3G7R
Crystal structure of SCO4454, a TetR-family transcriptional regulator from Streptomyces coelicolor
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 295 | 0.2 M NaI, 20% PEG 3350, cryoprotected in 20% Ethylene glycol, VAPOR DIFFUSION, HANGING DROP, temperature 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.41 | 48.96 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 119.103 | α = 90 |
b = 59.129 | β = 101.38 |
c = 66.895 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 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 | mirrors | 2006-06-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.97937 | 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 | 1.35 | 27.39 | 99.4 | 0.079 | 41.361 | 7.1 | 99985 | 99408 | -3 | 12.5 |
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) | |||||||||||
1.35 | 1.4 | 95.4 | 0.377 | 4.1 | 5.3 | 9495 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | 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 | SAD | THROUGHOUT | 1.38 | 27.39 | 88709 | 4637 | 99.71 | 0.15078 | 0.14958 | 0.17364 | RANDOM | 15.665 |
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] | |
0.01 | -0.01 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 29.691 |
r_dihedral_angle_4_deg | 19.638 |
r_dihedral_angle_3_deg | 12.189 |
r_dihedral_angle_1_deg | 3.92 |
r_scangle_it | 3.122 |
r_sphericity_free | 3.085 |
r_sphericity_bonded | 2.585 |
r_scbond_it | 2.385 |
r_rigid_bond_restr | 1.965 |
r_mcangle_it | 1.301 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3163 |
Nucleic Acid Atoms | |
Solvent Atoms | 682 |
Heterogen Atoms | 128 |
Software
Software | |
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Software Name | Purpose |
SBC-Collect | data collection |
HKL-3000 | phasing |
SHELXCD | phasing |
REFMAC | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |