1QC1
CRYSTAL STRUCTURE OF THE SELF-FITTED B-DNA DECAMER D(CCGCCGGCGG)
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 289 | 30 % MPD, 1MM DNA DUPLEX, 1 MM SPERMINE, 20 MM MAGNESIUM ACETATE, 50 MM CACODYLATE BUFFER, pH 6, VAPOR DIFFUSION, HANGING DROP, temperature 289K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.95 | 36.82 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 53.7 | α = 90 |
b = 53.7 | β = 90 |
c = 45 | γ = 120 |
Symmetry | |
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Space Group | H 3 |
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 | 258 | AREA DETECTOR | SIEMENS | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU |
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 | 2.4 | 20 | 0.078 | 1817 | 1817 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | 2.5 | 7 | 2 | 1698 | 0.147 |
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 | |
Nucleic Acid Atoms | 404 |
Solvent Atoms | 85 |
Heterogen Atoms | 4 |
Software
Software | |
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Software Name | Purpose |
X-GEN | data scaling |
X-GEN | data reduction |
NUCLSQ | refinement |