5LV9
Crystal structure of thermophilic tryptophan halogenase (Th-Hal) enzyme from Streptomycin violaceusniger.
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 277 | 0.06 M divalents (0.3M Magnesium chloride hexahydrate; 0.3M Calcium chloride dehydrate) in 0.1 M buffer (1.0M imidazole + MES monohydrate acid buffer) at pH 6.5 made up with a 50% v/v precipitant mix (that contained 25% v/v MPD; 25% PEG 1000; 25% w/v PEG 3350). |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.68 | 54.09 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 67.14 | α = 90 |
b = 67.14 | β = 90 |
c = 477.37 | γ = 120 |
Symmetry | |
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Space Group | P 65 |
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 | 180 | PIXEL | DECTRIS PILATUS3 S 6M | 2014-11-28 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I04 | 0.979 | Diamond | I04 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.33 | 57.7 | 99.7 | 11.7 | 9.9 | 51611 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | FREE R-VALUE | 2.33 | 56.493 | 1.38 | 51445 | 2546 | 99.72 | 0.1812 | 0.1789 | 0.2243 | 43.1279 |
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] | |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8133 |
Nucleic Acid Atoms | |
Solvent Atoms | 377 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
XDS | data scaling |
PHASER | phasing |