4X3O
Sirt2 in complex with a myristoyl peptide
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 300 | 25% PEG 3350, 0.1M HEPES, 5% Glycerol |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.36 | 47.85 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 37.433 | α = 90 |
b = 77.594 | β = 97.22 |
c = 56.249 | 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 | 2013-03-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRF BEAMLINE BL17U | 0.97906 | SSRF | BL17U |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 1.5 | 55.8 | 99.7 | 0.069 | 0.079 | 0.039 | 12.9 | 4.1 | 51055 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.5 | 1.53 | 100 | 0.506 | 0.583 | 0.285 | 0.853 | 4.1 | 2488 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 1.5 | 50 | 46767 | 2479 | 96.46 | 0.1229 | 0.1211 | 0.1566 | RANDOM | 18.811 |
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] | |
-0.02 | -0.06 | 0.02 | 0.02 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_sphericity_free | 39.6 |
r_dihedral_angle_2_deg | 34.946 |
r_dihedral_angle_4_deg | 20.335 |
r_dihedral_angle_3_deg | 12.374 |
r_sphericity_bonded | 11.585 |
r_dihedral_angle_1_deg | 5.845 |
r_mcangle_it | 1.956 |
r_angle_refined_deg | 1.526 |
r_mcbond_it | 1.504 |
r_mcbond_other | 1.498 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2407 |
Nucleic Acid Atoms | |
Solvent Atoms | 300 |
Heterogen Atoms | 58 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PDB_EXTRACT | data extraction |
PHASER | phasing |