6G74
Structure of the Y21F variant of quinolinate synthase in complex with phthalate
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.8 | 298 | PEG3350, TRIS, KCL, HEPES, PHTHALATE, Na2HPO4, ANAEROBIC |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.13 | 42.13 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 49.14 | α = 103.82 |
b = 52.16 | β = 90.63 |
c = 58.95 | γ = 90.37 |
Symmetry | |
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Space Group | P 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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-F | 2017-10-30 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-1 | 0.97242 | ESRF | ID23-1 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2 | 49.13 | 90.2 | 0.056 | 0.072 | 0.044 | 0.996 | 12.1 | 2.4 | 34665 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2 | 2.07 | 91.9 | 0.276 | 0.353 | 0.217 | 0.898 | 2.4 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 4P3X (OPEN FORM) AND 5LQM (CLOSED FORM) | 2 | 43.43 | 32832 | 1831 | 90.22 | 0.1919 | 0.1896 | 0.2338 | RANDOM | 31.326 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.15 | -0.02 | -0.47 | 1.25 | -1.95 | -0.11 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.156 |
r_dihedral_angle_4_deg | 19.375 |
r_dihedral_angle_3_deg | 14.301 |
r_dihedral_angle_1_deg | 5.253 |
r_angle_other_deg | 1.923 |
r_angle_refined_deg | 1.447 |
r_chiral_restr | 0.091 |
r_bond_refined_d | 0.011 |
r_gen_planes_refined | 0.006 |
r_gen_planes_other | 0.003 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4811 |
Nucleic Acid Atoms | |
Solvent Atoms | 414 |
Heterogen Atoms | 40 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
Aimless | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |