6TOW
Structure of E70A mutant of Rex8A from Paenibacillus barcinonensis complexed with xylotetraose.
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6SRD |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 291 | 18% PEG 3350, 0.2M Potassium thiocyanate, 0.1M Bis-Tris propane pH 7.5. Microseeding. Co-crystallization with 50-100mM xylotetraose. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.27 | 62.44 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 84.573 | α = 90 |
b = 84.573 | β = 90 |
c = 274.597 | γ = 120 |
Symmetry | |
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Space Group | P 31 2 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 | PIXEL | DECTRIS PILATUS 6M | KB Mirrors | 2017-03-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALBA BEAMLINE XALOC | 0.979260 | ALBA | XALOC |
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 | 2.05 | 43.98 | 100 | 0.093 | 0.1 | 0.038 | 0.998 | 12.2 | 6.6 | 72614 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.05 | 2.09 | 100 | 0.642 | 0.695 | 0.264 | 0.904 | 2.9 | 6.7 |
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 | MOLECULAR REPLACEMENT | THROUGHOUT | 6SRD | 2.05 | 43.98 | 69094 | 3464 | 99.89 | 0.2374 | 0.2361 | 0.2649 | RANDOM | 31.885 |
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] | |
1.07 | 0.53 | 1.07 | -3.46 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.599 |
r_dihedral_angle_4_deg | 16.437 |
r_dihedral_angle_3_deg | 14.504 |
r_dihedral_angle_1_deg | 6.86 |
r_angle_refined_deg | 1.447 |
r_angle_other_deg | 1.377 |
r_chiral_restr | 0.079 |
r_bond_refined_d | 0.007 |
r_gen_planes_refined | 0.006 |
r_bond_other_d | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6248 |
Nucleic Acid Atoms | |
Solvent Atoms | 311 |
Heterogen Atoms | 74 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
Aimless | data scaling |
MOLREP | phasing |