3IXZ
Pig gastric H+/K+-ATPase complexed with aluminium fluoride
ELECTRON CRYSTALLOGRAPHY
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3B8E |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | MICRODIALYSIS | 4.87 | 20 mM propionate, 1 mM MgCl2, 0.5 mM AlCl3, 4 mM NaF, 0.3 mM ADP, 3 mM DTT, 10% (w/v) glycerol, pH 4.87, MICRODIALYSIS |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 140.4 | α = 90 |
b = 109 | β = 90 |
c = 320 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | electron | 4.2 | 2008-04-15 | M | SINGLE WAVELENGTH |
Data Collection
Refinement
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1044 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
MRC | model building |
MRC | phasing |
Sample |
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HK-ATPase |
Sample Components |
HK-ATPase alpha subunit |
HK-ATPase beta subunit |
Specimen Preparation | |
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Sample Aggregation State | 2D ARRAY |
Vitrification Instrument | REICHERT-JUNG PLUNGER |
Cryogen Name | NITROGEN |
Sample Vitrification Details |
3D Reconstruction | |
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Reconstruction Method | CRYSTALLOGRAPHY |
Number of Particles | |
Reported Resolution (Å) | 6.5 |
Resolution Method | |
Other Details | |
Refinement Type | |
Symmetry Type | 2D CRYSTAL |
Map-Model Fitting and Refinement | |||||
---|---|---|---|---|---|
Id | 1 (3B8E) | 2 (3B8E) | |||
Refinement Space | REAL | REAL | |||
Refinement Protocol | RIGID BODY FIT | RIGID BODY FIT | |||
Refinement Target | Cross-correlation coefficient | Cross-correlation coefficient | |||
Overall B Value | |||||
Fitting Procedure | |||||
Details | METHOD--Local refinement REFINEMENT PROTOCOL--rigid body | METHOD--Local refinement REFINEMENT PROTOCOL--rigid body |
Data Acquisition | |||||||||
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Detector Type | KODAK SO-163 FILM | ||||||||
Electron Dose (electrons/Å**2) | 25 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | 4.2 |
Microscope Model | JEOL KYOTO-3000SFF |
Minimum Defocus (nm) | 3480 |
Maximum Defocus (nm) | 390 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | 73.3 |
Nominal CS | 1.6 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | |
Nominal Magnification | 6000 |
Calibrated Magnification | 59100 |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 300 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
MODEL FITTING | Situs | |
RECONSTRUCTION | MRC |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
Each images were CTF corrected. |