5KW2
The extra-helical binding site of GPR40 and the structural basis for allosteric agonism and incretin stimulation
Experimental procedure
Experimental method | SINGLE WAVELENGTH |
Source type | SYNCHROTRON |
Source details | APS BEAMLINE 31-ID |
Synchrotron site | APS |
Beamline | 31-ID |
Temperature [K] | 100 |
Detector technology | CCD |
Collection date | 2016-02-02 |
Detector | RAYONIX MX-225 |
Wavelength(s) | 0.97931 |
Spacegroup name | C 1 2 1 |
Unit cell lengths | 147.654, 55.950, 80.313 |
Unit cell angles | 90.00, 93.77, 90.00 |
Refinement procedure
Resolution | 19.810 - 2.760 |
R-factor | 0.2326 |
Rwork | 0.230 |
R-free | 0.27270 |
Structure solution method | MOLECULAR REPLACEMENT |
Starting model (for MR) | 4phu |
RMSD bond length | 0.006 |
RMSD bond angle | 0.952 |
Data reduction software | XDS |
Data scaling software | SCALA |
Phasing software | PHASER |
Refinement software | REFMAC (5.5.0109) |
Data quality characteristics
Overall | Outer shell | |
Low resolution limit [Å] | 19.810 | 2.910 |
High resolution limit [Å] | 2.760 | 2.760 |
Number of reflections | 16090 | |
<I/σ(I)> | 5.9 | 1.2 |
Completeness [%] | 99.6 | 100 |
Redundancy | 3.7 | 3.7 |
Crystallization Conditions
crystal ID | method | pH | temperature | details |
1 | LIPIDIC CUBIC PHASE | 298 | 0.1 M Tris HCl, pH 8.5, 30% PEG 400, 0.2 M ammonium formate. |