7WPM
Methionyl-tRNA synthetase from Staphylococcus aureus complexed with a fragment and ATP
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4QRE |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 300 | Sodium cacodylate, PEG 3350 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.48 | 50.39 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 70.016 | α = 90 |
b = 73.627 | β = 90 |
c = 117.549 | 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 | RIGAKU HyPix-6000HE | 2021-06-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | 1.5418 |
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 | 2.8 | 62.4 | 99.8 | 0.16 | 5.6 | 4.2 | 15515 |
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 | 2.8 | 2.95 | 100 | 0.45 | 2.2 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | MOLECULAR REPLACEMENT | THROUGHOUT | 4QRE | 2.8 | 62.4 | 14630 | 768 | 99.13 | 0.2623 | 0.2616 | 0.2739 | RANDOM | 32.715 |
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] | |
4.23 | 0.32 | -4.55 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.807 |
r_dihedral_angle_3_deg | 18.885 |
r_dihedral_angle_4_deg | 16.594 |
r_dihedral_angle_1_deg | 5.594 |
r_angle_refined_deg | 1.243 |
r_angle_other_deg | 0.978 |
r_chiral_restr | 0.072 |
r_bond_refined_d | 0.008 |
r_bond_other_d | 0.007 |
r_gen_planes_refined | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4195 |
Nucleic Acid Atoms | |
Solvent Atoms | 13 |
Heterogen Atoms | 46 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
SCALA | data scaling |
PDB_EXTRACT | data extraction |
CrysalisPro | data reduction |
MOLREP | phasing |