1KBL
PYRUVATE PHOSPHATE DIKINASE
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1KC7 | PPDK + phosphonopyruvate (PDB entry 1KC7) |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 303 | 50-54% saturated ammonium sulfate, 10 mg/ml protein solution in 100mM KCl and 20mM imidazole buffer (pH 6.5), 100 mM Hepes buffer (pH 7.0), VAPOR DIFFUSION, HANGING DROP, temperature 303K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.81 | 56.6 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 89.837 | α = 90 |
b = 58.838 | β = 94.839 |
c = 102.949 | γ = 90 |
Symmetry | |
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Space Group | P 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 | IMAGE PLATE | MARRESEARCH | 1995-06-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X12C | 1.3 | NSLS | X12C |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | 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 | 1.9 | 20 | 93.5 | 0.051 | 0.051 | 23.7 | 79262 | 79262 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.9 | 1.97 | 80.1 | 0.405 | 2.9 | 6736 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |
X-RAY DIFFRACTION | FOURIER SYNTHESIS | THROUGHOUT | PPDK + phosphonopyruvate (PDB entry 1KC7) | 1.94 | 20 | 2.2 | 75531 | 72384 | 4390 | 90.9 | 0.2064 | 0.2008 | 0.195 | 0.19 | 0.257 | 0.26 | RANDOM | 37.9 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
o_angle_deg | 1.91 |
o_bond_d | 0.021 |
o_bond_d_na | |
o_bond_d_prot | |
o_angle_d | |
o_angle_d_na | |
o_angle_d_prot | |
o_angle_deg_na | |
o_angle_deg_prot | |
o_dihedral_angle_d |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6752 |
Nucleic Acid Atoms | |
Solvent Atoms | 879 |
Heterogen Atoms | 26 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
CNS | refinement |