6TXP
Human Aldose Reductase Mutant L300A in Complex with a Ligand with an IDD Structure (3-({[2-(carboxymethoxy)-4-fluorobenzoyl]amino}methyl)benzoic acid)
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5 | 291 | 50 mM Di-Ammoniumhydrogen citrate pH 5.0: 15 mg/mL hAR, 5.2 mg/mL DTT, 0.7 mg/mL NADP+, 5% (w/v) PEG 6000 Reservoir: 120 mM Di-Ammoniumhydrogen citrate pH 5.0, 20% (w/v) PEG 6000 Soaking-buffer: 120 mM Di-Ammoniumhydrogen citrate pH 5.0, 25% (w/v) PEG 6000 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.16 | 43.05 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 47.314 | α = 90 |
b = 66.899 | β = 92.263 |
c = 49.232 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | PIXEL | DECTRIS PILATUS 6M | 2017-04-07 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | BESSY BEAMLINE 14.1 | 0.9184 | BESSY | 14.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | 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 | 0.95 | 47.278 | 99.3 | 0.056 | 0.998 | 11.18 | 3.2 | 191083 | 6.27 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 0.95 | 1.01 | 97.2 | 0.435 | 0.755 | 2.02 | 2.87 |
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 | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 4PRR | 0.95 | 33.43 | 1.38 | 191073 | 9554 | 99.33 | 0.1157 | 0.1151 | 0.1269 | 10.23 |
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 |
f_dihedral_angle_d | 19.8098 |
f_angle_d | 1.1703 |
f_chiral_restr | 0.0871 |
f_plane_restr | 0.0098 |
f_bond_d | 0.0087 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2493 |
Nucleic Acid Atoms | |
Solvent Atoms | 470 |
Heterogen Atoms | 101 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
Coot | model building |
XDS | data reduction |
XDS | data scaling |
PHASER | phasing |