7Z2S
Escherichia coli periplasmic phytase AppA, complex with myo-inositol hexakissulfate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1DKL |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 289 | 100 mM MES pH 6.5, 18 % w/v PEG 8000, 200 mM calcium acetate. Soaked in 20 % w/v PEG 3350, 9 mM IHS in 0.6 M glycine pH 3.0, 20 % glycerol. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.18 | 43.58 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 63.65 | α = 90 |
b = 47.76 | β = 100.82 |
c = 65.55 | 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 16M | 2017-07-26 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I03 | 0.9762 | Diamond | I03 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.72 | 38.36 | 98.91 | 0.056 | 0.996 | 10.04 | 6.5 | 40902 | 20.73 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.72 | 1.781 | 0.5014 | 0.517 | 1.65 |
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 | 1DKL | 1.72 | 38.36 | 1.36 | 40901 | 1967 | 98.92 | 0.1529 | 0.1502 | 0.2064 | 25.8 |
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 | 8.4459 |
f_angle_d | 0.8469 |
f_chiral_restr | 0.0508 |
f_plane_restr | 0.007 |
f_bond_d | 0.0066 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3093 |
Nucleic Acid Atoms | |
Solvent Atoms | 385 |
Heterogen Atoms | 38 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PHENIX | refinement |
xia2 | data reduction |
pointless | data scaling |
PHASER | phasing |