1AKZ
HUMAN URACIL-DNA GLYCOSYLASE
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 7.9 | 100 MM IMIDAZOLE/MALEATE, PH 7.9, 1%-4% SATURATED NACL, 1%-4% SATURATED AMMONIUM SULFATE, 16%-20% PEG 4000, MIXED WITH EQUAL VOLUMES 30 MG/ML PROTEIN. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.25 | 54 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 47.76 | ¦Á = 90 |
b = 55.27 | ¦Â = 90 |
c = 84.97 | ¦Ã = 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 | 275 | 1995-02-16 | M |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL7-1 | SSRL | BL7-1 |
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 | 1.57 | 50 | 94.5 | 0.046 | 14.9 | 4 | 30433 |
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) | |||||||||||
1.57 | 1.61 | 93.4 | 0.106 | 11 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | MULTIPLE ISOMORPHOUS REPLACEMENT | THROUGHOUT | 1.57 | 20 | 30381 | 3048 | 94.5 | 0.189 | 0.189 | 0.224 | RANDOM |
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] | |
4.9022 | 0.7885 | -5.6908 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 23.96 |
x_scangle_it | 2.812 |
x_scbond_it | 1.746 |
x_mcangle_it | 1.649 |
x_angle_deg | 1.154 |
x_mcbond_it | 0.958 |
x_improper_angle_d | 0.949 |
x_bond_d | 0.009 |
x_bond_d_na | |
x_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1808 |
Nucleic Acid Atoms | |
Solvent Atoms | 185 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
PHASES | phasing |
SQUASH | phasing |
XTALVIEW | refinement |
X-PLOR | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |