2Z1O
Crystal structure of a photoswitchable GFP-like protein Dronpa in the bright-state
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2Z6Z |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 291 | 90% of 0.1M HEPES (pH = 7.5) solution with 20% PEG 10000, 8% ethylene glycol, 10% of 0.1 M Tris/HCl (pH = 8.5) solution, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.29 | 46.31 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 73.492 | α = 90 |
b = 103.516 | β = 90 |
c = 122.866 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | CCD | ADSC QUANTUM 210 | 2006-07-06 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL44B2 | 1.0 | SPring-8 | BL44B2 |
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 | 1.75 | 50 | 99.6 | 0.06 | 94532 | 14.2 |
Highest Resolution Shell | |||||||||||||||||||
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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) | |||||||||||
1.75 | 1.81 | 99.6 | 0.368 | 5.87 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2Z6Z | 1.75 | 19.98 | 94532 | 91378 | 4582 | 96.2 | 0.168 | 0.168 | 0.197 | RANDOM | 21.1 |
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] | |
-1.78 | -5.96 | 7.75 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 26.1 |
c_angle_deg | 1.5 |
c_improper_angle_d | 1.5 |
c_bond_d | 0.013 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6930 |
Nucleic Acid Atoms | |
Solvent Atoms | 1122 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
CNS | refinement |
HKL-2000 | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
MOLREP | phasing |