2YHK
D214A mutant of tyrosine phenol-lyase from Citrobacter freundii
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2EZ1 | PDB ENTRY 2EZ1 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 293 | THE CRYSTALS WERE GROWN AT 293 K BY THE HANGING DROP VAPOR DIFFUSION TECHNIQUE BY MIXING 2 UL OF THE PROTEIN SOLUTION, 18-20 MG/ML, WITH AN EQUAL VOLUME OF THE RESERVOIR SOLUTION CONTAINING 50 MMOL/L TRIETHANOLAMINE BUFFER PH 8.0, 0.4-0.8 MOL/L KCL, 0.35-0.38 G/ML PEG 5000 MME, 5 MMOL/L PYRIDOXAL-5-PHOSPHATE, AND 2 MMOL/L DITHIOTHREITOL. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.7 | 55 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 132.605 | ¦Á = 90 |
b = 142.705 | ¦Â = 90 |
c = 59.412 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
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 | MARRESEARCH SX-165 | MIRRORS | 2005-05-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE BM30A | ESRF | BM30A |
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 | 1.91 | 25 | 99 | 0.07 | 15 | 4.5 | 87110 | -1 | 24.4 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 1.91 | 1.97 | 99 | 0.5 | 3.1 | 4.2 |
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 | FOURIER SYNTHESIS | THROUGHOUT | PDB ENTRY 2EZ1 | 1.91 | 25 | 85457 | 1283 | 98.56 | 0.15604 | 0.15571 | 0.17711 | RANDOM | 32.732 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.36 | -1.58 | 1.94 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.425 |
r_dihedral_angle_4_deg | 15.088 |
r_dihedral_angle_3_deg | 14.206 |
r_dihedral_angle_1_deg | 6.016 |
r_scangle_it | 5.984 |
r_scbond_it | 4.032 |
r_mcangle_it | 2.259 |
r_mcbond_it | 1.427 |
r_angle_refined_deg | 1.393 |
r_chiral_restr | 0.1 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7202 |
Nucleic Acid Atoms | |
Solvent Atoms | 746 |
Heterogen Atoms | 109 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
REFMAC | phasing |