Crystal structure of human carbonic anhydrase isozyme II with 4-(1,3-Benzothiazol-2-ylthio)-2,3,5,6-tetrafluorobenzenesulfonamide
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3HLJ | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 291 | Crystallization buffer: 2.03M sodium malonate (pH 7.5) |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.01 | 38.5 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 42.239 | α = 90 |
| b = 41.089 | β = 104.39 |
| c = 71.854 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 21 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | IMAGE PLATE | RIGAKU RAXIS IV++ | 2011-09-15 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | 1.5418 | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 1.9 | 14.897 | 92.6 | 0.16 | 0.16 | 7 | 2.1 | 36912 | 17591 | ||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 1.9 | 2 | 90.5 | 0.211 | 3 | 2.1 | |||||||||||||
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 3HLJ | 1.9 | 14.72 | 15808 | 1765 | 92.07 | 0.1882 | 0.1822 | 0.18 | 0.242 | 0.24 | RANDOM | 15.821 | ||||
| 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] | |
| 0.27 | -0.2 | -1.8 | 1.42 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 34.018 |
| r_dihedral_angle_4_deg | 18.927 |
| r_dihedral_angle_3_deg | 17.383 |
| r_dihedral_angle_1_deg | 8.021 |
| r_angle_refined_deg | 1.976 |
| r_chiral_restr | 0.135 |
| r_bond_refined_d | 0.019 |
| r_gen_planes_refined | 0.011 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2049 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 156 |
| Heterogen Atoms | 51 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| MOSFLM | data reduction |
| SCALA | data scaling |
| PDB_EXTRACT | data extraction |
| MOLREP | phasing |














