7TBU
Crystal structure of the 5-enolpyruvate-shikimate-3-phosphate synthase (EPSPS) domain of Aro1 from Candida albicans in complex with shikimate-3-phosphate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3NVS |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.8 | 298 | 0.4 M NaCl, 0.1 M Tris pH 8, 26%PEG3350 1mM 3-P-Shikimate cryoprotectant: 22%Et.Glycol, HEPES pH7.8 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.06 | 40.2 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 44.987 | α = 90 |
b = 159.754 | β = 92.275 |
c = 55.874 | 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 PILATUS 6M | 2018-04-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.978 | APS | 19-ID |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 1.85 | 30 | 100 | 0.084 | 0.041 | 0.502 | 18.1 | 5.1 | 66832 | 26.17 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.85 | 1.88 | 100 | 0.855 | 0.589 | 0.502 | 1.27 |
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 | FREE R-VALUE | 3NVS | 1.85 | 29.66 | 64723 | 1939 | 96.8 | 0.1816 | 0.1801 | 0.2289 | RANDOM | 38.69 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 20.4196 |
f_angle_d | 0.975 |
f_chiral_restr | 0.0625 |
f_plane_restr | 0.0071 |
f_bond_d | 0.007 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6591 |
Nucleic Acid Atoms | |
Solvent Atoms | 786 |
Heterogen Atoms | 48 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
PHASER | phasing |
PHENIX | model building |
Coot | model building |