5GK4
Native structure of fructose 1,6-bisphosphate aldolase from Escherichia coli at 2.0 Angstrom resolution
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1DOS |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 287 | 0.2M ammonium acetate, 5% fructose 1,6-bisphosphatase, 0.1M Tris pH 7.0, and 15% PEG 4000 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.33 | 47.19 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 73.126 | α = 90 |
b = 72.893 | β = 103.2 |
c = 72.455 | 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 | CCD | ADSC QUANTUM 315r | 2015-11-28 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PAL/PLS BEAMLINE 5C (4A) | 0.979 | PAL/PLS | 5C (4A) |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 50 | 99.8 | 0.047 | 33.8 | 3.5 | 50406 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2 | 2.05 | 100 | 0.139 | 12.7 | 3.4 |
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 | MOLECULAR REPLACEMENT | THROUGHOUT | 1DOS | 2 | 50 | 47820 | 2561 | 99.6 | 0.15491 | 0.15252 | 0.20004 | RANDOM | 24.161 |
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] | |
-0.01 | 0.01 | 0.01 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.886 |
r_dihedral_angle_3_deg | 13.614 |
r_dihedral_angle_4_deg | 13.527 |
r_long_range_B_refined | 6.907 |
r_long_range_B_other | 6.88 |
r_dihedral_angle_1_deg | 6.001 |
r_scangle_other | 5.289 |
r_scbond_it | 3.495 |
r_scbond_other | 3.495 |
r_mcangle_it | 3.016 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5098 |
Nucleic Acid Atoms | |
Solvent Atoms | 376 |
Heterogen Atoms | 23 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
HKL-2000 | data reduction |
HKL-3000 | data scaling |
PHASER | phasing |