4XTX
Mycobacterium tuberculosis biotin ligase complexed with bisubstrate inhibitor 57 with azide in place of ribose 2'OH
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 298 | 17-24% PEG2000 MME, 100 mM Tris, pH 8.5, 100 mM triethylamine N-oxide |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.19 | 43.76 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 63.367 | α = 90 |
b = 68.841 | β = 90 |
c = 114.452 | 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 | PIXEL | DECTRIS PILATUS 6M | 2012-11-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 17-ID | 1.000 | APS | 17-ID |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 2.3 | 114.452 | 99 | 0.076 | 19 | 6.4 | 22929 | 31.0080596365 |
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 | 2.3 | 2.308 | 99.5 | 0.298 | 6.8 | 6.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | MOLECULAR REPLACEMENT | FREE R-VALUE | PDB entry 3RUX | 2.30010327849 | 58.9920236313 | 1.3475239173 | 22873 | 1169 | 99.8733735045 | 0.192472086723 | 0.189457243117 | 0.249655489808 | 35.538032518 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 13.1243118709 |
f_angle_d | 0.842461692138 |
f_chiral_restr | 0.0270736376086 |
f_plane_restr | 0.00269524818888 |
f_bond_d | 0.00240567637311 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3938 |
Nucleic Acid Atoms | |
Solvent Atoms | 117 |
Heterogen Atoms | 84 |
Software
Software | |
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Software Name | Purpose |
PHASER | phasing |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
SCALA | data scaling |