6YH8
Crystal structure of chimeric carbonic anhydrase XII with 2-[(1S)-1,2,3,4-Tetrahydronapthalen-1-ylamino)-3,5,6-trifluorobenzenesulfonamide
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4Q09 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 291 | Crystallization buffer was 0.1M sodium BICINE, pH 9, 0.2 M ammonium sulfate and 2M sodium malonate pH 7 made from 1M sodium BICINE and 3.4M sodium malonate |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.05 | 39.9 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.035 | α = 90 |
b = 41.044 | β = 103.93 |
c = 71.429 | 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-F | 2013-05-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PETRA III, EMBL c/o DESY BEAMLINE P13 (MX1) | 0.97630 | PETRA III, EMBL c/o DESY | P13 (MX1) |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 1.2 | 40.798 | 96.5 | 0.038 | 0.049 | 0.021 | 19.9 | 5.1 | 71228 | 71228 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.2 | 1.26 | 93.1 | 0.156 | 0.156 | 0.195 | 0.086 | 4.8 | 5 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 4Q09 | 1.2 | 39.57 | 63953 | 7257 | 96.14 | 0.1393 | 0.1356 | 0.1721 | RANDOM | 17.256 |
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] | |
0.4 | -0.12 | -0.59 | 0.22 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.858 |
r_sphericity_free | 25.588 |
r_dihedral_angle_4_deg | 17.41 |
r_sphericity_bonded | 16.291 |
r_dihedral_angle_3_deg | 13.602 |
r_dihedral_angle_1_deg | 7.308 |
r_rigid_bond_restr | 7.018 |
r_angle_refined_deg | 2.283 |
r_chiral_restr | 0.154 |
r_gen_planes_refined | 0.016 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2025 |
Nucleic Acid Atoms | |
Solvent Atoms | 297 |
Heterogen Atoms | 40 |
Software
Software | |
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Software Name | Purpose |
SCALA | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
MOLREP | phasing |
Coot | model building |