3L14
Human Carbonic Anhydrase II complexed with Althiazide
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 9 | 298 | 50 mM Tris-HCl, 1.3 M Sodium Citrate, pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.09 | 41.13 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.158 | α = 90 |
b = 41.396 | β = 104.37 |
c = 72.391 | 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 | CCD | ADSC QUANTUM 210 | 2009-10-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CHESS BEAMLINE A1 | 0.9780 | CHESS | A1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.22 | 50 | 92.3 | 0.116 | 5.3 | 69912 | 65974 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1.22 | 1.24 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | AB INITIO | FREE R | NONE | 1.22 | 20 | 64630 | 91.3 | 0.1299 | 0.1733 | 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 |
18 | 1880.5 | 2339.5 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
s_non_zero_chiral_vol | 0.082 |
s_zero_chiral_vol | 0.081 |
s_approx_iso_adps | 0.072 |
s_similar_adp_cmpnt | 0.048 |
s_anti_bump_dis_restr | 0.045 |
s_from_restr_planes | 0.0311 |
s_angle_d | 0.029 |
s_bond_d | 0.012 |
s_rigid_bond_adp_cmpnt | 0.005 |
s_similar_dist |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2049 |
Nucleic Acid Atoms | |
Solvent Atoms | 311 |
Heterogen Atoms | 17 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
SHELX | model building |
SHELXL-97 | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
SHELX | phasing |