Carbonic Anhydrase II in complex with ethyl (2Z,4R)-2-(sulfamoylimino)-1,3-thiazolidine-4-carboxylate
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details | 
| experimental model | PDB | 3M14 | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.8 | 291 | 2.75 M (NH4)2SO4, 0.3 M NaCl, 0.15 mM p-chloromercurybenzoic acid 0.1 M Tris-HCl, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 291K | 
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 2.1 | 41.41 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 42.256 | α = 90 | 
| b = 41.607 | β = 104.22 | 
| c = 72.153 | 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 | CCD | MARMOSAIC 225 mm CCD | 2011-12-11 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SYNCHROTRON | BESSY BEAMLINE 14.2 | 0.91841 | BESSY | 14.2 | 
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 0.98 | 30 | 93.3 | 0.043 | 129724 | 129724 | |||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 0.98 | 1 | 63.2 | 0.241 | 2.8 | 1.8 | 5838 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | 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 | FREE R | 3M14 | 0.98 | 30 | 129705 | 127703 | 2002 | 93.2 | 0.1287 | 0.1284 | 0.1284 | 0.12 | 0.1578 | 0.14 | RANDOM | |||
| 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] | |
| Coordinate Error | ||
|---|---|---|
| Structure Solution Method | Refinement High Resolution | Refinement Low Resolution | 
| 23 | 2344.44 | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation | 
| s_zero_chiral_vol | 0.109 | 
| s_approx_iso_adps | 0.103 | 
| s_non_zero_chiral_vol | 0.095 | 
| s_anti_bump_dis_restr | 0.048 | 
| s_similar_adp_cmpnt | 0.043 | 
| s_from_restr_planes | 0.0337 | 
| s_angle_d | 0.032 | 
| s_bond_d | 0.015 | 
| s_rigid_bond_adp_cmpnt | 0.006 | 
| s_similar_dist | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 2016 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 302 | 
| Heterogen Atoms | 40 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| MAR345dtb | data collection | 
| PHASER | phasing | 
| SHELXL-97 | refinement | 
| HKL-2000 | data reduction | 
| HKL-2000 | data scaling | 














