8XW9
Crystal structure of Streptococcus pneumoniae pyruvate kinase in complex with oxalate and fructose 1,6-bisphosphate and UDP
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 8XW6 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 298 | 10mM HEPES pH7.5, 75mM NaCl, 125mM KCl, 10mM Tris-HCl pH7.0, 14% PEG4000, 10mM Oxalate, 10mM FBP, 5mM UDP |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.9 | 57.63 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 81.464 | α = 90 |
b = 81.464 | β = 90 |
c = 398.91 | γ = 90 |
Symmetry | |
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Space Group | P 43 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 EIGER X 16M | 2023-12-04 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL44XU | 0.900 | SPring-8 | BL44XU |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim 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 | 1.75 | 40.74 | 99.5 | 0.057 | 0.063 | 0.9990000000000001 | 16.01 | 6 | 136776 |
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) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.75 | 1.85 | 0.9359999999999999 | 1.024 | 0.672 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 1.75 | 40.73 | 129937 | 6839 | 99.48 | 0.16174 | 0.16023 | 0.19057 | RANDOM | 34.335 |
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] | |
0.43 | 0.43 | -0.86 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.178 |
r_dihedral_angle_4_deg | 16.123 |
r_dihedral_angle_3_deg | 14.53 |
r_long_range_B_refined | 8.55 |
r_long_range_B_other | 8.55 |
r_scangle_other | 7.561 |
r_dihedral_angle_1_deg | 6.286 |
r_scbond_other | 4.987 |
r_scbond_it | 4.986 |
r_mcangle_other | 3.835 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7680 |
Nucleic Acid Atoms | |
Solvent Atoms | 911 |
Heterogen Atoms | 82 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data scaling |
XDS | data reduction |
MOLREP | phasing |