5SHT
Crystal Structure of human phosphodiesterase 10 in complex with 8-chloro-5,7-dimethyl-2-[2-(2-methyl-5-pyrrolidin-1-yl-1,2,4-triazol-3-yl)ethyl]-[1,2,4]triazolo[1,5-c]pyrimidine
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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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 | |
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Matthews coefficient | Solvent content |
2.63 | 53.29 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 135.319 | α = 90 |
b = 135.319 | β = 90 |
c = 235.594 | γ = 120 |
Symmetry | |
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Space Group | H 3 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | PSI PILATUS 6M | 2012-04-30 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X10SA | 0.999980 | SLS | X10SA |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 2.27 | 43.53 | 100 | 0.068 | 0.068 | 0.08 | 0.999 | 16.13 | 5.27 | 74303 | 55.974 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.27 | 2.33 | 100 | 1.296 | 1.438 | 0.464 | 1.29 | 5.33 |
Refinement
Statistics | |||||||||||||||||||
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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 | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | inhouse model | 2.27 | 43.57 | 68310 | 3587 | 96.72 | 0.1791 | 0.1766 | 0.2278 | RANDOM | 51.778 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.15 | -0.08 | -0.15 | 0.49 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.158 |
r_dihedral_angle_4_deg | 16.099 |
r_dihedral_angle_3_deg | 16.098 |
r_dihedral_angle_1_deg | 5.969 |
r_mcangle_it | 5.053 |
r_mcbond_it | 3.57 |
r_mcbond_other | 3.555 |
r_angle_refined_deg | 1.44 |
r_angle_other_deg | 1.289 |
r_chiral_restr | 0.071 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 10152 |
Nucleic Acid Atoms | |
Solvent Atoms | 344 |
Heterogen Atoms | 108 |
Software
Software | |
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Software Name | Purpose |
XSCALE | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
XSCALE | data scaling |
PHASER | phasing |