7XMJ
Crystal structure of carbohydrate esterase family 7 acetyl xylan esterase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3FCY |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 293 | 1.2M ammonium sulfate, 0.075M MES monohydrate pH 6.5, 7.5% (v/v) 1,4-Dioxane, 25% (v/v) Glycerol |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.98 | 58.68 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 147.714 | α = 90 |
b = 147.714 | β = 90 |
c = 135.389 | γ = 120 |
Symmetry | |
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Space Group | P 63 |
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 PILATUS3 R CdTe 300K | 2019-12-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRF BEAMLINE BL18U1 | 0.9788 | SSRF | BL18U1 |
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 | 2.41 | 35.48 | 100 | 0.109 | 0.111 | 24.9 | 8.6 | 64479 | 48.835415836 |
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 | 6.85 | 49.9146 | 0.287 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 3FCY | 2.41066763497 | 35.4797551667 | 1.37664785009 | 64477 | 3205 | 99.8173233222 | 0.249672053675 | 0.248068546542 | 0.280243235644 | 56.5813405969 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 14.0828314823 |
f_angle_d | 0.634079493924 |
f_chiral_restr | 0.0452053703383 |
f_plane_restr | 0.00426406320412 |
f_bond_d | 0.00272409084217 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9756 |
Nucleic Acid Atoms | |
Solvent Atoms | 302 |
Heterogen Atoms | 3 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data scaling |
HKL-2000 | data reduction |
PHENIX | model building |
PHENIX | refinement |
PHENIX | phasing |