5UFM
Crystal structure of Burkholderia thailandensis 1,6-didemethyltoxoflavin-N1-methyltransferase with bound 1,6-didemethyltoxoflavin and S-adenosylhomocysteine
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.4 | 295 | 100 mM HEPES, pH 6.0 - 7.0, 1.0 - 2.0 M ammonium sulfate, and 1 mM S-adenosylhomocysteine. 1,6-didemethyltoxoflavin (25 mM), S-adenosylhomocysteine (6 mM), and dithiothreitol (5 mM) were added during crystal soak experiment. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.73 | 54.9 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 112.698 | α = 90 |
b = 112.698 | β = 90 |
c = 78.367 | γ = 120 |
Symmetry | |
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Space Group | P 61 |
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 210 | 2013-02-26 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CHESS BEAMLINE A1 | 0.97590 | CHESS | A1 |
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 | 1.77 | 23 | 98.1 | 0.058 | 12.6 | 3.4 | 54274 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.77 | 1.83 | 85.9 | 0.38 | 0.83 | 2.6 | 3 |
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 | FOURIER SYNTHESIS | FREE R-VALUE | 1.77 | 23 | 1.36 | 54199 | 2665 | 98.08 | 0.1537 | 0.1521 | 0.184 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
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 | 21.399 |
f_angle_d | 0.881 |
f_chiral_restr | 0.055 |
f_bond_d | 0.006 |
f_plane_restr | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3515 |
Nucleic Acid Atoms | |
Solvent Atoms | 462 |
Heterogen Atoms | 161 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data processing |
PHENIX | refinement |
Coot | model building |