4TRO
Structure of the enoyl-ACP reductase of Mycobacterium tuberculosis InhA, inhibited with the active metabolite of isoniazid
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1ENY |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.8 | 293 | 8-10 % (v/v) 2-methyl-2,4-pentanediol, 0.1 M sodium citrate, 0.1 M Na HEPES |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.35 | 63.32 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 97.434 | α = 90 |
b = 97.434 | β = 90 |
c = 139.752 | γ = 120 |
Symmetry | |
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Space Group | P 62 2 2 |
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 | PSI PILATUS 6M | 2012-12-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SOLEIL BEAMLINE PROXIMA 1 | 0.98011 | SOLEIL | PROXIMA 1 |
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 | 1.4 | 48.72 | 99.6 | 0.055 | 21.11 | 10.7 | 77041 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 1.4 | 1.48 | 99.2 | 0.716 | 10.4 |
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 | 1eny | 1.4 | 40 | 73178 | 3858 | 99.57 | 0.1229 | 0.12143 | 0.15127 | RANDOM | 31.764 |
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] | |
0.61 | 0.3 | 0.61 | -1.98 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_sphericity_free | 41.249 |
r_sphericity_bonded | 37.63 |
r_dihedral_angle_2_deg | 33.759 |
r_scbond_it | 23.874 |
r_scbond_other | 23.867 |
r_scangle_other | 22.377 |
r_dihedral_angle_4_deg | 17.008 |
r_long_range_B_other | 16.615 |
r_long_range_B_refined | 16.388 |
r_dihedral_angle_3_deg | 12.009 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1994 |
Nucleic Acid Atoms | |
Solvent Atoms | 266 |
Heterogen Atoms | 141 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XSCALE | data scaling |
XDS | data reduction |