5AOS
Structure of a novel carbohydrate binding module from Ruminococcus flavefaciens FD-1 endoglucanase Cel5A solved at the As edge
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 6.5 | 20 MG/ML PROTEIN IN.2 M SODIUM ACETATE, 0.1 M CACODYLIC ACID PH 6.5, 30%(W/V) POLYETHYLENE GLYCOL 8000. 30%(V/V) GLYCEROL ADDED TO THE CRYSTALLIZATION BUFFER AS CRYOPROTECTANT |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.85 | 34 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 43.393 | α = 90 |
b = 45.214 | β = 90 |
c = 49.563 | γ = 90 |
Symmetry | |
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Space Group | P 21 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 | 2014-11-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SOLEIL BEAMLINE PROXIMA 1 | SOLEIL | PROXIMA 1 |
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 | 1.29 | 33.4 | 99.5 | 0.06 | 22.1 | 7 | 25196 |
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 | 1.29 | 1.34 | 98.6 | 0.15 | 8.4 | 5.7 |
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 | SAD | THROUGHOUT | NONE | 1.29 | 33.4 | 23770 | 1250 | 99.5 | 0.12655 | 0.12592 | 0.13829 | RANDOM | 12.248 |
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] | |
0.23 | 0.18 | -0.4 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 40.886 |
r_sphericity_free | 24.251 |
r_dihedral_angle_3_deg | 10.754 |
r_dihedral_angle_4_deg | 8.942 |
r_sphericity_bonded | 7.929 |
r_dihedral_angle_1_deg | 7.599 |
r_rigid_bond_restr | 3.169 |
r_angle_refined_deg | 1.903 |
r_mcangle_it | 1.635 |
r_scbond_it | 1.631 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 786 |
Nucleic Acid Atoms | |
Solvent Atoms | 98 |
Heterogen Atoms | 29 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
Aimless | data scaling |
SHELX | phasing |
PHASER | phasing |
REFMAC | refinement |