8BOE
Human Carbonic Anhydrase I in complex with (S)-4-(3-(1-(6-nitropyridin-2-yl)pyrrolidin-3-yl)thioureido)benzenesulfonamide
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 296 | 1.5 M sodium citrate, 0.1 M Tris pH 8.0 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.14 | 42.53 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.58 | α = 90 |
b = 41.83 | β = 104.74 |
c = 72.78 | 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 | PIXEL | DECTRIS PILATUS 6M | 2022-09-27 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ELETTRA BEAMLINE 11.2C | 1.00 | ELETTRA | 11.2C |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | 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 | 1.55 | 41.83 | 98.9 | 0.065 | 0.072 | 0.996 | 15.7 | 5.5 | 35726 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.55 | 1.58 | 97 | 0.099 | 0.11 | 0.985 | 9.5 | 5.3 |
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-Factor (All) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | NONE | 4FIK | 1.55 | 40.323 | 35675 | 1811 | 98.512 | 0.154 | 0.1535 | 0.1723 | 11.002 |
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] | |
-0.091 | 0.07 | 0.27 | -0.189 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.83 |
r_dihedral_angle_4_deg | 23.477 |
r_dihedral_angle_3_deg | 11.878 |
r_dihedral_angle_1_deg | 7.153 |
r_lrange_other | 4.661 |
r_lrange_it | 4.65 |
r_scangle_it | 3.438 |
r_scangle_other | 3.437 |
r_mcangle_other | 2.283 |
r_mcangle_it | 2.282 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2040 |
Nucleic Acid Atoms | |
Solvent Atoms | 248 |
Heterogen Atoms | 35 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
iMOSFLM | data reduction |
Aimless | data scaling |
RESOLVE | phasing |