1ZAU
Adenylation domain of NAD+ dependent DNA ligase from M.tuberculosis
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.6 | 297 | NAD, NaCL, Na-HEPES, Ammonium sulphate, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 297K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.75 | 67.23 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 95.8 | α = 90 |
b = 95.8 | β = 90 |
c = 208.4 | γ = 120 |
Symmetry | |
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Space Group | P 61 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 | 298 | IMAGE PLATE | MARRESEARCH | mirror | 2004-05-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RU300 | 1.5418 |
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 | 3.15 | 20 | 99.4 | 0.153 | 4.4 | 8.7 | 10337 | 1 | 1 | 45.3 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
3.15 | 3.26 | 99.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | 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 | R-free | 3.15 | 15 | 2 | 9338 | 8364 | 974 | 0.253 | 0.253 | 0.314 | 10% of the reflections |
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 |
x_dihedral_angle_d | 26.7 |
x_angle_deg | 1.1 |
x_improper_angle_d | 0.54 |
x_bond_d | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2271 |
Nucleic Acid Atoms | |
Solvent Atoms | 4 |
Heterogen Atoms | 22 |
Software
Software | |
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Software Name | Purpose |
MAR345 | data collection |
SCALEPACK | data scaling |
AMoRE | phasing |
X-PLOR | refinement |