7R3T
Crystal structure of the Dimeric C-terminal Big_2-CBM56 domains from Paenibacillus illinoisensis (Bacillus circulans IAM1165) beta-1,3-glucanase H
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 292 | 20/30/50 mg/ml Protein concentration in 0.2 Magnesium chloride hexahydrate, 0.1 M HEPES sodium salt pH 7.5. 30% v/v PEG400 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.43 | 49 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 50.63 | α = 90 |
b = 76.38 | β = 90 |
c = 106.87 | γ = 90 |
Symmetry | |
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Space Group | P 2 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 | 2012-05-04 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I04-1 | 0.9795 | Diamond | I04-1 |
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) | 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 | 2.109 | 50.63 | 91.9 | 0.108 | 0.148 | 0.1 | 0.993 | 7.7 | 3.3 | 22371 |
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 | 2.11 | 2.17 | 0.88 | 1.197 | 0.806 | 0.365 | 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 (All) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 7QUZ | 2.109 | 45.797 | 22358 | 1055 | 90.934 | 0.224 | 0.2206 | 0.2962 | 36.116 |
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] | |
1.529 | -0.605 | -0.924 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 40.866 |
r_dihedral_angle_3_deg | 17.368 |
r_dihedral_angle_1_deg | 9.808 |
r_lrange_it | 4.273 |
r_lrange_other | 4.242 |
r_scangle_it | 2.284 |
r_scangle_other | 2.284 |
r_mcangle_it | 2.1 |
r_mcangle_other | 2.1 |
r_angle_refined_deg | 1.938 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2666 |
Nucleic Acid Atoms | |
Solvent Atoms | 106 |
Heterogen Atoms | 46 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
REFMAC | refinement |
xia2 | data reduction |
Aimless | data scaling |
PHASER | phasing |