8BPQ
crystal structure of N-ethylmaleimide reductase with mutation Y187F (nemA Y187F) from Escherichia coli
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.8 | 288.15 | 0.2 M Potassium bromide, 0.2 M Potassium thiocyanate, 0.1 M Tris pH 7.8, 3 % w/v PGA (Na+ form, LM) 2 % w/v PEG 3350 5 mM Tb-XO4 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.25 | 45.41 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 96.062 | α = 90 |
b = 96.062 | β = 90 |
c = 100.35 | γ = 120 |
Symmetry | |
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Space Group | P 32 |
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 | 77 | PIXEL | DECTRIS PILATUS 6M | 2022-01-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-1 | 0.88560 | ESRF | ID23-1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 2.1 | 24.271 | 99.9 | 0.442 | 0.467 | 0.148 | 6.4 | 9.9 | 45797 | 17.42 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 2.1 | 2.21 | 100 | 1.222 | 1.222 | 1.285 | 0.396 | 0.6 | 10.5 |
Refinement
Statistics | |||||||||||||||||||
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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 | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 3P7Y | 2.3 | 24.27 | 1.96 | 45797 | 2001 | 99.47 | 0.1955 | 0.1932 | 0.2446 | 26.4277 |
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] | |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 8307 |
Nucleic Acid Atoms | |
Solvent Atoms | 716 |
Heterogen Atoms | 183 |
Software
Software | |
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Software Name | Purpose |
SCALA | data scaling |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
PHASER | phasing |