4BQN
Structural insights into WcbI, a novel polysaccharide biosynthesis enzyme. Native protein.
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7 | 10% (W/V) PEG 8000, 75 MM LICL, 75 MM MGCL2, 0.05 M HEPES PH 7.0-8.0. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.63 | 53 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 46.92 | α = 63.04 |
b = 68 | β = 76.45 |
c = 71.49 | γ = 69.95 |
Symmetry | |
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Space Group | P 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS | 2011-10-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I24 | Diamond | I24 |
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 | 1.38 | 24.15 | 92.3 | 0.02 | 55.9 | 2.8 | 397472 | 21 |
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 | 1.38 | 1.42 | 59.4 | 0.18 | 5.7 | 2.5 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | MAD | THROUGHOUT | NONE | 1.38 | 24.63 | 132676 | 7032 | 92.25 | 0.11846 | 0.1165 | 0.15502 | RANDOM | 21.683 |
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] | |
1.25 | -0.03 | 0.09 | -0.69 | 0.15 | -0.21 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_sphericity_free | 40.556 |
r_dihedral_angle_2_deg | 31.143 |
r_sphericity_bonded | 19.073 |
r_dihedral_angle_4_deg | 17.001 |
r_dihedral_angle_3_deg | 13.479 |
r_dihedral_angle_1_deg | 5.38 |
r_scbond_it | 4.428 |
r_mcangle_it | 3.008 |
r_mcbond_it | 2.418 |
r_rigid_bond_restr | 1.406 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5046 |
Nucleic Acid Atoms | |
Solvent Atoms | 1041 |
Heterogen Atoms | 139 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
xia2 | data reduction |
SCALA | data scaling |
Aimless | data scaling |
SHELX | phasing |
ARP | phasing |
WARP | phasing |