3G3N
PDE7A catalytic domain in complex with 3-(2,6-difluorophenyl)-2-(methylthio)quinazolin-4(3H)-one
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 7.5 | 277 | The protein drops contain 2 ul PDE7A1-IBMX and 2 ul well buffer of buffer 0.6 - 0.8 M (NH4)2SO4, 2.5 - 5 mM beta-mercaptoethanol, 10 mM EDTA, 0.1 M Tris HCl, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.36 | 63.36 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 115.447 | α = 90 |
| b = 115.447 | β = 90 |
| c = 64.389 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 31 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 | 100 | CCD | ADSC QUANTUM 315 | M | SINGLE WAVELENGTH | |||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | NSLS BEAMLINE X29A | NSLS | X29A | |
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 | 2.4 | 30 | 92.1 | 0.102 | 19.5 | 18071 | |||||||||||||
| 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) | |||||||||||
| 2.4 | 2.49 | 0.28 | |||||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | 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 | 2.4 | 30 | 18071 | 1780 | 0.21 | 0.21 | 0.245 | RANDOM | ||||||||||
| 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] | |
| 4.406 | 4.406 | -8.811 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_scangle_it | 2.953 |
| c_scbond_it | 2.035 |
| c_mcangle_it | 1.915 |
| c_mcbond_it | 1.187 |
| c_bond_d | |
| c_bond_d_na | |
| c_bond_d_prot | |
| c_angle_d | |
| c_angle_d_na | |
| c_angle_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2596 |
| Nucleic Acid Atoms | |
| Solvent Atoms | |
| Heterogen Atoms | 23 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| ADSC | data collection |
| AMoRE | phasing |
| CNS | refinement |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
