8TJI
SAM-dependent methyltransferase RedM, apo
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 293 | 0.2-0.3 M ammonium sulphate, 0.1 M MES pH 6.5, 18-24 % PED MME 5000, 13-16 mg/mL RedM, 1:1 drop ratio, 2-4 uL total |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.08 | 40.8 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 61.95 | α = 90 |
b = 71.61 | β = 90 |
c = 145 | γ = 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 | PIXEL | DECTRIS PILATUS 6M | 2017-03-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | 0.9796 | SSRL | BL9-2 |
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 | 1.73 | 72.5 | 99.4 | 0.065 | 0.067 | 0.019 | 0.999 | 23.6 | 11.5 | 67710 | 17.89 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 1.73 | 1.76 | 95 | 0.241 | 0.263 | 0.101 | 0.96 | 5.8 |
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 | 1.73 | 47.1 | 1.34 | 67168 | 3390 | 98.6 | 0.1685 | 0.1669 | 0.1992 | 21.98 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 12.1404 |
f_angle_d | 0.682 |
f_chiral_restr | 0.0452 |
f_plane_restr | 0.0064 |
f_bond_d | 0.0037 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4805 |
Nucleic Acid Atoms | |
Solvent Atoms | 855 |
Heterogen Atoms | 36 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
Blu-Ice | data collection |
XDS | data reduction |
Aimless | data scaling |
PHASER | phasing |
PHENIX | model building |