1QZC

Coordinates of S12, SH44, LH69 and SRL separately fitted into the cryo-EM map of EF-Tu ternary complex (GDP.Kirromycin) bound 70S ribosome


ELECTRON MICROSCOPY
Sample
70S ribosome
Sample Components
30S ribosomal protein S12
16S rRNA
23S rRNA
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification DetailsRapid-freezing in liquid ethane
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 (1FFK, 1IBM)
Refinement SpaceREAL
Refinement ProtocolOTHER
Refinement Target
Overall B Value
Fitting Procedure
DetailsMETHOD--Manual fitting in O
Data Acquisition
Detector TypeKODAK SO-163 FILM
Electron Dose (electrons/Å**2)20
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)93
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 Magnification49696
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
RECONSTRUCTIONSPIDER
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
CTF correction of 3D maps by Wiener filteration