3M0S
Crystal Structure of the R21D mutant of alpha-spectrin SH3 domain. Crystal obtained in ammonium sulphate at pH 7
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | COUNTER-DIFFUSION | 7 | 298 | 0.8 M ammonium sulphate, 0.1 M HEPES pH 7, counter diffusion, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.67 | 53.99 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 34.39 | α = 90 |
b = 42.217 | β = 90 |
c = 49.002 | 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 | CCD | CCD ADSC_Q210 | 2009-06-24 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM16 | 0.9700 | ESRF | BM16 |
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 | 1.598 | 31.984 | 98.6 | 0.064 | 0.064 | 17 | 6.4 | 9927 | 9788 | 21.29 |
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) | ||||||||||
1.6 | 1.66 | 88.4 | 0.378 | 0.378 | 3.81 | 3.4 | 867 |
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 | PDB entry 1SHG | 1.6 | 20 | 9242 | 9711 | 469 | 98.42 | 0.17758 | 0.178 | 0.176 | 0.209 | RANDOM | 27.955 |
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] | |
2.43 | -2.02 | -0.42 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 47.705 |
r_dihedral_angle_4_deg | 33.934 |
r_dihedral_angle_3_deg | 14.667 |
r_scangle_it | 10.039 |
r_dihedral_angle_1_deg | 6.801 |
r_scbond_it | 5.963 |
r_mcangle_it | 4.48 |
r_mcbond_it | 2.501 |
r_angle_refined_deg | 1.87 |
r_chiral_restr | 0.166 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 469 |
Nucleic Acid Atoms | |
Solvent Atoms | 38 |
Heterogen Atoms | 5 |
Software
Software | |
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Software Name | Purpose |
SCALA | data scaling |
MOLREP | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
HKL-2000 | data collection |
DENZO | data reduction |
SCALEPACK | data scaling |