6PI5
The evolving story of AtzT, a periplasmic binding protein
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 6PII |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 293 | Protein at 20 mg/mL in SD2 plates incubated at 20 C. Crystallisation conditions contained 6-8% Jeffamine M600 with 2-7% MPD and trisodium citrate at 1.1-1.2 M |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.45 | 49.83 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 99.006 | ¦Á = 90 |
b = 63.142 | ¦Â = 93.55 |
c = 120.373 | ¦Ã = 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 EIGER X 16M | 2018-10-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | AUSTRALIAN SYNCHROTRON BEAMLINE MX2 | 0.953723 | Australian Synchrotron | MX2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 1.67 | 49.3 | 99.3 | 0.083 | 0.034 | 0.998 | 11.9 | 6.8 | 171863 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.67 | 1.7 | 93.2 | 0.643 | 0.285 | 0.769 | 2.7 | 5.8 |
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 | 6PII | 1.67 | 49.3 | 163254 | 8581 | 99.27 | 0.1575 | 0.15611 | 0.18414 | RANDOM | 24.432 |
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] | |
-0.54 | 0.22 | -0.17 | 0.67 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.349 |
r_dihedral_angle_3_deg | 14.157 |
r_dihedral_angle_4_deg | 8.779 |
r_long_range_B_refined | 6.437 |
r_long_range_B_other | 6.437 |
r_scangle_other | 5.934 |
r_dihedral_angle_1_deg | 5.762 |
r_scbond_it | 3.886 |
r_scbond_other | 3.886 |
r_mcangle_it | 3.142 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 10088 |
Nucleic Acid Atoms | |
Solvent Atoms | 917 |
Heterogen Atoms | 48 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
Aimless | data scaling |
PHASER | phasing |