3COD
Crystal Structure of T90A/D115A mutant of Bacteriorhodopsin
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 3.7 | 310 | 2.4 M NaH2PO4 (pH 3.7), 3.5% triethylene glycerol, and 0.15 M hexanediol, bicelle method, temperature 310K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.29 | 46.23 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 43.974 | α = 90 |
b = 109.658 | β = 113.37 |
c = 55.517 | 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 | CCD | ADSC QUANTUM 315 | 2006-09-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | 1.0000 | ALS | 8.2.1 |
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 | 2.7 | 40 | 91 | 0.134 | 7.9 | 2.8 | 12143 |
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) | |||||||||||
2.7 | 2.8 | 65.1 | 0.219 | 2.1 | 875 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||||
X-RAY DIFFRACTION | 2.7 | 40 | 533 | 11592 | 605 | 87 | 0.273 | 0.287 | 33.335 |
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] | |
-1.086 | 0.812 | 18.611 | -17.525 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
bond angle | 1 |
bond length | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3502 |
Nucleic Acid Atoms | |
Solvent Atoms | 38 |
Heterogen Atoms | 40 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
CNS | refinement |
PDB_EXTRACT | data extraction |
BOS | data collection |
CNS | phasing |