7FFC
Diarylpentanoid-producing polyketide synthase (A210E mutant)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 7FFA |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 293 | 0.1M Tris-HCl, pH 8.5, 15% PEG 8000, 0.12M KF, 4% butanediol |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.13 | 42.24 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 108.02 | α = 90 |
b = 126.893 | β = 99.383 |
c = 118.166 | 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 EIGER X 4M | 2020-02-29 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PHOTON FACTORY BEAMLINE BL-1A | 1.1 | Photon Factory | BL-1A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 2.61 | 49.13 | 99.3 | 0.141 | 0.991 | 6 | 3.9 | 95054 | 33.52 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.61 | 2.65 | 87.7 | 0.748 | 0.759 | 1.6 | 3.7 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | MOLECULAR REPLACEMENT | FREE R-VALUE | 7FFA | 2.61 | 49.13 | 0.99 | 94842 | 1996 | 99.2 | 0.2198 | 0.2188 | 0.269 | 43.02 |
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 | 19.4108 |
f_angle_d | 0.4972 |
f_chiral_restr | 0.0403 |
f_plane_restr | 0.0034 |
f_bond_d | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 23835 |
Nucleic Acid Atoms | |
Solvent Atoms | 404 |
Heterogen Atoms | 90 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data reduction |
Aimless | data scaling |
PHASER | phasing |