Native Torpedo californica acetylcholinesterase collected with a cumulated dose of 9400000 Gy
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1W75 | PDB ENTRY 1W75 |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 5.8 | 277 | 32% PEG200, 150MM MES, PH6, 4DEG. C., pH 5.8 | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.8 | 68 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 91.66 | α = 90 |
| b = 106.08 | β = 90 |
| c = 150.44 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 21 21 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 150 | CCD | ADSC CCD | 2008-05-05 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ESRF BEAMLINE ID14-4 | ESRF | ID14-4 | |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2.4 | 20 | 98.4 | 0.08 | 14.84 | 7.1 | 57150 | 3 | 27.8 | ||||||||||
| 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 | 2.4 | 2.5 | 96.5 | 0.59 | 3.33 | 6.86 | |||||||||||||
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 | PDB ENTRY 1W75 | 2.4 | 19.96 | 57048 | 2664 | 98.4 | 0.193 | 0.193 | 0.28 | 0.234 | 0.29 | RANDOM | 48.9 | ||||
| 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] | |
| -6.71 | 23.2 | -16.49 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_dihedral_angle_d | 22.9 |
| c_scangle_it | 3.49 |
| c_mcangle_it | 2.38 |
| c_scbond_it | 2.33 |
| c_mcbond_it | 1.46 |
| c_angle_deg | 1.4 |
| c_improper_angle_d | 0.84 |
| c_bond_d | 0.008 |
| c_bond_d_na | |
| c_bond_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 8457 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 963 |
| Heterogen Atoms | 138 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| CNS | refinement |
| XDS | data reduction |
| XSCALE | data scaling |
| CNS | phasing |
