4A7Z
Complex of bifunctional aldos-2-ulose dehydratase with the reaction intermediate ascopyrone M
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7 | 0.1 M BISTRIS-PROPANE, 0.2 M NACL, 16% PEG6000. CRYSTALS WERE OBTAINED BY CO-CRYSTALLISATION IN THE PRESENCE OF 0.2 M ANHYDROFRUCTOSE INCUBATED WITH 0,2M HYDROXYLAMINE, pH 7 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.71 | 53 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 132.22 | α = 90 |
b = 82.67 | β = 90 |
c = 97.91 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | ADSC CCD | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | ESRF | ID14-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2.6 | 42 | 93.2 | 0.12 | 8.4 | 4 | 33047 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.6 | 2.7 | 99.3 | 0.54 | 2.2 | 3.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | PDB ENTRY 4A7K | 2.6 | 41.33 | 31351 | 1674 | 97.94 | 0.19739 | 0.19376 | 0.26694 | RANDOM | 35.558 |
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] | |
-0.56 | 1.61 | -1.04 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.655 |
r_dihedral_angle_4_deg | 20.189 |
r_dihedral_angle_3_deg | 16.982 |
r_dihedral_angle_1_deg | 7.193 |
r_angle_refined_deg | 1.695 |
r_chiral_restr | 0.107 |
r_bond_refined_d | 0.013 |
r_gen_planes_refined | 0.008 |
r_bond_other_d | |
r_angle_other_deg |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6801 |
Nucleic Acid Atoms | |
Solvent Atoms | 189 |
Heterogen Atoms | 24 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
MOLREP | phasing |