8RXF
Crystal structure of S-SAD phased alpha-keto C-methyl transferase SgvM bound to ketoleucine
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 298 | 100 mM Tris/HCl pH 8.5, 250 mM Li2SO4, and 23% PEG 3350 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.05 | 40.09 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 67.054 | α = 90 |
b = 67.054 | β = 90 |
c = 183.074 | γ = 90 |
Symmetry | |
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Space Group | P 43 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 | PIXEL | DECTRIS PILATUS 6M | 2016-05-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SLS BEAMLINE X06DA | 2.07505 | SLS | X06DA |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2.27 | 91.54 | 99.9 | 0.129 | 0.129 | 0.01 | 1 | 50.6 | 171.5 | 20302 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 2.27 | 2.39 | 1.534 | 1.546 | 0.181 | 0.913 | 3.1 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 2.27 | 62.96 | 20228 | 966 | 100 | 0.189 | 0.1869 | 0.2286 | RANDOM | 62.15 |
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] | |
-6.9646 | -6.9646 | 13.9292 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
t_other_torsion | 16.87 |
t_omega_torsion | 2.91 |
t_angle_deg | 0.83 |
t_bond_d | 0.007 |
t_dihedral_angle_d | |
t_gen_planes | |
t_it | |
t_chiral_improper_torsion | |
t_ideal_dist_contact |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2566 |
Nucleic Acid Atoms | |
Solvent Atoms | 210 |
Heterogen Atoms | 17 |
Software
Software | |
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Software Name | Purpose |
BUSTER | refinement |
autoPROC | data reduction |
autoPROC | data scaling |
HKL2Map | phasing |