Structure of the BasE mutant V336G, an NRPS adenylation domain in the acinetobactin biosynthetic pathway bound to 4-amino salicylic acid
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3O82 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 287 | 12% PEG 4000, 0.1 M Calcium chloride, 0.05 M TRIS HCl pH 8.5, 5mM 4-azidosalicylic acid |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.77 | 55.67 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 65.294 | ¦Á = 90 |
b = 143.346 | ¦Â = 90 |
c = 149.199 | ¦Ã = 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 | 93 | PIXEL | DECTRIS EIGER X 16M | 2024-07-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL12-2 | 0.97946 | SSRL | BL12-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 2.53 | 66.17 | 99.6 | 0.113 | 0.063 | 0.996 | 9.6 | 3.9 | 47313 | 50.66 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 2.53 | 2.67 | 99.9 | 1.8 | 1 | 0.522 | 2.9 | 4 |
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 2.53 | 66.17 | 1.33 | 47067 | 1996 | 99.05 | 0.2156 | 0.2135 | 0.2131 | 0.2628 | 0.2629 | 70.4 |
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 | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 4.6799 |
f_angle_d | 0.4606 |
f_chiral_restr | 0.0392 |
f_plane_restr | 0.0038 |
f_bond_d | 0.0017 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6631 |
Nucleic Acid Atoms | |
Solvent Atoms | 153 |
Heterogen Atoms | 43 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
AutoProcess | data reduction |
AutoProcess | data scaling |
PHASER | phasing |