7QQ3

Cryo-EM structure of the E.coli 50S ribosomal subunit in complex with the antibiotic Myxovalargin A.


ELECTRON MICROSCOPY
Sample
Cryo-EM structure of the E.coli 50S ribosomal subunit in complex with the antibiotic Myxovalargin A.
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE-PROPANE
Sample Vitrification Details2 seconds blotting before plunging.
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles580425
Reported Resolution (Å)2.1
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (4YBB)
Refinement Space
Refinement ProtocolRIGID BODY FIT
Refinement TargetCorrelation coefficient
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)44
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)3000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
CTF CORRECTIONRELION3.1
MODEL FITTINGCoot0.9.6
MODEL REFINEMENTPHENIX1.19.2
INITIAL EULER ASSIGNMENTRELION3.1
FINAL EULER ASSIGNMENTRELION3.1
CLASSIFICATIONRELION3.1
RECONSTRUCTIONRELION3.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION680054