6XJQ
Crystal structure of a self-alkylating ribozyme - alkylated form with biotinylated epoxide substrate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6MWN | PDB entry 6MWN |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.2 | 295 | 0.1 M ammonium fluoride, 10% PEG3350, pH 6.2 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.59 | 52.6 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 83.962 | α = 90 |
b = 99.832 | β = 97.2 |
c = 90.636 | 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 | 80 | PIXEL | DECTRIS EIGER X 16M | 2018-03-22 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | 0.98 | APS | 24-ID-E |
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 | 1.708 | 83.3 | 99.3 | 0.056 | 0.066 | 0.035 | 0.999 | 11.2 | 3.4 | 159200 | 26.22 |
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 | 1.71 | 1.74 | 93.3 | 1.848 | 2.187 | 1.16 | 0.235 | 0.6 | 3.4 |
Refinement
Statistics | |||||||||||||||||||
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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 | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB entry 6MWN | 1.708 | 83.3 | 144053 | 1819 | 89.82 | 0.1894 | 0.1891 | 0.2132 | 45.5685 |
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] | |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6738 |
Nucleic Acid Atoms | 2474 |
Solvent Atoms | 835 |
Heterogen Atoms | 52 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
XDS | data scaling |
PDB_EXTRACT | data extraction |
XDS | data reduction |
PHENIX | phasing |