3HON
Crystal Structure of Human Collagen XVIII Trimerization Domain (cubic form)
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 298 | 0.25M MgCl2, 0.1M BisTris, 18-22% (w/v) PEG 8000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.76 | 55.37 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 94.876 | α = 90 |
b = 94.876 | β = 90 |
c = 94.876 | γ = 90 |
Symmetry | |
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Space Group | I 41 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 | NOIR-1 | Rosenbaum-Rock monochromator 1: high-resolution double-crystal sagittal focusing, Rosenbaum-Rock monochromator 2: double crystal, Rosenbaum-Rock vertical focusing mirror | 2008-06-24 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 4.2.2 | 1.106 | ALS | 4.2.2 |
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 | 3 | 38.8 | 100 | 0.074 | 0.077 | 25.9 | 12.6 | 1634 | 1634 | 2 | 2 | 100.6 |
Highest Resolution Shell | |||||||||||||||||||
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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) | ||||||||||
3 | 3.16 | 100 | 0.655 | 0.682 | 4 | 13.2 | 233 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation 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 | MOLECULAR REPLACEMENT | THROUGHOUT | 3 | 38.73 | 1627 | 1625 | 80 | 99.9 | 0.279 | 0.279 | 0.288 | RANDOM | 93.5 |
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 |
c_dihedral_angle_d | 25.5 |
c_mcangle_it | 2.94 |
c_scangle_it | 2.56 |
c_mcbond_it | 1.57 |
c_angle_deg | 1.5 |
c_scbond_it | 1.47 |
c_improper_angle_d | 0.88 |
c_bond_d | 0.009 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 443 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
JBluIce-EPICS | data collection |
Blu-Ice | data collection |
PHENIX | model building |
CNS | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
PHENIX | phasing |