2B7Y
Fava Bean Lectin-Glucose Complex
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | MICRODIALYSIS | 6.5 | 277 | 1 M glucose, 0.01 M sodium phosphate, pH 6.5, MICRODIALYSIS, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.7 | 54.2 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 90 | α = 90 |
b = 89.3 | β = 90 |
c = 67.4 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | 293 | FILM | FILM | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | ELLIOTT GX-6 |
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 | 3 | 46.18 | 93 | 10599 | 10599 | 53.6 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | MOLECULAR REPLACEMENT | THROUGHOUT | Pea lectin. Einspahr et al. (1986) J.Biol.Chem. 261:16518-16527. | 3 | 46.18 | 10599 | 10599 | 545 | 92.71 | 0.227 | 0.227 | 0.224 | 0.3 | RANDOM | 25.733 |
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] | |
1.4 | -2.2 | 0.8 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.086 |
r_dihedral_angle_3_deg | 21.966 |
r_dihedral_angle_4_deg | 21.472 |
r_dihedral_angle_1_deg | 8.865 |
r_scangle_it | 3.057 |
r_angle_refined_deg | 2.056 |
r_scbond_it | 1.842 |
r_mcangle_it | 1.692 |
r_mcbond_it | 0.95 |
r_nbtor_refined | 0.347 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3556 |
Nucleic Acid Atoms | |
Solvent Atoms | 8 |
Heterogen Atoms | 56 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
ROCKS | data scaling |
CROWTHER | phasing |