7TC1
Crystal structure of D179N KPC-2 beta-lactamase in complex with vaborbactam
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2OV5 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 4 | 298 | 0.1 M Sodium citrate HCl pH 4, 0.8 M Ammonium sulfate |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.19 | 43.79 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 51.209 | α = 90 |
b = 66.021 | β = 90 |
c = 72.95 | 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 | DECTRIS EIGER2 S 16M | 2020-08-29 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS-II BEAMLINE 17-ID-1 | 0.97935 | NSLS-II | 17-ID-1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 1.16 | 27.76 | 98.8 | 0.064 | 1 | 20.2 | 12.6 | 83367 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.16 | 1.2 | 84.2 | 0.62 | 0.88 | 2.6 | 8.9 |
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 | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2OV5 | 1.16 | 27.76 | 80550 | 4171 | 98.56 | 0.1289 | 0.1274 | 0.1576 | RANDOM | 12.372 |
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] | |
-0.01 | 0.03 | -0.02 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 28.478 |
r_dihedral_angle_4_deg | 17.371 |
r_dihedral_angle_3_deg | 11.358 |
r_dihedral_angle_1_deg | 6.47 |
r_rigid_bond_restr | 4.315 |
r_angle_refined_deg | 2.002 |
r_angle_other_deg | 1.7 |
r_chiral_restr | 0.129 |
r_bond_refined_d | 0.017 |
r_gen_planes_refined | 0.012 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1977 |
Nucleic Acid Atoms | |
Solvent Atoms | 375 |
Heterogen Atoms | 30 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data scaling |
PHASER | phasing |