4NX1
Crystal structure of a trap periplasmic solute binding protein from Sulfitobacter sp. nas-14.1, target EFI-510292, with bound alpha-D-taluronate
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 298 | Protein (32.6 mg/ml, 10 mM HEPES pH 7.5, 5 mM DTT, 1 mM D-Taluronate); Reservoir (0.1 M Tris Hydrochloride pH 8.5, 1.2 M tri-Sodium Citrate Dihydrate); Cryoprotection (1.6 M Na3Citrate), VAPOR DIFFUSION, SITTING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.46 | 50.01 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 127.523 | α = 90 |
b = 82.425 | β = 140.06 |
c = 106.815 | γ = 90 |
Symmetry | |
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Space Group | C 1 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 | CCD | RAYONIX MX-225 | MIRRORS | 2013-11-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 31-ID | 0.9793 | APS | 31-ID |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 1.6 | 32.55 | 99.8 | 0.089 | 0.089 | 11.8 | 7.4 | 93292 | 93292 | 18.99 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.6 | 1.69 | 99.7 | 0.811 | 0.811 | 2.2 | 7 | 13576 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Number Reflections (All) | 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 | SAD | 1.6 | 27.159 | 93281 | 93281 | 4675 | 99.78 | 0.1537 | 0.1525 | 0.1769 | RANDOM | 27.8729 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 13.021 |
f_angle_d | 1.289 |
f_chiral_restr | 0.078 |
f_bond_d | 0.01 |
f_plane_restr | 0.007 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4727 |
Nucleic Acid Atoms | |
Solvent Atoms | 797 |
Heterogen Atoms | 26 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
MOSFLM | data reduction |
SCALA | data scaling |
PHENIX | phasing |