4V66

Structure of the E. coli ribosome and the tRNAs in Post-accommodation state


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2I2P 
experimental modelPDB 1EHZ 
Sample
E. coli ribosome in post-accommodation state
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles52181
Reported Resolution (Å)9
Resolution Method
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (2I2P, 1EHZ)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Targetcross-correlation
Overall B Value
Fitting Procedure
DetailsMETHOD--Flexible fitting
Data Acquisition
Detector TypeKODAK SO-163 FILM
Electron Dose (electrons/Å**2)15
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TECNAI F20
Minimum Defocus (nm)2000
Maximum Defocus (nm)4000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification50000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
MODEL FITTINGYup.scx
RECONSTRUCTIONSPIDER