5CWA
Structure of Anthranilate Synthase Component I (TrpE) from Mycobacterium tuberculosis with inhibitor bound
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7 | 291 | 0.6-1.0 M AMMONIUM SULFATE, 0.1 M BIS -TRIS PROPANE, PH 7, "silver bullet" additive G6, VAPOR DIFFUSION, TEMPERATURE 291K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 4.09 | 69.95 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 156.406 | α = 90 |
| b = 156.406 | β = 90 |
| c = 128.384 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 64 2 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 110 | CCD | ADSC QUANTUM 315r | 2012-03-31 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | AUSTRALIAN SYNCHROTRON BEAMLINE MX2 | 0.8983 | Australian Synchrotron | MX2 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2.1 | 135.452 | 99.9 | 0.158 | 14.8 | 21.9 | 54312 | ||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 2.1 | 2.21 | 99.8 | 3.794 | 3.794 | 1.1 | 22.4 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 1QDL | 2.1 | 135.45 | 54282 | 2767 | 99.9 | 0.209 | 0.207 | 0.253 | RANDOM | 56.53 | ||||||
| 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] | |
| 0.79 | 0.4 | 0.79 | -2.57 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 33.997 |
| r_dihedral_angle_4_deg | 17.422 |
| r_dihedral_angle_3_deg | 16.515 |
| r_dihedral_angle_1_deg | 6.789 |
| r_mcangle_it | 5.354 |
| r_mcbond_it | 3.771 |
| r_mcbond_other | 3.77 |
| r_angle_refined_deg | 1.527 |
| r_angle_other_deg | 0.82 |
| r_chiral_restr | 0.089 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3825 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 205 |
| Heterogen Atoms | 48 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| XDS | data reduction |
| SCALA | data scaling |
| MOLREP | phasing |
| REFMAC | refinement |
