1C2W | pdb_00001c2w

23S RRNA STRUCTURE FITTED TO A CRYO-ELECTRON MICROSCOPIC MAP AT 7.5 ANGSTROMS RESOLUTION


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1CSV 
experimental modelPDB 1CSX 
Sample
50S Ribosomal Subunit
Specimen Preparation
Sample Aggregation StatePARTICLE
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles16000
Reported Resolution (Å)7.5
Resolution MethodFSC 3 SIGMA CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (1CSV, 1CSX)
Refinement SpaceREAL
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
DetailsDETAILS--THIS FILE HAS BEEN GENERATED BY THE USE OF ALL RELEVANT BIOCHEMICAL CONSTRAINTS AND THE CONSTRAINTS GIVEN BY THE ELECTRON DENSITY CONTOUR OF ...DETAILS--THIS FILE HAS BEEN GENERATED BY THE USE OF ALL RELEVANT BIOCHEMICAL CONSTRAINTS AND THE CONSTRAINTS GIVEN BY THE ELECTRON DENSITY CONTOUR OF THE RIBOSOME, WHICH WAS DERIVED FROM THE CRYO-ELECTRON MICROSCOPIC RECONSTRUCTION. THIS FILE IS PART OF A SET OF ALL THREE RIBONUCLEIC ACID CHAINS OF THE RIBOSOME TOGETHER WITH A NUMBER OF RIBOSOMAL PROTEINS WHICH ARE ALSO DEPOSITED WITH THE PDB DATA BANK. THE ATOMIC COORDINATES OF ALL THESE RIBOSOMAL COMPONENTS REFLECT THEIR POSITIONS IN THE 70S RIBOSOME.
Data Acquisition
Detector TypeGENERIC FILM
Electron Dose (electrons/Å**2)
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI/PHILIPS CM200FEG
Minimum Defocus (nm)1000
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelGATAN LIQUID NITROGEN
Nominal Magnification38000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Detailsfrom Structure 1999 citation
EM Software
TaskSoftware PackageVersion
CTF CORRECTIONIMAGIC5