3EY0
A new form of DNA-drug interaction in the minor groove of a coiled coil
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6 | 278.15 | 20 mM MgCl2, 50 mM MES, 15% Isopropanol, 3.62 mM ds-DNA, 16.86 mM PNT, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 278.15K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.86 | 56.95 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 27.789 | α = 90 |
b = 27.789 | β = 90 |
c = 311.95 | γ = 120 |
Symmetry | |
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Space Group | P 65 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 | 104 | CCD | ADSC QUANTUM 210 | Mirrors | 2008-04-24 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM16 | 0.97950 | ESRF | BM16 |
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 | 2.52 | 50 | 94.7 | 0.098 | 0.098 | 37.625 | 15.8 | 2899 | 2899 | -3 | 56.01 |
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 | 2.52 | 2.56 | 100 | 0.212 | 0.212 | 15.75 | 18.4 | 128 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | 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 | MOLECULAR REPLACEMENT | THROUGHOUT | standard watson-crick DNA | 2.52 | 50 | 2782 | 2511 | 262 | 93.62 | 0.22193 | 0.21572 | 0.27715 | RANDOM | 43.499 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
0.22 | 0.11 | 0.22 | -0.34 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_angle_refined_deg | 1.644 |
r_scangle_it | 1.577 |
r_angle_other_deg | 1.224 |
r_scbond_it | 1.028 |
r_chiral_restr | 0.052 |
r_bond_refined_d | 0.018 |
r_gen_planes_refined | 0.006 |
r_bond_other_d | 0.003 |
r_gen_planes_other | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | |
Nucleic Acid Atoms | 404 |
Solvent Atoms | 51 |
Heterogen Atoms | 26 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
AMoRE | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |