2AHB
X-ray crystal structure of R46A,R161A mutant of Mycobacterium tuberculosis FabH
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | microbatch under oil | 7.5 | 291 | 0.1 M HEPES, 10% v/v isopropanol, 20% w/v PEG 4000, pH 7.5, microbatch under oil , temperature 291.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.75 | 54.8 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 103.445 | α = 90 |
b = 81.412 | β = 106.91 |
c = 97.281 | 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 | 110 | CCD | ADSC QUANTUM 315 | 2004-07-07 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 14-BM-C | 1.0 | APS | 14-BM-C |
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 | 50 | 99.4 | 52336 | 51995 | 1 | 1 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
2 | 2.1 | 6835 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1M1M | 2 | 40 | 51995 | 51973 | 2654 | 0.949 | 0.218 | 0.248 | random | 34.7 |
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] | |
-0.79 | -5.42 | 2.08 | -1.28 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
x_torsion_deg | 23.7 |
x_angle_deg | 1.4 |
x_torsion_impr_deg | 0.98 |
x_bond_d | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4860 |
Nucleic Acid Atoms | |
Solvent Atoms | 237 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
ADVX | data collection |
SCALEPACK | data scaling |
MOLREP | phasing |
CNS | refinement |
Adxv | data processing |