5LJQ
Crystal structure of human carbonic anhydrase II in complex with the 4-(4-(phenoxymethyl)-1H-1,2,3-triazol-1-yl)benzenesulfonamide inhibitor
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4FIK |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 8 | 296 | 1.5 M sodium citrate, Tris 50 mM |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.11 | 41.77 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.371 | α = 90 |
b = 41.445 | β = 104.45 |
c = 72.216 | 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 | 2015-07-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-1 | 0.976 | ESRF | ID23-1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 1.05 | 41.445 | 97.1 | 0.061 | 0.999 | 12.61 | 4.75 | 109788 | -3 | 12.331 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.05 | 1.11 | 86.1 | 0.579 | 0.699 | 2.07 | 3.77 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | FOURIER SYNTHESIS | THROUGHOUT | 4FIK | 1.05 | 30 | 104237 | 5512 | 97.18 | 0.1343 | 0.1335 | 0.1485 | RANDOM | 12.319 |
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] | |
-0.04 | -0.01 | 0.05 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.995 |
r_sphericity_free | 25.66 |
r_dihedral_angle_4_deg | 21.09 |
r_dihedral_angle_3_deg | 10.19 |
r_sphericity_bonded | 6.501 |
r_dihedral_angle_1_deg | 6.31 |
r_angle_refined_deg | 1.176 |
r_mcangle_it | 0.908 |
r_rigid_bond_restr | 0.788 |
r_angle_other_deg | 0.719 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2047 |
Nucleic Acid Atoms | |
Solvent Atoms | 418 |
Heterogen Atoms | 50 |
Software
Software | |
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Software Name | Purpose |
XSCALE | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
REFMAC | phasing |