2WL3
crystal structure of catechol 2,3-dioxygenase
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 30% PEG 400, 0.1M HEPES PH7.5, 0.2M CALCIUM CHLORIDE |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.74 | 55 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 102.373 | ¦Á = 90 |
b = 102.373 | ¦Â = 90 |
c = 142.399 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 4 |
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 | 294 | CCD | ADSC CCD | 2005-07-30 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PAL/PLS BEAMLINE 4A | PAL/PLS | 4A |
Data Collection
Overall | |||||||||||||||||||
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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 | 2.2 | 50 | 99.8 | 0.1 | 25.4 | 6.8 | 74911 | 2.2 |
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 | 2.2 | 2.28 | 98.2 | 0.33 | 5.58 | 6.1 |
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 | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | NONE | 2.2 | 29.24 | 69108 | 3650 | 97.86 | 0.15641 | 0.15526 | 0.17816 | RANDOM | 19.126 |
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] | |
4.84 | 4.84 | -9.69 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 29.979 |
r_dihedral_angle_4_deg | 21.631 |
r_dihedral_angle_3_deg | 15.527 |
r_dihedral_angle_1_deg | 6.05 |
r_scangle_it | 2.347 |
r_scbond_it | 1.49 |
r_angle_refined_deg | 1.202 |
r_angle_other_deg | 1.202 |
r_mcangle_it | 1.04 |
r_mcbond_it | 0.557 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8946 |
Nucleic Acid Atoms | |
Solvent Atoms | 251 |
Heterogen Atoms | 35 |
Software
Software | |
---|---|
Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
SOLVE | phasing |