3MQI
Human early B-cell factor 1 (EBF1) IPT/TIG domain
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 9 | 277 | 0.1M Tris, 23% PEG MME, 0.3M trimethylamine n-oxide, pH 9, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.7 | 54.48 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 86.291 | α = 90 |
b = 57.073 | β = 93.17 |
c = 69.14 | 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 | 100 | CCD | mirrors | 2009-06-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | BESSY BEAMLINE 14.1 | 1.00764 | BESSY | 14.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 2.3 | 28.53 | 13.46 | 0.095 | 0.095 | 16.78 | 7.6 | 14710 | 1 | 1 | 41.76 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
2.3 | 2.36 | 13.24 | 0.726 | 0.726 | 2.72 | 7.8 | 1056 |
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 | SAD | THROUGHOUT | 2.3 | 28.53 | 13970 | 741 | 97.61 | 0.23532 | 0.23335 | 0.27275 | RANDOM | 23.745 |
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] | |
0.96 | 0.19 | -1.77 | 0.83 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.202 |
r_dihedral_angle_4_deg | 22.447 |
r_dihedral_angle_3_deg | 15.788 |
r_dihedral_angle_1_deg | 5.617 |
r_angle_other_deg | 4.227 |
r_scangle_it | 2.673 |
r_scbond_it | 1.541 |
r_angle_refined_deg | 1.151 |
r_mcangle_it | 1.129 |
r_mcbond_it | 0.559 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2055 |
Nucleic Acid Atoms | |
Solvent Atoms | 76 |
Heterogen Atoms | 23 |
Software
Software | |
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Software Name | Purpose |
APEX | data collection |
SOLVE | phasing |
REFMAC | refinement |
XDS | data reduction |
XSCALE | data scaling |