4PFK
PHOSPHOFRUCTOKINASE. STRUCTURE AND CONTROL
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | THE CRYSTALS USED IN THIS STUDY WERE GROWN FROM POTASSIUM PHOSPHATE WITH 2 MILLIMOLAR FRUCTOSE-6-PHOSPHATE. FOR THIS LIGANDED STRUCTURE, THE CRYSTALS WERE SOAKED IN FRUCTOSE-6-PHOSPHATE (F6P) AND ADP/MG IN POTASSIUM TARTRATE. F6P 323 AND THE EFFECTOR SITE ADP 326 ARE TREATED AS FULLY OCCUPIED WHILE ADP 324 IS TREATED AS HALF OCCUPIED. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.32 | 46.93 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 122.5 | α = 90 |
b = 84.1 | β = 90 |
c = 61.5 | γ = 90 |
Symmetry | |
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Space Group | I 2 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 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||||
X-RAY DIFFRACTION | 2.4 | 30 | 0.169 |
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 |
p_angle_d | 0.041 |
p_bond_d | 0.011 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2392 |
Nucleic Acid Atoms | |
Solvent Atoms | 70 |
Heterogen Atoms | 72 |
Software
Software | |
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Software Name | Purpose |
PROLSQ | refinement |