8A5V
Crystal structure of the human phosposerine aminotransferase (PSAT)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3E77 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 293 | 0.2 M Na2SO4 , 0.1 M Bis Tris Propane, pH 6,5 / 7,5, 20 % PEG 3350 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.84 | 56.75 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 65.87 | α = 90 |
b = 206.268 | β = 98.004 |
c = 135.539 | 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 | 2020-08-07 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ELETTRA BEAMLINE 11.2C | 1.0000 | ELETTRA | 11.2C |
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 | 2.46 | 81.779 | 93.1 | 0.15 | 0.996 | 12.5 | 6.8 | 84262 | 43.93 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.46 | 2.78 | 0.599 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 3E77 | 2.46 | 48.14 | 1.34 | 84229 | 4117 | 65.15 | 0.1802 | 0.1786 | 0.2105 | 46.4 |
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 | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 12.9796 |
f_angle_d | 0.7295 |
f_chiral_restr | 0.0486 |
f_bond_d | 0.0066 |
f_plane_restr | 0.0041 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 22525 |
Nucleic Acid Atoms | |
Solvent Atoms | 430 |
Heterogen Atoms | 72 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PHENIX | refinement |
autoPROC | data reduction |
STARANISO | data scaling |
PHASER | phasing |