4XR2
Escherichia Coli Replication Terminator Protein (Tus) H114A mutant Complexed With DNA- TerA lock.
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 2I05 |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 298 | 8-12% (v/v) PEG 3350, 100 mM NaI, 50 mM Bis-Tris |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.81 | 56.16 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 64.505 | α = 90 |
b = 64.505 | β = 90 |
c = 250.941 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 41 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 210r | 2014-10-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | AUSTRALIAN SYNCHROTRON BEAMLINE MX1 | 0.95370 | Australian Synchrotron | MX1 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2.35 | 75 | 99.6 | 0.08 | 26.7 | 6.6 | 23147 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.35 | 2.43 | 100 | 0.856 | 2 | 7.5 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 2I05 | 2.35 | 62.74 | 21819 | 1176 | 99.32 | 0.22211 | 0.21971 | 0.26567 | RANDOM | 61.033 |
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] | |
1.62 | 1.62 | -3.25 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.225 |
r_sphericity_bonded | 35.878 |
r_dihedral_angle_4_deg | 23.003 |
r_dihedral_angle_3_deg | 20.343 |
r_long_range_B_refined | 7.14 |
r_long_range_B_other | 7.126 |
r_dihedral_angle_1_deg | 6.915 |
r_scangle_other | 4.456 |
r_mcangle_it | 4.154 |
r_mcangle_other | 4.152 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 2466 |
Nucleic Acid Atoms | 592 |
Solvent Atoms | 69 |
Heterogen Atoms | 14 |
Software
Software | |
---|---|
Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
MOLREP | phasing |