3MMV
Structures of actin-bound WH2 domains of Spire and the implication for filament nucleation
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2HF4 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 277 | 0.2 M Ammonium sulphate 0.1 M MES pH 6.5 20%PEG 8000, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.94 | 58.19 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 125.51 | α = 90 |
b = 125.51 | β = 90 |
c = 56.1 | γ = 120 |
Symmetry | |
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Space Group | P 65 |
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 | 90 | CCD | MAR CCD 165 mm | LN2 cooled fixed-exit Si(111) monochromator | 2009-02-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X10SA | 0.98010 | SLS | X10SA |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2.6 | 50 | 73.6 | 0.086 | 15739 | 11584 | 2 | 2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
2.6 | 2.8 | 40.5 | 0.297 | 4.4 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | 2HF4 | 2.8 | 20 | 9765 | 513 | 81.77 | 0.24531 | 0.24089 | 0.32972 | RANDOM | 50.969 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-1.31 | -0.66 | -1.31 | 1.97 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.976 |
r_dihedral_angle_4_deg | 20.04 |
r_dihedral_angle_3_deg | 19.078 |
r_dihedral_angle_1_deg | 6.444 |
r_scangle_it | 2.411 |
r_angle_refined_deg | 1.535 |
r_scbond_it | 1.366 |
r_mcangle_it | 1.189 |
r_mcbond_it | 0.631 |
r_chiral_restr | 0.098 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2912 |
Nucleic Acid Atoms | |
Solvent Atoms | 30 |
Heterogen Atoms | 32 |
Software
Software | |
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Software Name | Purpose |
MAR345 | data collection |
MOLREP | phasing |
REFMAC | refinement |
XDS | data reduction |
XSCALE | data scaling |