4W8A
Crystal structure of XEG5B, a GH5 xyloglucan-specific beta-1,4-glucanase from ruminal metagenomic library, in the native form
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 291 | ammonium sulfate, sodium citrate, glycerol |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.92 | 57.88 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 120.951 | α = 90 |
b = 120.951 | β = 90 |
c = 59.03 | γ = 120 |
Symmetry | |
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Space Group | P 61 |
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 | MARMOSAIC 225 mm CCD | 2014-01-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | LNLS BEAMLINE W01B-MX2 | 0.954 | LNLS | W01B-MX2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim 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 | 1.72 | 50 | 96.9 | 0.044 | 0.046 | 45.99 | 10.6 | 50907 | -3 | 17.562 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Rrim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.72 | 1.82 | 83.9 | 0.172 |
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 | MIR | THROUGHOUT | 1.72 | 42.28 | 49509 | 2651 | 95.92 | 0.1075 | 0.1054 | 0.1488 | RANDOM | 11.214 |
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] | |
0.26 | 0.26 | 0.26 | -0.86 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 39.296 |
r_sphericity_free | 23.954 |
r_dihedral_angle_4_deg | 20.117 |
r_dihedral_angle_3_deg | 12.735 |
r_sphericity_bonded | 7.927 |
r_dihedral_angle_1_deg | 6.25 |
r_rigid_bond_restr | 4.813 |
r_mcangle_it | 1.925 |
r_angle_refined_deg | 1.849 |
r_mcbond_it | 1.709 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3012 |
Nucleic Acid Atoms | |
Solvent Atoms | 493 |
Heterogen Atoms | 38 |
Software
Software | |
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Software Name | Purpose |
XDS | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XSCALE | data scaling |