2EI4
Trimeric complex of archaerhodopsin-2
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1VGO | PDB ENTRY 1vgo |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 288 | 2.8M ammonium sulfate, 0.1M HEPES, 0.32% nonylglucoside, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 288K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.86 | 56.98 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 98.16 | α = 90 |
b = 98.16 | β = 90 |
c = 56.16 | γ = 120 |
Symmetry | |
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Space Group | P 3 2 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 | CCD | ADSC QUANTUM 315 | 2006-11-23 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL41XU | 1.0 | SPring-8 | BL41XU |
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 | 2.1 | 50 | 98.4 | 0.098 | 0.085 | 6.2 | 4.2 | 18116 | 18116 | 30.359 |
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 | 2.1 | 2.21 | 99.7 | 0.42 | 0.484 | 3.8 | 4.2 | 2669 |
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-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 1vgo | 2.1 | 15 | 18468 | 16803 | 1651 | 91 | 0.188 | 0.188 | 0.197 | RANDOM | 35.7301 |
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] | |
0.013 | -0.02 | 0.013 | -0.025 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 17.65711 |
c_angle_deg | 1.10792 |
c_improper_angle_d | 0.72944 |
c_bond_d | 0.005817 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1838 |
Nucleic Acid Atoms | |
Solvent Atoms | 11 |
Heterogen Atoms | 131 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
SHELXL-97 | model building |
SHELXL-97 | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
SHELXL-97 | phasing |