6BYQ
Crystal structure of Tyrosine-tRNA ligase from Helicobacter pylori G27
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 290 | Molecular Dimensions Morpheus screen D11: 10% w/V PEG 4000, 20% V/V glycerol, 0.02 M each 1,6-hexanediol, 1-butanol, (RS)-1,2- propanediol, M 2-propanol, 1,4-butanediol, 1,3-propanediol: 100mM Bicine/Tris base pH 8.5: HepyC.00630.a.B1/HepyC.01032.a.B1.PS38283 at 18.5mg/ml: cryo: direct: tray 292683 d11: puck xoe2-4 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.74 | 55.2 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 121.4 | α = 90 |
b = 43.36 | β = 121.21 |
c = 113.7 | 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 | RAYONIX MX-300 | 2017-11-27 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-G | 0.97856 | APS | 21-ID-G |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | 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 | 2.2 | 40.011 | 97.1 | 0.049 | 0.056 | 0.999 | 18.03 | 4.17 | 25454 | 40.13 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 2.2 | 2.26 | 84.8 | 0.498 | 0.578 | 0.79 | 2.6 | 3.737 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | THROUGHOUT | 1h3f as per MorDa, TARGET IDENTIFIED WITH SIMBAD | 2.2 | 40.011 | 1.36 | 25445 | 1964 | 97.33 | 0.1805 | 0.1781 | 0.2091 | 0 | 60.732 |
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] | |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2366 |
Nucleic Acid Atoms | |
Solvent Atoms | 123 |
Heterogen Atoms | 4 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
XSCALE | data scaling |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
MoRDa | phasing |
Coot | model building |
SIMBAD | phasing |