1OAL
Active site copper and zinc ions modulate the quaternary structure of prokaryotic Cu,Zn superoxide dismutase
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 4 | 301 | PEG 8,000 25%, NACL 100 MM, SODIUM ACETATE 50 MM, PH 4, T=28C |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.4 | 64 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 86.1 | α = 90 |
b = 86.1 | β = 90 |
c = 97.8 | γ = 120 |
Symmetry | |
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Space Group | H 3 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 | MARRESEARCH | MIRRORS | 2001-04-28 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | ESRF | ID14-2 |
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 | 1.5 | 30 | 99.7 | 0.058 | 33 | 9 | 22503 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.5 | 1.53 | 97 | 0.296 | 6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | OTHER | THROUGHOUT | 1.5 | 30 | 22503 | 2275 | 97.8 | 0.159 | 0.156 | 0.194 | RANDOM | 23 |
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 | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1110 |
Nucleic Acid Atoms | |
Solvent Atoms | 100 |
Heterogen Atoms | 2 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
CCP4 | phasing |