3FOD
AILSST segment from Islet Amyloid Polypeptide
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.9 | 298 | reservoir contained 0.2M magnesium nitrate, 20% PEG3350, pH 5.9, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.7 | 28 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 9.542 | α = 90 |
b = 86.654 | β = 90.01 |
c = 19.482 | 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 315 | 2008-10-29 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | 0.9795 | APS | 24-ID-E |
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 | 1.4 | 43.31 | 84.5 | 0.158 | 8 | 2.7 | 5268 | 5268 |
Highest Resolution Shell | |||||||||||||||||||
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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) | |||||||||||
1.4 | 1.45 | 85.5 | 0.356 | 2 | 2.5 | 518 |
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 | ideal beta strand | 1.4 | 43 | 4723 | 513 | 84.07 | 0.22594 | 0.2217 | 0.26542 | RANDOM | 8.131 |
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] | |
-1.05 | 0.07 | 0.99 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_3_deg | 6.201 |
r_dihedral_angle_1_deg | 3.761 |
r_scangle_it | 1.24 |
r_mcangle_it | 1.215 |
r_scbond_it | 0.991 |
r_angle_refined_deg | 0.788 |
r_mcbond_it | 0.702 |
r_angle_other_deg | 0.653 |
r_mcbond_other | 0.18 |
r_chiral_restr | 0.055 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 328 |
Nucleic Acid Atoms | |
Solvent Atoms | 67 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
PHASER | phasing |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |