6JP6
The X-ray structure of yeast tRNA methyltransferase complex of Trm7 and Trm734 essential for 2'-O-methylation at the first position of anticodon in specific tRNAs
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 293 | PEG400, HEPES-NaOH, ammonium sulfate, phenol, ethylene glycol |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.05 | 59.73 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 253.643 | α = 90 |
b = 110.351 | β = 90.02 |
c = 133.503 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 315 | 2014-06-11 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL38B1 | 1.0 | SPring-8 | BL38B1 |
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 | 2.699 | 36.433 | 99.9 | 0.087 | 22.2 | 4.2 | 100973 | 44.62 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2.7 | 2.75 | 0.465 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | SAD | THROUGHOUT | 2.699 | 36.433 | 1.35 | 100973 | 5047 | 99.67 | 0.1962 | 0.1939 | 0.2387 | 46.5571 |
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 | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 15.71 |
f_angle_d | 1.227 |
f_chiral_restr | 0.073 |
f_bond_d | 0.01 |
f_plane_restr | 0.008 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 19560 |
Nucleic Acid Atoms | |
Solvent Atoms | 257 |
Heterogen Atoms | 50 |
Software
Software | |
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Software Name | Purpose |
SCALEPACK | data scaling |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
HKL-2000 | data reduction |
PHENIX | phasing |