1X8X
Tyrosyl t-RNA Synthetase from E.coli Complexed with Tyrosine
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 293 | ammonium sulfate, PEG400, HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.6 | 51.7 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 82.82 | ¦Á = 90 |
b = 82.82 | ¦Â = 90 |
c = 93.49 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 31 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 | IMAGE PLATE | RIGAKU RAXIS V | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL32B2 | 1.0 | SPring-8 | BL32B2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 71.726 | 99.9 | 0.056 | 8.7 | 4.2 | 25571 | 25543 | 14.2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2 | 2.11 | 100 | 0.171 | 3.9 | 4.2 | 3686 |
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 (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2 | 41.41 | 2 | 25509 | 25334 | 2493 | 99 | 0.195 | 0.194 | 0.191 | 0.22 | RANDOM | 23.7 |
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] | |
3.02 | 2.57 | 3.02 | -6.05 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 21.3 |
c_scangle_it | 3.36 |
c_scbond_it | 2.25 |
c_mcangle_it | 1.91 |
c_mcbond_it | 1.33 |
c_angle_deg | 1.1 |
c_improper_angle_d | 0.7 |
c_bond_d | 0.004 |
c_bond_d_na | |
c_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2544 |
Nucleic Acid Atoms | |
Solvent Atoms | 218 |
Heterogen Atoms | 18 |
Software
Software | |
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Software Name | Purpose |
CNX | refinement |
MOSFLM | data reduction |
CCP4 | data scaling |
CNX | phasing |