6YSP
Arabidopsis aspartate transcarbamoylase complex with PALA and carbamoyl phosphate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6YPO |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 294 | Protein at 5 mg/ml in 20 mM Tris pH 7.0, 0.1 M NaCl, 2% glycerol, 0.2 mM tris(2-carboxyethyl) phosphine (TCEP) and 2 mM PALA Crystallization condition: 25% PEG3350, 0.2 M Li2SO4 and 0.1 M bis-tris pH 5.5. Crystals soaked in mother liquor plus 2 mM PALA and 10 mM carbamoyl phosphate with increasing glycerol concentration (up to 20%) prior to freezing |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.42 | 49.09 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 86.484 | α = 90 |
b = 94.57 | β = 90 |
c = 131.839 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | 2018-05-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALBA BEAMLINE XALOC | 0.97924 | ALBA | XALOC |
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 | 1.38 | 76.84 | 99.97 | 0.1 | 0.994 | 10.71 | 6.7 | 221343 | 17.49 |
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 | 1.38 | 1.43 | 99.98 | 1.154 | 0.512 | 1.35 | 6.6 |
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 | 6YPO | 1.38 | 76.84 | 1.34 | 221287 | 11050 | 99.97 | 0.146 | 0.1449 | 0.1676 | 23.79 |
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 | 8.2105 |
f_angle_d | 1.0947 |
f_chiral_restr | 0.0766 |
f_bond_d | 0.0086 |
f_plane_restr | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7270 |
Nucleic Acid Atoms | |
Solvent Atoms | 685 |
Heterogen Atoms | 78 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
autoPROC | data reduction |
Aimless | data scaling |
PHASER | phasing |