9DL2
Structure of proline utilization A complexed with 2,3-dihydro-1,4-benzodioxine-5-carboxylic acid
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6X9A |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 293 | Reservoir contained 0.1 M HEPES, pH 7.5, 0.1 M sodium formate, 0.1 M magnesium chloride, 0.25 M ammonium sulfate, and 18% (w/v) PEG 3350. Enzyme was incubated with 10 mM 2,3-dihydro-1,4-benzodioxine-5-carboxylic acid and 5 mM NAD+. Crystal was soaked in cryobuffer containing 50 mM 2,3-dihydro-1,4-benzodioxine-5-carboxylic acid and 20% PEG 200 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.35 | 47.57 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 100.396 | α = 90 |
b = 101.723 | β = 106.23 |
c = 126.293 | 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 EIGER2 S 9M | 2023-10-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | 1.000034 | ALS | 8.2.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 1.55 | 48.2 | 98.3 | 0.046 | 0.055 | 0.029 | 0.998 | 14.1 | 3.4 | 658070 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.55 | 1.58 | 99.6 | 0.716 | 0.844 | 0.442 | 0.65 | 3.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | FOURIER SYNTHESIS | FREE R-VALUE | 1.55 | 46.9 | 0.05 | 658070 | 32861 | 94.47 | 0.1685 | 0.1674 | 0.1896 |
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 | 16.697 |
f_angle_d | 0.867 |
f_chiral_restr | 0.048 |
f_plane_restr | 0.008 |
f_bond_d | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 17811 |
Nucleic Acid Atoms | |
Solvent Atoms | 2311 |
Heterogen Atoms | 334 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
Aimless | data scaling |
XDS | data reduction |
PHASER | phasing |