5EAT
5-EPI-ARISTOLOCHENE SYNTHASE FROM NICOTIANA TABACUM WITH SUBSTRATE ANALOG FARNESYL HYDROXYPHOSPHONATE
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5EAS | NATIVE TEAS (PDB ENTRY 5EAS) |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 6.9 | PROTEIN WAS CRYSTALLIZED FROM 15% PEG 8000, 200 MM MG(OAC)2, 100 MM MOPSO PH 6.9, 1MM DTT, 2 MM FARNESYL HYDROXYPHOSPHONATE; SOAKING SOLUTION FOR FREEZING ALSO INCLUDED 20% ETHYLENE GLYCOL. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.85 | 65 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 126.33 | α = 90 |
b = 126.33 | β = 90 |
c = 121.698 | γ = 90 |
Symmetry | |
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Space Group | P 41 21 2 |
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 | 90 | IMAGE PLATE | MARRESEARCH | 1996-11-16 | M |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL7-1 | SSRL | BL7-1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | 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 | 2.8 | 100 | 98.3 | 0.152 | 5.4 | 5.5 | 24648 | -2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2.8 | 2.9 | 96.3 | 0.531 | 1.8 | 5.3 |
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 | RIGID BODY REFINEMENT/DIFFERENCE FOURIER MAPS | THROUGHOUT | NATIVE TEAS (PDB ENTRY 5EAS) | 2.8 | 100 | 24664 | 1072 | 94.9 | 0.24 | 0.24 | 0.28 | RANDOM | 28.2 |
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 |
x_dihedral_angle_d | 19.8 |
x_angle_deg | 1.29 |
x_improper_angle_d | 0.99 |
x_bond_d | 0.011 |
x_bond_d_na | |
x_bond_d_prot | |
x_angle_d | |
x_angle_d_na | |
x_angle_d_prot | |
x_angle_deg_na |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4325 |
Nucleic Acid Atoms | |
Solvent Atoms | 150 |
Heterogen Atoms | 23 |
Software
Software | |
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Software Name | Purpose |
X-PLOR | model building |
X-PLOR | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
X-PLOR | phasing |