2OGX
The crystal structure of the molybdenum storage protein from Azotobacter vinelandii loaded with polyoxotungstates (WSto)
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 291 | 0.05M MOPS, 0.05M sodium chloride, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.78 | 67.49 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 114.4 | α = 90 |
b = 114.4 | β = 90 |
c = 233.7 | γ = 120 |
Symmetry | |
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Space Group | P 63 2 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 | x-ray | 100 | CCD | MARMOSAIC 225 mm CCD | mirrors | 2005-04-24 | M | SINGLE WAVELENGTH | |||||
2 | 1 | x-ray | CCD | MARMOSAIC 225 mm CCD | mirrors | 2005-04-24 | M | MAD | ||||||
1,2 | 1 |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X10SA | 0.9787 | SLS | X10SA |
2 | SYNCHROTRON | SLS BEAMLINE X10SA | 0.98 | SLS | X10SA |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
1,2 | 1.6 | 10 | 95.4 | 6.5 | 10.3 | 3.1 | 107052 | 107052 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1,2 | 82.9 | 5.15 | 2 | 2.4 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MAD | THROUGHOUT | 1.6 | 10 | 107052 | 107052 | 5682 | 95.72 | 0.17414 | 0.17414 | 0.17295 | 0.19645 | RANDOM | 25.94 |
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] | |
0.78 | 0.39 | 0.78 | -1.17 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.749 |
r_dihedral_angle_4_deg | 16.743 |
r_dihedral_angle_3_deg | 14.523 |
r_dihedral_angle_1_deg | 5.986 |
r_scangle_it | 4.699 |
r_scbond_it | 3.063 |
r_mcangle_it | 2.028 |
r_angle_refined_deg | 1.91 |
r_mcbond_it | 1.292 |
r_metal_ion_refined | 0.37 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3812 |
Nucleic Acid Atoms | |
Solvent Atoms | 391 |
Heterogen Atoms | 70 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data collection |
XDS | data reduction |
XDS | data scaling |
SHELXD | phasing |