487D | pdb_0000487d

SEVEN RIBOSOMAL PROTEINS FITTED TO A CRYO-ELECTRON MICROSCOPIC MAP OF THE LARGE 50S SUBUNIT AT 7.5 ANGSTROMS RESOLUTION

ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1CSV
experimental model	PDB	1CSX
experimental model	PDB	1CSW

Sample
LARGE 50S RIBOSOMAL SUBUNIT

Specimen Preparation
Sample Aggregation State	PARTICLE

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles	16000
Reported Resolution (Å)	7.5
Resolution Method	FSC 3 SIGMA CUT-OFF
Other Details
Refinement Type
Symmetry Type	POINT
Point Symmetry	C1

Map-Model Fitting and Refinement
Id	1 (1CSV, 1CSX, 1CSW)
Refinement Space	REAL
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details	DETAILS--OTHER REFINEMENT REMARKS- CRYO-EM RECONSTRUCTION THIS FILE HAS BEEN GENERATED BY THE USE OF ALL RELEVANT BIOCHEMICAL CONSTRAINTS AND THE CO ...	DETAILS--OTHER REFINEMENT REMARKS- CRYO-EM RECONSTRUCTION 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.

Data Acquisition
Detector Type	GENERIC FILM
Electron Dose (electrons/Å**2)

Imaging Experiment	1
Date of Experiment
Temperature (Kelvin)
Microscope Model	FEI/PHILIPS CM200FEG
Minimum Defocus (nm)	1000
Maximum Defocus (nm)	2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging Mode	BRIGHT FIELD
Specimen Holder Model	GATAN LIQUID NITROGEN
Nominal Magnification	38000
Calibrated Magnification
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	200
Imaging Details	from Structure 1999 citation