3KXF
Crystal Structure of SB27 TCR in complex with the 'restriction triad' mutant HLA-B*3508-13mer
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 6.7 | 298 | 0.1M cacodlyate, 0.2M potassium iodide, 18% polyethylene glycol 3350, pH 6.7, vapor diffusion, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.64 | 53.33 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 78.69 | α = 90 |
b = 207.077 | β = 90.19 |
c = 123.512 | γ = 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 | 2009-03-30 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | AUSTRALIAN SYNCHROTRON BEAMLINE MX2 | Australian Synchrotron | MX2 |
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 | 3.1 | 80 | 0.096 | 5.1 | 71533 | 63 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 3.1 | 3.2 | 0.341 | 4.1 |
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 | MOLECULAR REPLACEMENT | THROUGHOUT | 3.1 | 80 | 67602 | 3612 | 99.56 | 0.217 | 0.213 | 0.291 | RANDOM | 24.944 |
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] | |
0.37 | -0.14 | 2.24 | -2.62 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.539 |
r_dihedral_angle_3_deg | 18.133 |
r_dihedral_angle_4_deg | 15.156 |
r_dihedral_angle_1_deg | 5.758 |
r_scangle_it | 2.714 |
r_scbond_it | 1.62 |
r_mcangle_it | 1.198 |
r_angle_refined_deg | 1.022 |
r_mcbond_it | 0.619 |
r_nbtor_refined | 0.302 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 26910 |
Nucleic Acid Atoms | |
Solvent Atoms | 41 |
Heterogen Atoms | 24 |
Software
Software | |
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Software Name | Purpose |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XSCALE | data scaling |