2NWS
Structural and mechanistic changes along an engineered path from metallo to non-metallo KDO8P synthase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1FWN | PDB Entry 1FWN |
Crystallization
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.76 | 55.49 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 84.466 | ¦Á = 90 |
b = 84.466 | ¦Â = 90 |
c = 159.907 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 31 2 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 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU | 1.54180 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 1.8 | 33 | 99.7 | 0.128 | 0.128 | 3.4 | 6.4 | 62022 | 61836 | 2 | 18.5 |
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 | PDB Entry 1FWN | 1.8 | 30.16 | 61836 | 6014 | 99.7 | 0.234 | 0.234 | 0.268 | RANDOM | 37.2 |
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] | |
4.07 | 2.86 | 4.07 | -8.15 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 22.9 |
c_scangle_it | 3.8 |
c_scbond_it | 2.81 |
c_mcangle_it | 2.49 |
c_mcbond_it | 1.78 |
c_angle_deg | 1.6 |
c_improper_angle_d | 0.86 |
c_bond_d | 0.007 |
c_bond_d_na | |
c_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4125 |
Nucleic Acid Atoms | |
Solvent Atoms | 339 |
Heterogen Atoms | 48 |
Software
Software | |
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Software Name | Purpose |
CNS | refinement |