3V7N
Crystal structure of Threonine synthase (thrC) from from Burkholderia thailandensis
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1KL7 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 5 | 290 | EBS internal tracking number 225991F9: Wizard3/4 F9. 25% PEG 1500, 0.1 M MIB buffer/HCl pH 5.0. ButhA.00545.a.A1 PW33400 at 44.8 mg/mL, vapor diffusion, sitting drop, temperature 290K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.34 | 47.36 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 55.56 | α = 90 |
b = 90.24 | β = 90 |
c = 98.6 | 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 | 100 | CCD | MARMOSAIC 300 mm CCD | 2011-11-07 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 23-ID-B | 1.033180 | APS | 23-ID-B |
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 | 1.4 | 50 | 99.3 | 0.064 | 14.74 | 4.84 | 97539 | -3 | 18.564 |
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 | 1.4 | 1.44 | 99.7 | 0.567 | 2.8 | 4.78 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | MOLECULAR REPLACEMENT | THROUGHOUT | 1KL7 | 1.4 | 50 | 97538 | 4871 | 99.35 | 0.161 | 0.16 | 0.181 | RANDOM | 15.198 |
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] | |
-0.49 | 0.14 | 0.34 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.786 |
r_dihedral_angle_4_deg | 13.269 |
r_dihedral_angle_3_deg | 11.577 |
r_dihedral_angle_1_deg | 5.671 |
r_angle_refined_deg | 1.767 |
r_angle_other_deg | 0.996 |
r_chiral_restr | 0.105 |
r_bond_refined_d | 0.017 |
r_gen_planes_refined | 0.01 |
r_bond_other_d | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3546 |
Nucleic Acid Atoms | |
Solvent Atoms | 479 |
Heterogen Atoms | 35 |
Software
Software | |
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Software Name | Purpose |
XSCALE | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |