4GGZ
The structure of bradavidin2-biotin complex
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | LIQUID DIFFUSION | 9 | 283 | 10% PEG20000, 2% 1,4-dioxane, 0.1 M bicine, pH 9.0, LIQUID DIFFUSION, temperature 283K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.58 | 52.4 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 119.067 | α = 90 |
b = 95.434 | β = 113.58 |
c = 49.947 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 315r | 2010-12-04 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-1 | 0.97 | ESRF | ID23-1 |
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 | 1.75 | 71.839 | 99.8 | 51302 | 51302 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 4GGR | 1.75 | 71.8 | 48501 | 48501 | 2599 | 99.32 | 0.19483 | 0.19244 | 0.24026 | RANDOM | 23.21 |
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] | |
0.12 | -0.26 | -0.34 | 0.01 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.115 |
r_dihedral_angle_4_deg | 20.986 |
r_dihedral_angle_3_deg | 15.927 |
r_dihedral_angle_1_deg | 5.899 |
r_scangle_it | 3.484 |
r_scbond_it | 2.533 |
r_angle_refined_deg | 1.67 |
r_mcangle_it | 1.631 |
r_mcbond_it | 0.995 |
r_nbtor_refined | 0.315 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3304 |
Nucleic Acid Atoms | |
Solvent Atoms | 404 |
Heterogen Atoms | 64 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
PHASER | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |