7DDW
Crystal structure of a mutant Staphylococcus equorum manganese superoxide dismutase S126C
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5X2J |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 293 | Magnesium chloride, Calcium chloride, Imidazole, MES, PEG 550 MME, PEG 20000 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.43 | 49.41 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 69.287 | α = 90 |
b = 131.732 | β = 110.35 |
c = 80.188 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 PILATUS3 S 6M | 2019-11-09 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PHOTON FACTORY BEAMLINE BL-5A | 1.0 | Photon Factory | BL-5A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 1.88 | 46.25 | 97.3 | 0.06 | 0.071 | 0.037 | 0.999 | 10.8 | 3.5 | 106216 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.88 | 1.91 | 96.3 | 0.508 | 0.597 | 0.31 | 0.851 | 3.6 |
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 | 5X2J | 1.88 | 42.44 | 100960 | 5222 | 97.14 | 0.1599 | 0.1567 | 0.17 | 0.2218 | 0.23 | RANDOM | 26.218 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[3][3] | |||
0.16 | 0.05 | -0.17 | -0.02 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.028 |
r_dihedral_angle_3_deg | 15.654 |
r_dihedral_angle_1_deg | 14.803 |
r_dihedral_angle_4_deg | 14.02 |
r_rigid_bond_restr | 9.011 |
r_angle_other_deg | 1.27 |
r_angle_refined_deg | 1.228 |
r_chiral_restr | 0.055 |
r_bond_refined_d | 0.005 |
r_gen_planes_refined | 0.005 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9567 |
Nucleic Acid Atoms | |
Solvent Atoms | 993 |
Heterogen Atoms | 6 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
Aimless | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
MOLREP | phasing |