Crystal structure of Tyrosine-protein kinase receptor in complex with 5-(4-fluorophenyl)thieno[2,3-d]pyrimidin-4(3H)-one Inhibitor
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7.63 | 294 | Well volume: 30.0 uL Well Ingredients: Salt: 0.2571428571 M (1.9285714282 uL of stock 4.0 M) potassium formate Precipitant: 20.0 %w/v (12.0 uL of stock 50.0 %w/v) PEG 3350 Buffer: 0.1 M (3.0 uL of stock 1.0 M) Tris (pH 7.63) Plate setup temperature: 13 C Plate incubation temperature: 21 C Drop volume from well: 0.1 uL Drop protein volume: 0.3 uL Protein: 6.00 mg/mL (0.17 mM) Compound1: small molecule to aid crystallization (1.20 mM) Soak of 10mM compound 3 for > 1h into co-crystals of TrkA + compound1 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.26 | 45.5 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 113.15 | α = 90 |
| b = 45.66 | β = 126.88 |
| c = 78.88 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | C 1 2 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 93 | PIXEL | DECTRIS PILATUS3 6M | 2013-05-09 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | DIAMOND BEAMLINE I02 | 1 | Diamond | I02 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | 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 | 1.87 | 39.15 | 97.6 | 0.109 | 0.131 | 0.072 | 0.978 | 9.7 | 3.2 | 26217 | 28.88 | ||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 1.87 | 1.92 | 99.1 | 0.86 | 1.03 | 0.569 | 0.392 | 3.2 | |||||||||||
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 | THROUGHOUT | 1.87 | 39.15 | 26216 | 1331 | 97.37 | 0.1797 | 0.1781 | 0.18 | 0.2096 | 0.21 | RANDOM | 32.38 | ||||||
| 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] | |
| 0.719 | 1.2437 | 0.2124 | -0.9314 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| t_other_torsion | 16.11 |
| t_omega_torsion | 3.14 |
| t_angle_deg | 0.95 |
| t_bond_d | 0.01 |
| t_dihedral_angle_d | |
| t_trig_c_planes | |
| t_gen_planes | |
| t_it | |
| t_nbd | |
| t_improper_torsion | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2316 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 181 |
| Heterogen Atoms | 54 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| Aimless | data scaling |
| BUSTER | refinement |
| PDB_EXTRACT | data extraction |
| xia2 | data reduction |
| BUSTER | phasing |














