1OCE
ACETYLCHOLINESTERASE (E.C. 3.1.1.7) COMPLEXED WITH MF268
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 6 | pH 6.0 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.98 | 68.8 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 111.496 | α = 90 |
b = 111.496 | β = 90 |
c = 137.39 | γ = 120 |
Symmetry | |
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Space Group | P 31 2 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 | 120 | IMAGE PLATE AREA DETECTOR | MARRESEARCH | TOROIDAL MIRROR | 1997-06-12 | M |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ELETTRA BEAMLINE 5.2R | ELETTRA | 5.2R |
Data Collection
Overall | |||||||||||||||||||
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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 | 2.7 | 20 | 87.2 | 0.14 | 6.7 | 2.3 | 24049 | 42.2 |
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) | |||||||||||
2.7 | 2.8 | 69.7 | 0.648 | 1.7 | 1.6 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | PDB ENTRY 2ACE | 2.7 | 8 | 2 | 22426 | 1096 | 84.7 | 0.208 | 0.208 | 0.291 | RANDOM | 29.3 |
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] | |
2.23 | 0.43 | 2.23 | -4.47 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 27.1 |
x_scangle_it | 3.33 |
x_mcangle_it | 2.55 |
x_scbond_it | 2.28 |
x_mcbond_it | 1.59 |
x_angle_deg | 1.3 |
x_improper_angle_d | 0.63 |
x_bond_d | 0.008 |
x_bond_d_na | |
x_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4205 |
Nucleic Acid Atoms | |
Solvent Atoms | 157 |
Heterogen Atoms | 19 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
X-PLOR | model building |
X-PLOR | refinement |
X-PLOR | phasing |