6TWW
Variant W229D/F290W-19 of the last common ancestor of Gram-negative bacteria beta-lactamase class A (GNCA4)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4UHU |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | 4.0 M Sodium formate, 100 mM Tris HCl pH 7.0 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.9 | 57.5 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 78.23 | α = 90 |
b = 78.23 | β = 90 |
c = 198.322 | γ = 120 |
Symmetry | |
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Space Group | P 65 2 2 |
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 | DECTRIS PILATUS3 6M | 2019-06-14 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALBA BEAMLINE XALOC | 0.97926 | ALBA | XALOC |
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 | 1.38 | 47.31 | 99.98 | 0.0498 | 0.0515 | 0.0129 | 1 | 27.24 | 15.3 | 74330 | 15.91 |
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 | 1.38 | 1.43 | 100 | 0.6767 | 0.7146 | 0.2266 | 0.887 | 2.43 | 9.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | MOLECULAR REPLACEMENT | FREE R-VALUE | 4UHU | 1.38 | 47.31 | 1.36 | 74324 | 2000 | 99.99 | 0.1509 | 0.1505 | 0.1659 | 20.22 |
Temperature Factor Modeling | ||||||
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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 | 9.7032 |
f_angle_d | 1.2742 |
f_chiral_restr | 0.0964 |
f_bond_d | 0.013 |
f_plane_restr | 0.0091 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2021 |
Nucleic Acid Atoms | |
Solvent Atoms | 366 |
Heterogen Atoms | 30 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
Coot | model building |
EDNA | data collection |
XDS | data reduction |
Aimless | data scaling |
PHASER | phasing |