Crystal structure of spleen tyrosine kinase complexed with N-{(S)-1-[7-(3,4-Dimethoxy-phenylamino)-thiazolo[5,4-d]pyrimidin-5-yl]-pyrrolidin-3-yl}-terephthalamic acid
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3FQE | PDB ENTRY 3FQE |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 283 | 28% PEG 4000, 0.2M ammonium sulfate, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 283K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.27 | 45.83 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 39.953 | α = 90 |
| b = 85.563 | β = 90 |
| c = 90.031 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 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 | CCD | RAYONIX MX225HE | M | SINGLE WAVELENGTH | |||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 31-ID | 0.97929 | APS | 31-ID |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 1.4 | 20.93 | 99.2 | 0.083 | 8.7 | 7.1 | 61359 | 61191 | 3 | 18.3 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
| 1 | 1.4 | 1.48 | 98 | 1.9 | 6.9 | 8724 | |||||||||||||
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | FOURIER SYNTHESIS | THROUGHOUT | PDB ENTRY 3FQE | 1.4 | 20.93 | 58024 | 3094 | 99.17 | 0.21985 | 0.2188 | 0.22 | 0.24017 | 0.24 | RANDOM | 24.42 | ||||
| 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] | |
| -0.18 | -0.21 | 0.39 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 35.551 |
| r_dihedral_angle_4_deg | 17.45 |
| r_dihedral_angle_3_deg | 11.675 |
| r_dihedral_angle_1_deg | 4.544 |
| r_scangle_it | 1.636 |
| r_scbond_it | 0.977 |
| r_angle_refined_deg | 0.914 |
| r_mcangle_it | 0.705 |
| r_mcbond_it | 0.361 |
| r_chiral_restr | 0.061 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2175 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 297 |
| Heterogen Atoms | 37 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| CNS | refinement |
| MOSFLM | data reduction |
| SCALA | data scaling |
| CNS | phasing |














