8USF
Crystal Structure of Kemp Eliminase HG649 with bound transition state analogue, 280 K
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 293 | 12.5 mg/mL protein, 30% PEG4000, 0.3 M ammonium sulfate |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.6 | 52.72 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 51.072 | α = 90 |
b = 77.465 | β = 105.276 |
c = 93.811 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | 280 | PIXEL | DECTRIS PILATUS3 6M | 2023-06-29 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.3.1 | 1.1 | ALS | 8.3.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 1.45 | 90.5 | 99.7 | 0.092 | 0.11 | 0.059 | 0.996 | 8.7 | 3.2 | 124369 | 12.51 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.45 | 1.48 | 99.7 | 0.837 | 0.552 | 0.452 | 1 | 3.1 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | FREE R-VALUE | 1.45 | 90.5 | 1.38 | 124320 | 6289 | 99.69 | 0.1383 | 0.1373 | 0.1567 | 19.77 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 12.6976 |
f_angle_d | 0.8853 |
f_chiral_restr | 0.0711 |
f_bond_d | 0.007 |
f_plane_restr | 0.0065 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4574 |
Nucleic Acid Atoms | |
Solvent Atoms | 670 |
Heterogen Atoms | 24 |
Software
Software | |
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Software Name | Purpose |
xia2 | data reduction |
DIALS | data reduction |
Aimless | data scaling |
Coot | model building |
PHASER | phasing |
PHENIX | refinement |