1OIZ
The Molecular Basis of Vitamin E Retention: Structure of Human Alpha-Tocopherol Transfer Protein
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7.5 | 5% PEG 6000, 0.1 M HEPES PH 7.5, 15% (V/V) MPD |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.69 | 54.28 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 45.144 | ¦Á = 90 |
b = 113.775 | ¦Â = 98.95 |
c = 67.433 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 1 21 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 | 100 | CCD | MARRESEARCH | 2002-09-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06SA | SLS | X06SA |
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 | 1.88 | 30 | 99.3 | 0.051 | 20.2 | 6.4 | 54206 |
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 | 1.88 | 1.9 | 93.1 | 0.443 | 3.2 | 3.6 |
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 | OTHER | THROUGHOUT | 1.88 | 30 | 51495 | 2711 | 99.4 | 0.197 | 0.195 | 0.226 | RANDOM | 25.73 |
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] | |
-1.64 | -1.21 | -0.95 | 2.21 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_1_deg | 5.605 |
r_scangle_it | 2.621 |
r_scbond_it | 1.598 |
r_angle_refined_deg | 1.281 |
r_mcangle_it | 1.002 |
r_mcbond_it | 0.534 |
r_nbd_refined | 0.219 |
r_symmetry_vdw_refined | 0.186 |
r_symmetry_hbond_refined | 0.125 |
r_xyhbond_nbd_refined | 0.121 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4289 |
Nucleic Acid Atoms | |
Solvent Atoms | 294 |
Heterogen Atoms | 150 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
XDS | data scaling |