3OR1
Crystal structure of dissimilatory sulfite reductase I (DsrI)
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 23%(W/V) PEG6000, 200MM SODIUM CHLORIDE, 100MM MES BUFFER, pH 5.5, VAPOR DIFFUSION, HANGING DROP |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.23 | 44.77 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 114.721 | α = 90 |
b = 60.478 | β = 94.3 |
c = 132.915 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | 110 | CCD | ADSC QUANTUM 315 | 2008-08-10 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | x-ray | 110 | CCD | RIGAKU JUPITER 210 | 2008-01-27 | M | MAD |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSRRC BEAMLINE BL13B1 | NSRRC | BL13B1 | |
2 | SYNCHROTRON | SPRING-8 BEAMLINE BL26B2 | 1.73772, 1.74137, 1.69379, 1.760 | SPring-8 | BL26B2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 1.76 | 30 | 0.071 | 0.061 | 18.7 | 4 | 179998 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1.76 | 1.82 | 99.3 | 0.381 | 0.359 | 2.9 | 3 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||||
X-RAY DIFFRACTION | MAD | 1.76 | 30 | 179998 | 0.193 | 0.193 | 0.212 |
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 | 14416 |
Nucleic Acid Atoms | |
Solvent Atoms | 729 |
Heterogen Atoms | 322 |
Software
Software | |
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Software Name | Purpose |
SOLVE | phasing |
CNS | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |