3CAH
Sambucus nigra aggutinin II. tetragonal crystal form- complexed to fucose
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.5 | 293 | PROTEIN 16 MG/ML, AMMONIUM SULFATE 2.0 M, SODIUM ACETATE 100 mM, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.67 | 53.87 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 126.124 | α = 90 |
b = 126.124 | β = 90 |
c = 76.039 | γ = 90 |
Symmetry | |
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Space Group | I 41 2 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 | MAR CCD 165 mm | 2003-09-26 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM30A | 0.9795 | ESRF | BM30A |
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 | 1.55 | 34.68 | 98.8 | 0.044 | 0.044 | 32.4 | 5.7 | 43501 | 43501 | 15.4 |
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) | ||||||||||
1 | 1.55 | 1.64 | 92.9 | 0.095 | 0.095 | 11.5 | 3.2 | 5890 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | FOURIER SYNTHESIS | THROUGHOUT | SAMBUCUS NIGRA AGGLUTININ ii 6 TETRGONAL CRYSTAL FORM | 1.55 | 20 | 41276 | 41276 | 2186 | 98.76 | 0.12485 | 0.12485 | 0.12265 | 0.16707 | RANDOM | 12.673 |
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] | |
-0.13 | -0.13 | 0.27 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.971 |
r_dihedral_angle_4_deg | 19.88 |
r_dihedral_angle_3_deg | 11.935 |
r_sphericity_free | 11.584 |
r_dihedral_angle_1_deg | 7.2 |
r_scangle_it | 5.782 |
r_sphericity_bonded | 4.584 |
r_scbond_it | 4.286 |
r_mcangle_it | 2.776 |
r_mcbond_it | 2.261 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1978 |
Nucleic Acid Atoms | |
Solvent Atoms | 341 |
Heterogen Atoms | 170 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DNA | data collection |
MOSFLM | data reduction |
SCALA | data scaling |
REFMAC | phasing |