4PGL
Crystal structure of engineered D-tagatose 3-epimerase PcDTE-ILS6
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2QUL |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 5.7 | 293 | 0.1M MES, 10% w/v PEG 4000 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.22 | 44.69 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 102.81 | α = 90 |
b = 47.44 | β = 102.49 |
c = 126.38 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 2M-F | 2013-12-06 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06DA | 1.0000 | SLS | X06DA |
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 | 2.1 | 36.85 | 99.1 | 0.107 | 12.1 | 6.2 | 69460 |
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 | 2.1 | 2.15 | 98.4 | 0.471 | 3.7 | 5.8 |
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-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 2QUL | 2.1 | 36.85 | 69447 | 3506 | 98.7 | 0.152 | 0.181 | RANDOM | 15.65 |
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] | |
-0.59 | -1.52 | -0.29 | 1.11 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 31.411 |
r_dihedral_angle_4_deg | 17.16 |
r_dihedral_angle_3_deg | 13.932 |
r_dihedral_angle_1_deg | 6.345 |
r_angle_refined_deg | 1.398 |
r_angle_other_deg | 1.041 |
r_chiral_restr | 0.083 |
r_gen_planes_refined | 0.012 |
r_bond_refined_d | 0.011 |
r_gen_planes_other | 0.008 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9334 |
Nucleic Acid Atoms | |
Solvent Atoms | 367 |
Heterogen Atoms | 161 |
Software
Software | |
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Software Name | Purpose |
Coot | model building |
MOSFLM | data reduction |
Aimless | data scaling |
MOLREP | phasing |