1TUB

TUBULIN ALPHA-BETA DIMER, ELECTRON DIFFRACTION


ELECTRON CRYSTALLOGRAPHY

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1TWO-DIMENSIONAL SHEETS ARE FORMED UNDER NORMAL POLYMERIZING CONDITIONS WITH THE ADDITION OF 1 MM ZNCL2

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 80α = 90
b = 92β = 90
c = 90γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11electron1996-09-04

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeMean Isotropic B
ELECTRON CRYSTALLOGRAPHY3.7
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6789
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms118
Sample
alpha-beta tubulin sheets
Specimen Preparation
Sample Aggregation State2D ARRAY
Embedding Materialtannin-glucose
Embedding Details
3D Reconstruction
Reconstruction MethodCRYSTALLOGRAPHY
Data Acquisition
Detector TypeGENERIC FILM
Electron Dose (electrons/Å**2)
Imaging Experiment12
Date of Experiment
Temperature (Kelvin)
Microscope ModelJEOL 4000JEOL 4000
Minimum Defocus (nm)
Maximum Defocus (nm)
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeDIFFRACTIONBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUNFIELD EMISSION GUN
Acceleration Voltage (kV)400400
Imaging Details