2BYU
Negative stain EM reconstruction of M.tuberculosis Acr1(Hsp 16.3) fitted with wheat sHSP dimer
ELECTRON MICROSCOPY
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1GME |
Sample |
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HSP 16.3 |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 6123 |
Reported Resolution (Å) | 16.5 |
Resolution Method | |
Other Details | DIMER ALPHA CRYSTALLIN DOMAIN OF 1GME (43-137 AND 146-151) FITTED INTO DENSITY USING URO. RESOLUTION WAS DETERMINED BY 0.5 FOURIER SHELL CORRELATION. |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | I |
Map-Model Fitting and Refinement | |||||
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Id | 1 (1GME) | ||||
Refinement Space | RECIPROCAL | ||||
Refinement Protocol | OTHER | ||||
Refinement Target | Cross-correlation coefficient | ||||
Overall B Value | |||||
Fitting Procedure | |||||
Details | METHOD--QUALITY OF THE FIT R-FACTOR= 0.516, CROSS- CORRELATION COEFFICIENT 81.5% |
Data Acquisition | |||||||||
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Detector Type | KODAK SO-163 FILM | ||||||||
Electron Dose (electrons/Å**2) | 10 |
Imaging Experiment | 1 |
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Date of Experiment | 2004-03-28 |
Temperature (Kelvin) | 293 |
Microscope Model | FEI TECNAI 12 |
Minimum Defocus (nm) | 390 |
Maximum Defocus (nm) | 600 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | 2 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | |
Nominal Magnification | 42000 |
Calibrated Magnification | |
Source | TUNGSTEN HAIRPIN |
Acceleration Voltage (kV) | 120 |
Imaging Details |