3RAS
Crystal structure of 1-deoxy-D-xylulose 5-phosphate reductoisomerase (DXR) complexed with a lipophilic phosphonate inhibitor
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.7 | 295 | MtDXR (10 mg/mL) in 20 mM Tris, pH 7.5, 150 mM NaCl, 2% glycerol, 2 mM MnCl2, 3 mM NADPH was mixed with an equal volume of the crystallization buffer containing 0.2 M (NH4)2SO4, 25% polyethylene glycol 3350, and 0.1 M Bis-Tris, pH 5.7., VAPOR DIFFUSION, HANGING DROP, temperature 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.2 | 44.12 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 67.25 | ¦Á = 90 |
b = 65.179 | ¦Â = 101.28 |
c = 85.408 | ¦Ã = 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 | 93 | IMAGE PLATE | RIGAKU RAXIS HTC | 2010-10-04 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU FR-E+ SUPERBRIGHT | 1.54178 |
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 | 2.55 | 33.45 | 93.9 | 0.136 | 11.2 | 3.9 | 23818 | 22365 | 49.9 |
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 | 2.56 | 2.6 | 94.5 | 0.518 | 2.2 | 3.8 | 1144 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | 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 | 2.55 | 33.45 | 22333 | 1111 | 93.5 | 0.208 | 0.208 | 0.278 | RANDOM | 52.3 |
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] | |
15.31 | 2.32 | 4.62 | -19.93 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 22 |
c_scangle_it | 2.92 |
c_mcangle_it | 2.1 |
c_scbond_it | 1.91 |
c_angle_deg | 1.3 |
c_mcbond_it | 1.25 |
c_improper_angle_d | 0.91 |
c_bond_d | 0.008 |
c_bond_d_na | |
c_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5562 |
Nucleic Acid Atoms | |
Solvent Atoms | 119 |
Heterogen Atoms | 183 |
Software
Software | |
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Software Name | Purpose |
StructureStudio | data collection |
PHASER | phasing |
CNS | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |