Crystal Structure of Mtb Pks13 Thioesterase domain in complex with inhibitor X20404
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 5V3Y | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 290 | 0.1 M TRIS-HCL, 2.0-1.8 M AMMONIUM SULFATE, 2%-5% V/V PPG P400 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.18 | 43.67 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 57.942 | α = 90 |
| b = 87.592 | β = 90 |
| c = 109.382 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 2 21 21 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2020-12-22 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | 1.00003 | ALS | 5.0.2 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | 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 | 48.37 | 92.1 | 0.088 | 0.052 | 0.997 | 10.1 | 3.3 | 30403 | ||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 2.1 | 2.16 | 68 | 0.648 | 0.54 | 0.633 | 1.8 | 2.6 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2.1 | 48.37 | 28866 | 1511 | 91.4 | 0.18711 | 0.18454 | 0.2 | 0.23764 | 0.25 | RANDOM | 37.196 | |||||
| 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] | |
| 0.25 | -0.39 | 0.14 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_3_deg | 13.033 |
| r_dihedral_angle_1_deg | 6.783 |
| r_long_range_B_refined | 6.725 |
| r_long_range_B_other | 6.68 |
| r_scangle_other | 3.933 |
| r_mcangle_other | 3.189 |
| r_mcangle_it | 3.188 |
| r_scbond_it | 2.846 |
| r_scbond_other | 2.546 |
| r_mcbond_it | 2.06 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 4294 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 272 |
| Heterogen Atoms | 98 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PDB-REDO | refinement |
| XDS | data reduction |
| Aimless | data scaling |
| MOLREP | phasing |














