1H7I
Apolipoprotein E3 22kD fragment LYS146GLN mutant
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 5.6 | 50MM NA-CACODYLATE, PH 5.6, 20-25% PEG 400, 1% 2-ME. RT. ORTHORHOMBIC FORM ORTHO-2 APPEARS (SEE PDB ENTRY 1OR2). |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.19 | 43.9 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 40.7 | α = 90 |
b = 52.96 | β = 90 |
c = 84.42 | γ = 90 |
Symmetry | |
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Space Group | P 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 | 120 | ADSC ADSC MULTIWIRE | COLLIMATOR 0.5 MM | 1995-03-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RU200 |
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 | 1.9 | 20 | 98 | 0.0413 | 22.4 | 3.3 | 14706 |
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 | 1.9 | 1.95 | 96.6 | 0.247 | 2 | 3.1 |
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 | 1BZ4 | 1.9 | 20 | 13960 | 737 | 98.3 | 0.205 | 0.203 | 0.259 | RANDOM |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_scangle_it | 6.722 |
r_scbond_it | 4.73 |
r_mcangle_it | 4.078 |
r_mcbond_it | 2.71 |
r_angle_other_deg | 2.679 |
r_xyhbond_nbd_refined | 0.298 |
r_nbd_refined | 0.293 |
r_chiral_restr | 0.174 |
r_symmetry_hbond_refined | 0.155 |
r_symmetry_vdw_refined | 0.115 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1150 |
Nucleic Acid Atoms | |
Solvent Atoms | 134 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
ADSC | data reduction |
ADSC | data scaling |
EPMR | phasing |