CRYSTAL STRUCTURE OF HUMAN MPS1 CATALYTIC DOMAIN IN COMPLEX WITH 4-(6-(cyclohexylamino)-8-(((tetrahydro-2H-pyran-4-yl)methyl)amino)imidazo[1,2-b]pyridazin-3-yl)-N-cyclopropylbenzamide
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 293 | 0.1M Tris hydrochloride pH7.5, 0.12M magnesium chloride, 8%(w/v) triethylene glycol , VAPOR DIFFUSION, SITTING DROP, temperature 293K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.04 | 59.51 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 70.961 | α = 90 |
| b = 110.389 | β = 90 |
| c = 114.356 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | I 2 2 2 |
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 IV++ | 2009-07-31 | 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 | 2.75 | 50 | 87.2 | 0.062 | 12.6 | 3.5 | 12038 | 10489 | |||||||||||
| 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 | 2.75 | 2.8 | 88.9 | 0.44 | 3.2 | 531 | |||||||||||||
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2.75 | 20 | 12042 | 9466 | 1016 | 87.03 | 0.2268 | 0.2205 | 0.22 | 0.282 | 0.29 | RANDOM | 63.813 | ||||
| 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] | |
| -2.77 | 5.16 | -2.39 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 42.149 |
| r_dihedral_angle_4_deg | 19.646 |
| r_dihedral_angle_3_deg | 18.353 |
| r_dihedral_angle_1_deg | 5.556 |
| r_angle_refined_deg | 1.2 |
| r_chiral_restr | 0.075 |
| r_bond_refined_d | 0.007 |
| r_gen_planes_refined | 0.005 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2015 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 2 |
| Heterogen Atoms | 36 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| DENZO | data reduction |
| SCALEPACK | data scaling |
| MOLREP | phasing |
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |
| CrystalClear | data collection |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |














