7CI6
Crystal structure of P.aeruginosa LpxC in complex with inhibitor
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3UHM | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION | 7 | 293 | 20 % w/v Polyethylene glycol 6,000 100 mM HEPES pH 7.0 200 mM Magnesium chloride |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.45 | 49.77 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 50.475 | α = 76.18 |
| b = 50.772 | β = 72.38 |
| c = 76.063 | γ = 61.57 |
| Symmetry | |
|---|---|
| Space Group | P 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | IMAGE PLATE | RIGAKU RAXIS VII | 2016-06-22 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | 1.5418 | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2.7 | 31.3 | 96.4 | 0.129 | 6.7 | 3.85 | 16646 | ||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2.7 | 2.8 | 95.8 | 0.468 | 1.9 | 3.93 | |||||||||||||
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 | 3UHM | 2.7 | 31.32 | 15784 | 862 | 96.37 | 0.25677 | 0.25223 | 0.3366 | RANDOM | 49.899 | ||||||
| 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] | |
| -0.09 | -0.1 | 0.1 | 0.09 | -0.01 | -0.09 | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 32.654 |
| r_dihedral_angle_3_deg | 19.661 |
| r_dihedral_angle_4_deg | 14.281 |
| r_long_range_B_refined | 10.053 |
| r_long_range_B_other | 10.053 |
| r_dihedral_angle_1_deg | 6.701 |
| r_mcangle_it | 5.132 |
| r_mcangle_other | 5.132 |
| r_scangle_other | 4.836 |
| r_mcbond_it | 3.213 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 4668 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 87 |
| Heterogen Atoms | 40 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| CrystalClear | data reduction |
| CrystalClear | data scaling |
| MOLREP | phasing |
