8VR4 | pdb_00008vr4

Structure of Mycobacterium smegmatis 50S ribosomal subunit bound to HflX and erythromycin:50S-HflX-A-Ery


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6DZI 
experimental modelPDB 5O61 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d18.455
f_angle_d0.714
f_chiral_restr0.051
f_bond_d0.007
f_plane_restr0.006
Sample
Mycobacterium smegmatis 50S ribosome bound to HflX-GMPPCP complex and Erythromycin
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles46709
Reported Resolution (Å)2.8
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (6DZI, 5O61)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement TargetCross-correlation coefficient
Overall B Value31.1
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)62.87
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)1600
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS0.001
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification81000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
MODEL REFINEMENTPHENIX1.20.1_4487:
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION1747436