7US5
X-ray crystal structure of GDP-D-glycero-D-manno-heptose 4,6-Dehydratase from Campylobacter jejuni
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2PK3 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 293 | Protein incubated with 5 mM GDP. Precipitant used was 6-10% PEG-8000, 200 mM tetramethylammonium chloride, 100 mM HEPPS (pH 8) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.33 | 47.31 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 112.673 | α = 90 |
b = 182.95 | β = 90 |
c = 75.397 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | Bruker PHOTON II | 2021-06-03 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SEALED TUBE | BRUKER D8 QUEST | 1.5418 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 50 | 99.5 | 0.091 | 11.2 | 6.9 | 91209 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.1 | 2.2 | 98.6 | 0.37 | 3 | 4.4 |
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 | 2pk3 | 2.1 | 36.97 | 86637 | 4572 | 99.5 | 0.1715 | 0.169 | 0.2209 | RANDOM | 18.792 |
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] | |
0.01 | 0.01 | -0.02 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.585 |
r_dihedral_angle_4_deg | 17.909 |
r_dihedral_angle_3_deg | 15.762 |
r_dihedral_angle_1_deg | 7.688 |
r_angle_refined_deg | 1.565 |
r_angle_other_deg | 1.299 |
r_chiral_restr | 0.074 |
r_bond_refined_d | 0.008 |
r_gen_planes_refined | 0.007 |
r_bond_other_d | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 11013 |
Nucleic Acid Atoms | |
Solvent Atoms | 939 |
Heterogen Atoms | 312 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
SAINT | data reduction |
SADABS | data scaling |
MrBUMP | phasing |