4PI8
Crystal structure of catalytic mutant E138A of S. Aureus Autolysin E in complex with disaccharide NAG-NAM
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 293 | 2 M (NH4)2SO4, 2 M NaCl |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.29 | 46.39 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 46.011 | α = 90 |
b = 69.72 | β = 90 |
c = 73.54 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | PSI PILATUS 6M | 2014-01-24 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | BESSY BEAMLINE 14.1 | 0.918409 | BESSY | 14.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | 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 | 1.39 | 38.4 | 99.5 | 0.0344 | 0.038 | 26.9 | 6.5 | 48332 | -3 | 23.374 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.39 | 1.44 | 99.69 | 0.5927 | 0.567 | 3 | 6.5 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | SAD | THROUGHOUT | 1.39 | 38.4 | 48332 | 2417 | 99.92 | 0.1532 | 0.152 | 0.1755 | RANDOM | 22.531 |
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] | |
1.24 | -0.83 | -0.41 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.444 |
r_dihedral_angle_3_deg | 14.376 |
r_dihedral_angle_4_deg | 11.387 |
r_dihedral_angle_1_deg | 5.094 |
r_mcangle_it | 3.079 |
r_mcbond_it | 1.981 |
r_mcbond_other | 1.954 |
r_angle_refined_deg | 1.902 |
r_angle_other_deg | 0.923 |
r_chiral_restr | 0.117 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1789 |
Nucleic Acid Atoms | |
Solvent Atoms | 256 |
Heterogen Atoms | 53 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XSCALE | data scaling |