1 MODEL FITTING UCSF ChimeraX INITIAL EULER ASSIGNMENT cryoSPARC 4.2.1 FINAL EULER ASSIGNMENT cryoSPARC 4.2.1 CLASSIFICATION cryoSPARC 4.2.1 RECONSTRUCTION cryoSPARC 4.2.1 MODEL REFINEMENT ISOLDE
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 221364