1F37
STRUCTURE OF A THIOREDOXIN-LIKE [2FE-2S] FERREDOXIN FROM AQUIFEX AEOLICUS
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 295 | ammonium sulfate, p-dioxane, 2-(N-morpholino)-ethane sulfonic acid, pH 6.5, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.43 | 49.4 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 68.079 | α = 90 |
b = 68.079 | β = 90 |
c = 102.519 | γ = 90 |
Symmetry | |
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Space Group | P 41 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 | x-ray | 90 | CCD | ADSC QUANTUM 4 | 1999-06-26 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | 90 | CCD | ADSC QUANTUM 4 | 1999-06-26 | |||||||||
3 | 1 | 90 | CCD | ADSC QUANTUM 4 | 1999-06-26 | |||||||||
4 | 1 | 90 | CCD | ADSC QUANTUM 4 | 1999-06-26 |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | SSRL | BL9-2 | |
2 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | SSRL | BL9-2 | |
3 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | SSRL | BL9-2 | |
4 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | SSRL | BL9-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2.3 | 50 | 99.3 | 0.055 | 24.8 | 6.7 | 11218 | 11218 | 52.3 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.3 | 2.34 | 99.8 | 0.277 | 6.7 | 550 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution 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 (Depositor) | R-Free (Depositor) | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | 2.3 | 500 | 20358 | 20358 | 1506 | 99.5 | 0.228 | 0.228 | 0.225 | 0.27 | Approximately 7.5% of the data were randomly selected for the R-free test set. |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_angle_deg | 1.53 |
c_bond_d | 0.01 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1692 |
Nucleic Acid Atoms | |
Solvent Atoms | 70 |
Heterogen Atoms | 20 |
Software
Software | |
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Software Name | Purpose |
MLPHARE | phasing |
CNS | refinement |
Blu-Ice | data collection |
SCALEPACK | data scaling |