6FEC

Human cap-dependent 48S pre-initiation complex


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
r_long_range_B_refined63.439
r_long_range_B_other63.439
r_dihedral_angle_2_deg41.463
r_scangle_other37.154
r_mcangle_it32.731
r_mcangle_other32.731
r_dihedral_angle_3_deg20.998
r_scbond_it19.883
r_scbond_other19.883
r_mcbond_it18.674
RMS Deviations
KeyRefinement Restraint Deviation
r_long_range_B_refined63.439
r_long_range_B_other63.439
r_dihedral_angle_2_deg41.463
r_scangle_other37.154
r_mcangle_it32.731
r_mcangle_other32.731
r_dihedral_angle_3_deg20.998
r_scbond_it19.883
r_scbond_other19.883
r_mcbond_it18.674
r_mcbond_other18.673
r_dihedral_angle_4_deg15.942
r_dihedral_angle_1_deg9.592
r_angle_refined_deg1.915
r_angle_other_deg1.376
r_chiral_restr0.15
r_bond_refined_d0.018
r_gen_planes_refined0.009
r_bond_other_d0.006
r_gen_planes_other0.005
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Sample
human cap-dependent 48S translation pre-initiation complex
Sample Components
human cap-dependent 48S translation pre-initiation complex
mRNA
Eukaryotic translation initiation factor 4B
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles50604
Reported Resolution (Å)6.3
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement TargetCross-correlation coefficient
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON II (4k x 4k)
Electron Dose (electrons/Å**2)30
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1500
Maximum Defocus (nm)4000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification112000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONEMAN2.1
CTF CORRECTIONCTFFIND4
MODEL FITTINGUCSF Chimera1.10
MODEL REFINEMENTREFMAC5.8.0194
INITIAL EULER ASSIGNMENTRELION1.4
FINAL EULER ASSIGNMENTRELION1.4
CLASSIFICATIONRELION1.4
RECONSTRUCTIONRELION1.4
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION