3F31
Crystal Structure of the N-terminal region of AlphaII-spectrin Tetramerization Domain
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.4 | 293 | PEG8000:PEG1000 (1:2), 4% 1,4-butane-diol, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.36 | 47.77 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 57.72 | α = 90 |
b = 71.46 | β = 90 |
c = 80.81 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | IMAGE PLATE | RIGAKU RAXIS IV++ | mirrors | 2008-05-14 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RUH2R | 1.5418 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.95 | 20 | 89.6 | 0.051 | 0.058 | 4.65 | 22316 | 22316 | 34.943 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | ||||||||||
1.95 | 2.07 | 82.7 | 0.654 | 0.737 | 2.51 | 4.54 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | SAD | 2.3 | 18.984 | 1.99 | 14740 | 14733 | 1323 | 95.99 | 0.22 | 0.214 | 0.2798 |
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] | |
-7.0479 | 11.8208 | -4.7729 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 12.879 |
f_angle_d | 0.689 |
f_chiral_restr | 0.049 |
f_bond_d | 0.004 |
f_plane_restr | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 2322 |
Nucleic Acid Atoms | |
Solvent Atoms | 206 |
Heterogen Atoms |
Software
Software | |
---|---|
Software Name | Purpose |
CrystalClear | data collection |
HYSS/RESOLVE | model building |
PHENIX | refinement |
XDS | data reduction |
XDS | data scaling |
HYSS/RESOLVE | phasing |