6EGO
Crystal Structure of a de Novo Three-stranded Coiled Coil Peptide Containing an Ala Residue in the Second Coordination Sphere of the Hg(II)S3 Binding Site
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 293 | 0.1 M MES, pH 6.5, 25% PEG1000 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.45 | 49.84 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 38.186 | α = 90 |
b = 38.186 | β = 90 |
c = 142.345 | γ = 120 |
Symmetry | |
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Space Group | H 3 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 | CCD | MARMOSAIC 225 mm CCD | 2015-02-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-F | 0.97872 | APS | 21-ID-F |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 1.93 | 50 | 99.4 | 0.086 | 0.09 | 0.025 | 8.9 | 14.5 | 3271 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.93 | 1.96 | 96.7 | 0.557 | 0.578 | 0.15 | 0.949 | 12.7 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | THROUGHOUT | PDB entry 5KB2 | 1.93 | 24.225 | 1.41 | 3266 | 185 | 99.03 | 0.2223 | 0.2201 | 0.2524 | 47.3637 |
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] | |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 284 |
Nucleic Acid Atoms | |
Solvent Atoms | 15 |
Heterogen Atoms | 2 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data scaling |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
HKL-2000 | data reduction |
MOLREP | phasing |