4ZCR
Crystal structure of the C-terminal catalytic domain of Plasmodium falciparum CTP:phosphocholine cytidylyltransferase in complex with phosphocholine
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4ZCT |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 293 | 20% PEG 4k |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.49 | 50.66 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 50.62 | α = 90 |
b = 69.57 | β = 90 |
c = 117.86 | 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 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M-F | 2015-03-14 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-1 | 0.972957 | ESRF | ID23-1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.8 | 46.51 | 99.63 | 0.054 | 14.3 | 6.4 | 18719 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | 4ZCT | 1.8 | 46.51 | 18719 | 927 | 99.63 | 0.17892 | 0.17641 | 0.2322 | RANDOM | 47.198 |
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] | |
-0.09 | 0.07 | 0.02 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.703 |
r_sphericity_free | 26.232 |
r_dihedral_angle_4_deg | 21.918 |
r_dihedral_angle_3_deg | 12.612 |
r_sphericity_bonded | 9.456 |
r_dihedral_angle_1_deg | 6.774 |
r_long_range_B_refined | 4.354 |
r_long_range_B_other | 4.352 |
r_scangle_other | 3.859 |
r_mcangle_it | 3.76 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1040 |
Nucleic Acid Atoms | |
Solvent Atoms | 91 |
Heterogen Atoms | 11 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PHASER | phasing |
XDS | data scaling |
Coot | model building |