7Y7D

Structure of the Bacterial Ribosome with human tRNA Asp(Q34) and mRNA(GAU)


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.6952
f_angle_d0.7199
f_chiral_restr0.0465
f_bond_d0.01
f_plane_restr0.005
Sample
The complex of E. coli 70S ribosome with mRNA and A-, P- site tRNA
Sample Components
E. coli 70S ribosome
mRNA
A-site tRNA
P-site tRNA
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles946282
Reported Resolution (Å)2.58
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (7K00)
Refinement Space
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)500
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification105000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
CTF CORRECTIONRELION3.1.3
MODEL FITTINGUCSF Chimera1.14
MODEL FITTINGCoot0.9.5
MODEL REFINEMENTPHENIX1.18
MODEL REFINEMENTCoot0.9.5
INITIAL EULER ASSIGNMENTRELION3.1.3
FINAL EULER ASSIGNMENTRELION3.1.3
CLASSIFICATIONRELION3.1.3
RECONSTRUCTIONRELION3.1.3
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION1792624