3R3E
The glutathione bound structure of YqjG, a glutathione transferase homolog from Escherichia coli K-12
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 298 | 0.8 M Ammonium sulfate, 50 mM MES, pH 6.5, 5% v/v 1,4-dioxane, 5 mM Glutathione, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
4.55 | 72.96 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 147.201 | α = 90 |
b = 147.201 | β = 90 |
c = 108.87 | γ = 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 | CCD | MARMOSAIC 300 mm CCD | 2010-07-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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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 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 | 2.17 | 50 | 99.4 | 0.069 | 18.5 | 5.3 | 71532 | 71103 | 1 | 1 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.17 | 2.21 | 92.2 | 0.488 | 2.1 | 2.9 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | 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 | SAD | THROUGHOUT | 2.205 | 42.49 | 65002 | 65002 | 3469 | 99.6 | 0.18235 | 0.18086 | 0.21075 | RANDOM | 43.604 |
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] | |
0.09 | 0.05 | 0.09 | -0.14 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.033 |
r_dihedral_angle_4_deg | 23.735 |
r_dihedral_angle_3_deg | 17.696 |
r_dihedral_angle_1_deg | 8.111 |
r_scangle_it | 8.041 |
r_scbond_it | 5.614 |
r_mcangle_it | 3.598 |
r_mcbond_it | 2.173 |
r_angle_refined_deg | 1.836 |
r_chiral_restr | 0.178 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4987 |
Nucleic Acid Atoms | |
Solvent Atoms | 244 |
Heterogen Atoms | 85 |
Software
Software | |
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Software Name | Purpose |
SOLVE | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
SCALEPACK | data scaling |