5AWL
CRYSTAL STRUCTURE OF A MUTANT OF CHIGNOLIN, CLN025
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5 | 283 | using 2 uL drop of protein at 5 mg/mL in a solution of 35.7 mM sodium citrate-citric acid buffer (pH 5.0) containing 14.5% saturated ammonium sulfate against a crystallization well solution of 71.4 mM sodium citrate-citric acid buffer (pH 5.0) containing 29% saturated ammonium sulfate. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.4 | 14.1 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 19.246 | α = 90 |
b = 33.597 | β = 90 |
c = 11.551 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 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 | 290 | CCD | BRUKER SMART 6000 | OSMIC CONFOCAL MAX-FLUX | 2005-12-09 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | MACSCIENCE | 1.54 |
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 | 1.11 | 16.8 | 95.9 | 0.057 | 26.4 | 6.5 | 3094 |
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 | 1.11 | 1.71 | 88.9 | 0.203 | 5 | 4 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | AB INITIO PHASING | FREE R-VALUE | 1.11 | 16.8 | 3087 | 3080 | 287 | 95.7 | 0.088 | 0.1188 | RANDOM |
Temperature Factor Modeling | ||||||
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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 |
73 | 103.5 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
s_anti_bump_dis_restr | 0.193 |
s_approx_iso_adps | 0.11 |
s_non_zero_chiral_vol | 0.1 |
s_zero_chiral_vol | 0.079 |
s_similar_adp_cmpnt | 0.035 |
s_angle_d | 0.026 |
s_from_restr_planes | 0.0215 |
s_bond_d | 0.016 |
s_rigid_bond_adp_cmpnt | 0.006 |
s_similar_dist |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 93 |
Nucleic Acid Atoms | |
Solvent Atoms | 12 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
SAINT | data processing |
SnB | phasing |
CNS | refinement |
SMART6000 | data reduction |
SAINTPLUS | data scaling |
SHELXL-97 | refinement |