4KH8
Crystal structure of a Lipocalin-like protein (EF0376) from Enterococcus faecalis V583 at 1.60 A resolution
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 277 | 12.0% Glycerol, 1.5M ammonium sulfate, 0.1M TRIS pH 8.5, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.25 | 45.29 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 99.745 | α = 90 |
b = 99.745 | β = 90 |
c = 56.956 | γ = 120 |
Symmetry | |
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Space Group | P 65 |
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 6M | Flat mirror (vertical focusing); single crystal Si(111) bent monochromator (horizontal focusing) | 2013-03-22 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL11-1 | 0.91837,0.97903,0.97871 | SSRL | BL11-1 |
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 | 1.6 | 27.046 | 99.9 | 0.121 | 10.5 | 6.2 | 42670 | 42670 |
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 | 1.64 | 100 | 0.681 | 0.681 | 1.1 | 6.4 | 3160 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | MAD | THROUGHOUT | 1.6 | 27.046 | 42647 | 2150 | 99.84 | 0.1424 | 0.1408 | 0.1727 | RANDOM | 16.6849 |
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] | |
-0.03 | -0.03 | -0.03 | 0.11 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.267 |
r_dihedral_angle_4_deg | 15.769 |
r_dihedral_angle_3_deg | 10.508 |
r_dihedral_angle_1_deg | 6.648 |
r_mcangle_it | 2.287 |
r_mcbond_it | 1.563 |
r_mcbond_other | 1.563 |
r_angle_refined_deg | 1.533 |
r_angle_other_deg | 0.783 |
r_chiral_restr | 0.095 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2501 |
Nucleic Acid Atoms | |
Solvent Atoms | 351 |
Heterogen Atoms | 40 |
Software
Software | |
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Software Name | Purpose |
MolProbity | model building |
PDB_EXTRACT | data extraction |
SHELX | phasing |
SHARP | phasing |
SCALA | data scaling |
REFMAC | refinement |
MOSFLM | data reduction |
SHELXD | phasing |