3BNZ
Crystal structure of Thymidylate Synthase ternary complex with dUMP and 8A inhibitor
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1LCA | PDB entry 1LCA |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.4 | 293 | 100mM (NH4)H2PO4/(NH4)2HPO4, 5% v/v PEG 400, 20mM Tris-HCl buffer pH 7.4, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.46 | 50.02 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 76.563 | ¦Á = 90 |
b = 76.563 | ¦Â = 90 |
c = 213.073 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 61 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 | CCD | ADSC QUANTUM 4 | 2005-02-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-1 | 0.930 | ESRF | ID14-1 |
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 | 2.6 | 48.468 | 0.169 | 0.169 | 12116 | 11978 | 59.33 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.6 | 2.74 | 0.418 | 0.418 | 1715 |
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 | PDB entry 1LCA | 2.6 | 36.04 | 11341 | 568 | 100 | 0.21913 | 0.21414 | 0.32347 | RANDOM | 45.236 |
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] | |
0.12 | 0.06 | 0.12 | -0.18 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.325 |
r_dihedral_angle_3_deg | 23.852 |
r_dihedral_angle_4_deg | 22.698 |
r_dihedral_angle_1_deg | 8.529 |
r_scangle_it | 3.08 |
r_angle_refined_deg | 2.169 |
r_scbond_it | 2.002 |
r_mcangle_it | 1.549 |
r_mcbond_it | 0.834 |
r_nbtor_refined | 0.324 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2565 |
Nucleic Acid Atoms | |
Solvent Atoms | 73 |
Heterogen Atoms | 45 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
ADSC | data collection |
MOSFLM | data reduction |
SCALA | data scaling |
MOLREP | phasing |