ELECTRON MICROSCOPY

Sample

THERMUS THERMOPHILUS 30S RIBOSOMAL SUBUNIT COMPLEXED WITH RBFA

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument HOMEMADE PLUNGER
Cryogen Name ETHANE
Sample Vitrification Details RAPID-FREEZING IN LIQUID ETHANE
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 61207
Reported Resolution (Å) 12.50
Resolution Method ?
Other Details CROSS-CORRELATION COEFFICIENT (CCF) VALUE FOR RBFA HOMOLOGY MODEL FITTED INTO THE CORRESPONDING CRYO-EM DENSITY WAS 0.79
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol RIGID BODY FIT
Refinement Target X-RAY COORDINATES OF T. THERMOPHILUS 30S RIBOSOMAL SUBUNIT AND THE HOMOLOGY MODEL OF T. THERMOPHILUS RBFA WERE FITTED INTO THE 12.5 ANGSTROMS RESOLUTION CRYO-EM MAP OF THE T. THERMOPHILUS 30S SUBUNIT-RBFA COMPLEX. ALL THE ATOMIC COORDINATES WERE FITTED AS RIGID BODIES
Overall B Value ?
Fitting Procedure ?
Details METHOD--CROSS-CORRELATION BASED MANUAL FITTING IN O REFINEMENT PROTOCOL--MULTIPLE RIGID BODY
Data Acquisition
Detector Type KODAK SO-163 FILM
Electron Dose (electrons/Å2) 20
Imaging Experiment
Date of Experiment 2005-01-01
Temprature (Kelvin)
Microscope Model FEI TECNAI F20
Minimum Defocus (nm) 700.00
Maximum Defocus (nm) 3500.00
Minimum Tilt Angle (degrees) 0.00
Maximum Tilt Angle (degrees) 0.00
Nominal CS 2.00
Imaging Mode BRIGHT FIELD
Specimen Holder Model .
Nominal Magnification 50000
Calibrated Magnification 50760
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 200
Imaging Details ZEISS IMAGING SCANNER, STEP SIZE 14micro-m
Imaging Experiment
Task Software Package Version
MODEL FITTING O ?
RECONSTRUCTION SPIDER ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. CTF CORRECTION OF 3D-MAPS BY WIENER FILTRATION