3ELB
Human CTP: Phosphoethanolamine Cytidylyltransferase in complex with CMP
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 293 | 20% PEG 3350, 0.2M Mg-Formate, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.46 | 49.93 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 74.179 | ¦Á = 90 |
b = 74.179 | ¦Â = 90 |
c = 139.723 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 41 21 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 | CCD | MARMOSAIC 225 mm CCD | mirrors | 2008-08-21 | M | MAD |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | BESSY BEAMLINE 14.1 | 0.97981, 0.97969, 0.97201 | BESSY | 14.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2 | 50 | 98.6 | 0.097 | 16 | 10.3 | 26706 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2 | 2.06 | 99.8 | 0.484 | 3.8 | 10.3 | 3912 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 2 | 19.74 | 25554 | 25554 | 1345 | 100 | 0.19805 | 0.19805 | 0.1957 | 0.24195 | RANDOM | 19.282 |
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] | |
0.53 | 0.53 | -1.06 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.972 |
r_dihedral_angle_4_deg | 17.948 |
r_dihedral_angle_3_deg | 14.616 |
r_dihedral_angle_1_deg | 5.357 |
r_scangle_it | 3.774 |
r_scbond_it | 2.42 |
r_mcangle_it | 1.59 |
r_angle_refined_deg | 1.312 |
r_angle_other_deg | 0.857 |
r_mcbond_it | 0.835 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2410 |
Nucleic Acid Atoms | |
Solvent Atoms | 192 |
Heterogen Atoms | 27 |
Software
Software | |
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Software Name | Purpose |
MxCuBE | data collection |
SHELXS | phasing |
REFMAC | refinement |
XDS | data reduction |
XSCALE | data scaling |