5UBF
Crystal structure of the RctB domains 2-3, RctB-155-483
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 277 | Crystals of selenomethionine-substituted RctB domains 2-3 (155-483) were prepared by mixing 0.1, or 0.2, or 0.4 uL of the protein solution (22.7 mg/ml RctB-155-483 in 20 mM Tris pH 7.4, 500 mM sodium chloride, 5% glycerol, 5 mM 2-mercaptoethanol) and 0.2 uL of reservoir solution (0.1 M Bis-Tris propane pH 6.5, 0.2 M Magnesium chloride, 2% w/v PEG 8000). |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.6 | 52.75 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 128.535 | α = 90 |
b = 128.535 | β = 90 |
c = 127.775 | γ = 120 |
Symmetry | |
---|---|
Space Group | H 3 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 80 | PIXEL | DECTRIS PILATUS 6M-F | 2014-07-23 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-C | 0.9792 | APS | 24-ID-C |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.6 | 50 | 99.4 | 0.053 | 21.73 | 5.7 | 24150 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.6 | 2.64 | 99 | 0.828 | 0.506 | 5.4 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | SAD | FREE R-VALUE | 2.6 | 41.966 | 0.32 | 23743 | 1744 | 98.02 | 0.2379 | 0.235 | 0.2765 |
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] | |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 12.623 |
f_angle_d | 0.546 |
f_chiral_restr | 0.043 |
f_plane_restr | 0.003 |
f_bond_d | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 4578 |
Nucleic Acid Atoms | |
Solvent Atoms | 31 |
Heterogen Atoms |
Software
Software | |
---|---|
Software Name | Purpose |
PHENIX | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
AutoSol | phasing |
PHENIX | model building |