4R1V
Identification and optimization of pyridazinones as potent and selective c-Met kinase inhibitors
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 6.5 | 298 | PEG 8000, pH 6.5, VAPOR DIFFUSION, temperature 298K | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.12 | 41.95 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 38 | α = 90 |
| b = 43.038 | β = 92.23 |
| c = 84.844 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 21 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 | CCD | MARMOSAIC 225 mm CCD | 2008-05-24 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SLS BEAMLINE X06DA | SLS | X06DA | |
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 | 1.2 | 84.82 | 97.3 | 0.038 | 3.8 | 85595 | |||||||||||||
| 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 | 1.2 | 1.23 | 72.3 | 0.41 | 2.9 | ||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | 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 | THROUGHOUT | 1.2 | 84.82 | 85595 | 81815 | 1654 | 97.5 | 0.146 | 0.146 | 0.176 | RANDOM | 14.37 | |||||||
| 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] | |
| -0.12 | -0.08 | 0.11 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 28.386 |
| r_dihedral_angle_4_deg | 15.517 |
| r_sphericity_free | 12.039 |
| r_dihedral_angle_3_deg | 11.061 |
| r_dihedral_angle_1_deg | 5.642 |
| r_scangle_it | 5.601 |
| r_sphericity_bonded | 5.497 |
| r_scbond_it | 4.693 |
| r_mcangle_it | 3.789 |
| r_mcbond_it | 3.214 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2305 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 349 |
| Heterogen Atoms | 55 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| XDS | data scaling |
| PHASES | phasing |
| REFMAC | refinement |
| XDS | data reduction |
| XSCALE | data scaling |
