3ZBX
X-ray Structure of c-Met kinase in complex with inhibitor 6-((6-(4- fluorophenyl)-(1,2,4)triazolo(4,3-b)(1,2,4)triazin-3-yl)methyl) quinoline.
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 4.2 | 286 | C-MET COCRYSTALS WERE OBTAINED AT 13 DEGREES C BY THE HANGING DROP VAPOR DIFFUSION METHOD BY MIXING 1.2 MICROLITERS OF PROTEIN SOLUTION (CONTAINING 7-13 MG/ML C-MET KD (RESIDUES 1051-1348) WITH A 5 FOLD MOLAR EXCESS OF C-MET INHIBITOR COMPOUND) WITH 1.2 MICROLITERS OF SOLUTION CONTAINING (0.05M CITRATE-PHOSPHATE PH 4.2, 200M NACL, AND 17.4% POLYETHYLENE GLYCOL MW=3350) |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.41 | 49 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 76.857 | α = 90 |
| b = 94.127 | β = 90 |
| c = 46.418 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 96 | CCD | ADSC CCD | 2005-02-26 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ALS BEAMLINE 5.0.1 | ALS | 5.0.1 | |
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 | 2.2 | 50 | 84.9 | 0.07 | 13.1 | 2.8 | 15108 | 12.1 | |||||||||||
| 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 | 2.2 | 2.28 | 81.2 | 0.28 | 3.5 | 2.8 | |||||||||||||
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 | PDB ENTRY 2WGJ | 2.2 | 47.06 | 14207 | 429 | 80.2 | 0.179 | 0.179 | 0.237 | RANDOM | 24.6 | ||||||
| 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] | |
| -2.23 | -7.89 | 10.13 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_dihedral_angle_d | 19.6 |
| c_scangle_it | 3.14 |
| c_scbond_it | 2.23 |
| c_mcangle_it | 1.95 |
| c_mcbond_it | 1.26 |
| c_angle_deg | 0.8 |
| c_improper_angle_d | 0.59 |
| c_bond_d | 0.005 |
| c_bond_d_na | |
| c_bond_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2256 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 278 |
| Heterogen Atoms | 27 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| CNS | refinement |
| HKL-2000 | data reduction |
| SCALEPACK | data scaling |
| CCP4 | phasing |
