8XW7
Crystal structure of Streptococcus pneumoniae pyruvate kinase in complex with oxalate and fructose 1,6-bisphosphate and ADP
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 ADP |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.04 | 59.57 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 123.184 | ¦Á = 90 |
b = 255.539 | ¦Â = 90 |
c = 88.133 | ¦Ã = 90 |
Symmetry | |
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Space Group | C 2 2 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 EIGER X 16M | Main beamline optics is a double-crystal monochromator and a horizontal focusing mirror | 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 | 2.1 | 47.22 | 100 | 0.067 | 0.071 | 1 | 19.63 | 9.2 | 81724 |
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 | 2.1 | 2.22 | 0.938 | 0.998 | 0.895 |
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 | 2.1 | 47.21 | 77629 | 4086 | 99.95 | 0.18815 | 0.18615 | 0.22684 | RANDOM | 53.046 |
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] | |
-3.85 | -2.09 | 5.94 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.479 |
r_dihedral_angle_4_deg | 18.2 |
r_dihedral_angle_3_deg | 17.4 |
r_long_range_B_refined | 9.804 |
r_long_range_B_other | 9.803 |
r_scangle_other | 8.111 |
r_dihedral_angle_1_deg | 6.916 |
r_mcangle_it | 6.22 |
r_mcangle_other | 6.219 |
r_scbond_it | 5.505 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7672 |
Nucleic Acid Atoms | |
Solvent Atoms | 364 |
Heterogen Atoms | 118 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data scaling |
XDS | data reduction |
MOLREP | phasing |