1XOS
Catalytic Domain Of Human Phosphodiesterase 4B In Complex With Sildenafil
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 10 | 277 | ammonium sulfate and lithium sulfate , pH 10.0, VAPOR DIFFUSION, SITTING DROP, temperature 277.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.47 | 50.19 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 94.571 | ¦Á = 90 |
b = 107.117 | ¦Â = 90 |
c = 89.481 | ¦Ã = 90 |
Symmetry | |
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Space Group | I 21 21 21 |
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 | 93 | CCD | ADSC QUANTUM 210 | 2003-05-04 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.3.1 | 1.1 | ALS | 8.3.1 |
Data Collection
Overall | |||||||||||||||||||
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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 | 2.28 | 70.71 | 99.7 | 0.071 | 6.8 | 5.2 | 19916 | 19916 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.28 | 2.339 | 100 | 0.01084 | 1.6 | 5.2 |
Refinement
Statistics | |||||||||||||||||||
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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 | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2.28 | 70.71 | 19916 | 19916 | 1080 | 99.68 | 0.21245 | 0.21009 | 0.25683 | RANDOM | 43.618 |
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] | |
1.98 | 4.68 | -6.66 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_1_deg | 6.138 |
r_scangle_it | 3.185 |
r_scbond_it | 1.996 |
r_angle_refined_deg | 1.538 |
r_mcangle_it | 1.337 |
r_angle_other_deg | 1.099 |
r_mcbond_it | 0.711 |
r_symmetry_vdw_other | 0.343 |
r_symmetry_vdw_refined | 0.253 |
r_nbd_other | 0.223 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2597 |
Nucleic Acid Atoms | |
Solvent Atoms | 17 |
Heterogen Atoms | 40 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
Blu-Ice | data collection |
ELVES | data scaling |
EPMR | phasing |