1SK2
ARSENATE REDUCTASE R60A MUTANT +0.4M ARSENATE FROM E. COLI
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.8 | 278 | 50% saturated Cesium Sulfate, 100mM sodium acetate,5mM DTT, pH 4.80, VAPOR DIFFUSION, HANGING DROP, temperature 278K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.91 | 57.7 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 86.44 | α = 90 |
b = 86.44 | β = 90 |
c = 116.45 | γ = 120 |
Symmetry | |
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Space Group | P 61 2 2 |
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 | 93 | IMAGE PLATE | RIGAKU RAXIS IV | OSMIC MIRRORS | 2001-10-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RU200 |
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 | 1.53 | 20 | 86.7 | 0.114 | 0.114 | 16.2 | 20.2 | 34198 | -3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.53 | 1.586 | 42.3 | 0.5964 | 0.5964 | 1.529 | 5.25 |
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 | SINGLE WAVELENGTH METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS | FREE R | NATIVE STRUCTURE | 1.54 | 20 | 32561 | 32561 | 1609 | 83.8 | 0.1859 | 0.1857 | 0.1857 | 0.2297 | RANDOM |
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] | |
Coordinate Error | ||
---|---|---|
Structure Solution Method | Refinement High Resolution | Refinement Low Resolution |
4 | 1409.62 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
s_similar_adp_cmpnt | 0.067 |
s_non_zero_chiral_vol | 0.065 |
s_zero_chiral_vol | 0.048 |
s_from_restr_planes | 0.0294 |
s_angle_d | 0.026 |
s_anti_bump_dis_restr | 0.015 |
s_bond_d | 0.009 |
s_similar_dist | |
s_rigid_bond_adp_cmpnt | |
s_approx_iso_adps |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1080 |
Nucleic Acid Atoms | |
Solvent Atoms | 289 |
Heterogen Atoms | 19 |
Software
Software | |
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Software Name | Purpose |
SHELXL-97 | refinement |
XTALVIEW | refinement |
SHELX | model building |
X-GEN | data reduction |
X-GEN | data scaling |
SHELX | phasing |