3LHQ
DNA-binding transcriptional repressor AcrR from Salmonella typhimurium.
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 289 | 0.2 M sodium chloride, 0.1 M Bis-Tris buffer, 25% PEG-3350, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.85 | 33.68 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 47.18 | α = 90 |
b = 75.82 | β = 108.67 |
c = 55.176 | 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 | 100 | CCD | ADSC QUANTUM 315 | 2009-12-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.9792 | APS | 19-ID |
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 | 1.56 | 37.9 | 97.6 | 0.054 | 9.3 | 5.1 | 51039 | 51039 | 27.5 |
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) | |||||||||||
1.56 | 1.59 | 85.1 | 0.759 | 2.12 | 4.3 | 2219 |
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 (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2QOP | 1.56 | 37.9 | 50990 | 50990 | 2597 | 97.53 | 0.153 | 0.153 | 0.15 | 0.199 | RANDOM | 19.813 |
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] | |
0.5 | -0.04 | 0.2 | -0.73 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.508 |
r_dihedral_angle_4_deg | 22.336 |
r_dihedral_angle_3_deg | 15.207 |
r_scangle_it | 6.7 |
r_dihedral_angle_1_deg | 4.965 |
r_scbond_it | 4.574 |
r_mcangle_it | 2.802 |
r_rigid_bond_restr | 1.862 |
r_mcbond_it | 1.8 |
r_angle_refined_deg | 1.643 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3652 |
Nucleic Acid Atoms | |
Solvent Atoms | 281 |
Heterogen Atoms | 18 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
SBC-Collect | data collection |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
HKL-3000 | phasing |
MOLREP | phasing |