8XW8
Crystal structure of Streptococcus pneumoniae pyruvate kinase in complex with oxalate and fructose 1,6-bisphosphate and GDP
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 | 8 | 298 | 10mM HEPES pH7.5, 250mM NaCl, 75mM KCl, 20% PEG1000, 5% glycerol, 50mM tricine pH8.0, 10mM Oxalate, 10mM FBP, 5mM GDP |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.07 | 59.91 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 123.335 | ¦Á = 90 |
b = 256.08 | ¦Â = 90.04 |
c = 88.575 | ¦Ã = 90 |
Symmetry | |
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Space Group | C 1 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 | 100 | PIXEL | DECTRIS EIGER X 16M | 2023-10-12 | 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 | 2 | 47.3 | 97.9 | 0.11199999999999999 | 0.12 | 0.998 | 16.79 | 7.2 | 181214 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2 | 2.12 | 0.912 | 0.985 | 0.821 |
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 | 2 | 47.3 | 172153 | 9061 | 97.93 | 0.19985 | 0.19808 | 0.23364 | RANDOM | 30.454 |
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] | |
-2.02 | -0.41 | 0.17 | 1.85 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.155 |
r_dihedral_angle_4_deg | 19.003 |
r_dihedral_angle_3_deg | 18.024 |
r_long_range_B_refined | 7.691 |
r_long_range_B_other | 7.691 |
r_scangle_other | 5.74 |
r_mcangle_it | 4.166 |
r_mcangle_other | 4.166 |
r_scbond_it | 3.752 |
r_scbond_other | 3.751 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 15360 |
Nucleic Acid Atoms | |
Solvent Atoms | 1806 |
Heterogen Atoms | 264 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data scaling |
XDS | data reduction |
MOLREP | phasing |