4RXU
Crystal structure of carbohydrate transporter solute binding protein CAUR_1924 from Chloroflexus aurantiacus, Target EFI-511158, in complex with D-glucose
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 3.5 | 294 | PROTEIN (10 MM HEPES PH 7.5, 5 MM DTT, 10 MM D-ARABINOSE); RESERVOIR: 0.1 M CITRIC ACID:NAOH, PH 3.5, 25% PEG3350; CRYOPROTECTION: RESERVOIR SOLUTION; VAPOR DIFFUSION, SITTING DROP, temperature 294K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
1.95 | 36.83 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 42.037 | α = 90 |
b = 51.426 | β = 90 |
c = 140.125 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 21 21 21 |
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 | RAYONIX MX225HE | MIRRORS | 2014-12-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 31-ID | APS | 31-ID |
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 | 1.4 | 50 | 99.1 | 0.071 | 18.2 | 9 | 60271 | -3 |
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 | 1.4 | 1.42 | 95.4 | 0.57 | 2.4 | 6.1 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.4 | 50 | 58388 | 1794 | 98.93 | 0.13031 | 0.12887 | 0.17653 | RANDOM | 15.241 |
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] | |
0.22 | 0.05 | -0.27 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.174 |
r_sphericity_free | 25.272 |
r_dihedral_angle_4_deg | 13.479 |
r_dihedral_angle_3_deg | 13.049 |
r_sphericity_bonded | 11.949 |
r_scbond_it | 5.81 |
r_scbond_other | 5.81 |
r_scangle_other | 5.794 |
r_dihedral_angle_1_deg | 5.664 |
r_long_range_B_refined | 4.986 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 2589 |
Nucleic Acid Atoms | |
Solvent Atoms | 452 |
Heterogen Atoms | 25 |
Software
Software | |
---|---|
Software Name | Purpose |
SHELX | model building |
ARP/wARP | model building |
REFMAC | refinement |
XDS | data reduction |
SCALA | data scaling |
SHELX | phasing |