4MHE
Crystal structure of CC-chemokine 18
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2X69 | PDB entry 2X69 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.6 | 291.15 | 0.2 M Ammonium acetate, 0.1 M Sodium citrate tribasic dihydrate, pH 5.6, 30% w/v Polyethylene glycol 4,000, VAPOR DIFFUSION, HANGING DROP, temperature 291.15K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.57 | 52.22 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 52.075 | α = 90 |
b = 55.168 | β = 109.25 |
c = 60.377 | 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 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | APS | 19-ID |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 35.033 | 99.9 | 4 | 19084 | 19065 | 2.3 | 2.3 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | 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 | PDB entry 2X69 | 2.1 | 35 | 1.34 | 19156 | 17436 | 1744 | 91.02 | 0.1803 | 0.176 | 0.2181 |
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 | 13.75 |
f_angle_d | 1.061 |
f_chiral_restr | 0.07 |
f_bond_d | 0.007 |
f_plane_restr | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2087 |
Nucleic Acid Atoms | |
Solvent Atoms | 190 |
Heterogen Atoms | 4 |
Software
Software | |
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Software Name | Purpose |
HKL-3000 | data collection |
PHASER | phasing |
PHENIX | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |