2WEU
Crystal structure of tryptophan 5-halogenase (PyrH) complex with substrate tryptophan
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2AQJ | PDB ENTRY 2AQJ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 6.2 | 0.05M SODIUM CACODYLATE BUFFER PH6.2, 1.4M LI2SO4 0.01M MGCL2 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.75 | 55.3 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 142.7 | ¦Á = 90 |
b = 141.08 | ¦Â = 90 |
c = 122.95 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | 100 | CCD | ADSC CCD | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | ESRF | ID14-2 |
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 | 1.7 | 100 | 98.6 | 0.08 | 12.6 | 4.7 | 228784 | 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 | 1.7 | 1.9 | 98.7 | 0.22 | 4.3 | 4.8 |
Refinement
Statistics | |||||||||||||||||||
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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 | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 2AQJ | 1.7 | 100.5 | 228784 | 12099 | 88.5 | 0.216 | 0.215 | 0.248 | RANDOM | 12.56 |
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] | |
-0.03 | 0.87 | -0.85 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.2 |
r_dihedral_angle_4_deg | 18.604 |
r_dihedral_angle_3_deg | 12.347 |
r_dihedral_angle_1_deg | 5.946 |
r_scangle_it | 3.064 |
r_scbond_it | 1.913 |
r_angle_refined_deg | 1.289 |
r_mcangle_it | 1.139 |
r_angle_other_deg | 0.925 |
r_mcbond_it | 0.636 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 15984 |
Nucleic Acid Atoms | |
Solvent Atoms | 1452 |
Heterogen Atoms | 60 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
XDS | data scaling |
PHASER | phasing |