2Y6K
Xylotetraose bound to X-2 engineered mutated CBM4-2 Carbohydrate Binding Module from a Thermostable Rhodothermus marinus Xylanase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2Y6J | PDB ENTRY 2Y6J |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 6.5 | 1.2 M SODIUM CITRATE PH 6.4 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.1 | 42.8 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 48.67 | α = 90 |
b = 50.35 | β = 90 |
c = 62.48 | 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 | CCD | MARRESEARCH SX-165 | MULTILAYER MIRROR | 2008-09-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | MAX II BEAMLINE I911-2 | MAX II | I911-2 |
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 | 1.36 | 30 | 96.2 | 0.04 | 23 | 5.3 | 32599 | -3 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 1.36 | 1.4 | 94.9 | 0.53 | 3.3 | 4.1 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 2Y6J | 1.36 | 30 | 32599 | 1630 | 92 | 0.126 | 0.123 | 0.183 | RANDOM |
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] | |
Coordinate Error | ||
---|---|---|
Structure Solution Method | Refinement High Resolution | Refinement Low Resolution |
21 | 1233 | 1530.3 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
s_approx_iso_adps | 0.089 |
s_zero_chiral_vol | 0.066 |
s_non_zero_chiral_vol | 0.066 |
s_similar_adp_cmpnt | 0.049 |
s_anti_bump_dis_restr | 0.041 |
s_from_restr_planes | 0.0311 |
s_angle_d | 0.029 |
s_bond_d | 0.011 |
s_rigid_bond_adp_cmpnt | 0.003 |
s_similar_dist |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1249 |
Nucleic Acid Atoms | |
Solvent Atoms | 231 |
Heterogen Atoms | 52 |
Software
Software | |
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Software Name | Purpose |
SHELXL-97 | refinement |
XDS | data reduction |
XSCALE | data scaling |
REFMAC | phasing |