2GUV
Conformational Transition between Four- and Five-stranded Phenylalanine Zippers Determined by a Local Packing Interaction
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2GUS | PDB ENTRY 2GUS |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 298 | 0.1M Tris-HCl, 15% isopropanol, 1,4-butanediol, 23% PEG4000, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 32.89 | α = 90 |
b = 48.847 | β = 100.53 |
c = 68.331 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | 100 | IMAGE PLATE | MAR scanner 345 mm plate | 2005-09-23 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X4C | 0.9795 | NSLS | X4C |
Data Collection
Overall | |||||||||||||||||||
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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 | 1.4 | 67.1 | 96.4 | 0.052 | 0.052 | 13.3 | 4.3 | 40518 | 40518 | 12.8 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 1.4 | 1.42 | 97.1 | 0.323 | 0.323 | 3.8 | 3.2 | 2034 |
Refinement
Statistics | |||||||||||||||||||
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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 2GUS | 1.4 | 67.1 | 36447 | 36447 | 4071 | 96.3 | 0.1986 | 0.19868 | 0.19296 | 0.2521 | RANDOM | 22.626 |
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] | |
0.43 | 0.26 | -0.08 | -0.26 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 30.886 |
r_dihedral_angle_4_deg | 17.747 |
r_dihedral_angle_3_deg | 14.966 |
r_scangle_it | 4.106 |
r_dihedral_angle_1_deg | 4.094 |
r_scbond_it | 2.822 |
r_mcangle_it | 1.664 |
r_angle_refined_deg | 1.25 |
r_mcbond_it | 0.989 |
r_nbtor_refined | 0.322 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2420 |
Nucleic Acid Atoms | |
Solvent Atoms | 246 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
ADSC | data collection |
DENZO | data reduction |
SCALEPACK | data scaling |
PHASER | phasing |