3LU1
Crystal Structure Analysis of WbgU: a UDP-GalNAc 4-epimerase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1SB8 | PDB ENTRY 1SB8 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | Microbatch under oil | 10 | 298 | Ammonium Sulfate, PEG 3350, Glycine, pH 10, Microbatch under oil, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.62 | 53.06 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 78.13 | ¦Á = 90 |
b = 78.13 | ¦Â = 90 |
c = 231.924 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 32 |
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 | 103.15 | CCD | ADSC QUANTUM 315 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL1-5 | 1.5 | SSRL | BL1-5 |
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 | 2.5 | 44.028 | 94.7 | 0.13 | 0.13 | 13.5 | 4.3 | 51939 | 51939 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.5 | 2.56 | 88.8 | 0.882 | 0.882 | 0.8 | 4.1 | 3563 |
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 1SB8 | 2.5 | 44.028 | 51878 | 2637 | 94.72 | 0.207 | 0.204 | 0.2 | 0.258 | 0.26 | RANDOM | 36.806 |
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] | |
0.72 | 0.36 | 0.72 | -1.07 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.669 |
r_dihedral_angle_3_deg | 17.634 |
r_dihedral_angle_4_deg | 14.22 |
r_dihedral_angle_1_deg | 5.228 |
r_scangle_it | 1.473 |
r_angle_refined_deg | 1.149 |
r_scbond_it | 0.847 |
r_mcangle_it | 0.647 |
r_mcbond_it | 0.339 |
r_chiral_restr | 0.081 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 10684 |
Nucleic Acid Atoms | |
Solvent Atoms | 179 |
Heterogen Atoms | 368 |
Software
Software | |
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Software Name | Purpose |
MOSFLM | data reduction |
SCALA | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |