3BTX
X-ray structure of human ABH2 bound to dsDNA through active site cross-linking
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 277 | 8% PEG 8000, 0.1M sodium chloride, 0.05M magnesium chloride, 0.1M cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.25 | 62.19 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 78.14 | ¦Á = 90 |
b = 78.14 | ¦Â = 90 |
c = 229.59 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 65 2 2 |
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 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-BM | 0.9266 | APS | 19-BM |
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 | 2 | 50 | 98.8 | 0.035 | 44.5 | 9.7 | 28880 | 28880 |
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 | 2 | 2.07 | 91.9 | 0.398 | 2.7 | 5.7 | 2606 |
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 | THROUGHOUT | 2 | 20 | 26213 | 1423 | 95.4 | 0.21974 | 0.21927 | 0.22797 | RANDOM | 43.73 |
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] | |
-0.28 | -0.14 | -0.28 | 0.42 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 26.241 |
r_dihedral_angle_4_deg | 15.157 |
r_dihedral_angle_3_deg | 12.988 |
r_dihedral_angle_1_deg | 5.485 |
r_scangle_it | 1.624 |
r_angle_refined_deg | 1.206 |
r_scbond_it | 1.004 |
r_mcangle_it | 0.669 |
r_mcbond_it | 0.384 |
r_nbtor_refined | 0.295 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1636 |
Nucleic Acid Atoms | 527 |
Solvent Atoms | 192 |
Heterogen Atoms | 1 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
SOLVE | phasing |