1H1M
CRYSTAL STRUCTURE OF QUERCETIN 2,3-DIOXYGENASE ANAEROBICALLY COMPLEXED WITH THE SUBSTRATE KAEMPFEROL
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.2 | HANGING DROP, 21-23% PEG 8000, 200 MM AMMONIUM SULFATE, 100 MM CITRATE BUFFER, PH 5.2 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.32 | 46.5 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 109.272 | ¦Á = 90 |
b = 55.377 | ¦Â = 98.33 |
c = 123.929 | ¦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 | 100 | IMAGE PLATE | MARRESEARCH | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM14 | ESRF | BM14 |
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 | 1.9 | 50 | 96.7 | 0.085 | 12 | 2.4 | 111775 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 1.9 | 1.94 | 94.8 | 0.38 | 2.9 | 2.25 |
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-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | OTHER | THROUGHOUT | 1.9 | 49.39 | 106147 | 5608 | 96.5 | 0.154 | 0.204 | RANDOM | 12.83 |
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] | |
1.21 | 0.39 | 0.6 | -1.69 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_1_deg | 6.794 |
r_scangle_it | 3.989 |
r_scbond_it | 2.692 |
r_angle_other_deg | 1.74 |
r_mcangle_it | 1.5 |
r_mcbond_it | 0.94 |
r_nbd_refined | 0.214 |
r_symmetry_vdw_refined | 0.197 |
r_symmetry_hbond_refined | 0.151 |
r_xyhbond_nbd_refined | 0.139 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 10568 |
Nucleic Acid Atoms | |
Solvent Atoms | 1547 |
Heterogen Atoms | 491 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |