CRYSTAL STRUCTURE OF HUMAN PHOSPHODIESTERASE 10 IN COMPLEX WITH c2(c(Nc1cncnc1)ccc(n2)C3CC3)C(Nc5c(C(N4CCCC4)=O)ccnc5)=O, micromolar IC50=0.018722
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 295 | 5-20 mg/mL protein in 25mM HEPES/NaOH pH7.5, 150mM NaCl, 50mM BME mixed 1:1 with reservoir 0.1M HEPES/NaOH pH7.5, 30% PEG550MME, 50mM MgCl2 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.61 | 52.9 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 135.029 | α = 90 |
| b = 135.029 | β = 90 |
| c = 234.652 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | H 3 |
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 | MARMOSAIC 225 mm CCD | 2009-04-03 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SLS BEAMLINE X10SA | 1.007500 | SLS | X10SA |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim 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 | 2.4 | 43.55 | 99.9 | 0.086 | 0.099 | 0.998 | 13.57 | 3.895 | 62287 | 55.478 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 2.4 | 2.46 | 99.9 | 1.195 | 1.388 | 0.461 | 1.17 | 3.869 | |||||||||||
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 | MOLECULAR REPLACEMENT | THROUGHOUT | inhouse model | 2.4 | 43.55 | 56521 | 2931 | 95.33 | 0.1948 | 0.1917 | 0.1981 | 0.2562 | 0.2541 | RANDOM | 53.189 | ||||
| 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] | |
| -0.46 | -0.23 | -0.46 | 1.51 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.106 |
| r_dihedral_angle_3_deg | 17.163 |
| r_dihedral_angle_4_deg | 15.006 |
| r_dihedral_angle_1_deg | 6.475 |
| r_mcangle_it | 5.821 |
| r_mcbond_it | 4.042 |
| r_mcbond_other | 4.029 |
| r_angle_refined_deg | 1.596 |
| r_angle_other_deg | 1.306 |
| r_chiral_restr | 0.072 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 10170 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 246 |
| Heterogen Atoms | 136 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| XSCALE | data scaling |
| REFMAC | refinement |
| PDB_EXTRACT | data extraction |
| XDS | data reduction |
| XSCALE | data scaling |
| PHASER | phasing |














