8H8H
Crystal structure of the N-terminal domain of H-NS family protein TurB (TurB_nt50)
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.6 | 279 | PEG 3350, HEPES, ammonium acetate |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.65 | 71.3 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 45.692 | α = 90 |
b = 63.303 | β = 90 |
c = 275.872 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | 95 | PIXEL | DECTRIS PILATUS 2M-F | 2018-06-09 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | x-ray | 100 | PIXEL | DECTRIS EIGER X 4M | 2018-07-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PHOTON FACTORY BEAMLINE AR-NE3A | 1.0000 | Photon Factory | AR-NE3A |
2 | SYNCHROTRON | PHOTON FACTORY BEAMLINE BL-1A | 2.7000 | Photon Factory | BL-1A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 2.7 | 46.64 | 98.92 | 0.14 | 0.146 | 0.041 | 10.9 | 13.1 | 22936 | 59.61 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 2.7 | 2.83 | 98.75 | 1.355 | 0.375 | 0.956 | 2.4 | 13.8 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation 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 | SAD | FREE R-VALUE | 2.7 | 40.92 | 1.35 | 22702 | 2270 | 98.95 | 0.2505 | 0.2465 | 0.2851 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 5.577 |
f_angle_d | 1.074 |
f_chiral_restr | 0.046 |
f_bond_d | 0.009 |
f_plane_restr | 0.008 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3242 |
Nucleic Acid Atoms | |
Solvent Atoms | 13 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
Aimless | data scaling |
CRANK2 | phasing |