2F08
Crystal structure of a major house dust mite allergen, Derf 2
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | 23% PEG 4000, 0.06M ammonium sulfate, 0.1M sodium acetate, 10mM HEPES , pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.62 | 53.06 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 106.124 | α = 90 |
b = 54.328 | β = 91.35 |
c = 102.354 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 1 |
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 | 298 | AREA DETECTOR | SIEMENS HI-STAR | carbon monochrometer | 1999-12-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | MACSCIENCE | 1.54 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 2.1 | 28.3 | 95.05 | 0.058 | 25.83 | 3.38 | 34340 | 32658 | 1 | 12.1 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2.1 | 2.175 | 99.1 | 0.342 | 2.61 | 3.37 | 3009 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation 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 | MIR | THROUGHOUT | 2.2 | 14.91 | 26532 | 2652 | 89 | 0.206 | 0.206 | 0.245 | RANDOM | 35.5 |
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] | |
-2.1 | -0.01 | 6.73 | -4.63 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 28.3 |
c_scangle_it | 9.55 |
c_scbond_it | 7.15 |
c_mcangle_it | 5.65 |
c_mcbond_it | 4.51 |
c_angle_deg | 1.3 |
c_improper_angle_d | 0.74 |
c_bond_d | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3942 |
Nucleic Acid Atoms | |
Solvent Atoms | 156 |
Heterogen Atoms | 22 |
Software
Software | |
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Software Name | Purpose |
CNS | refinement |
SAINT | data reduction |
SAINT | data scaling |
PHASES | phasing |