4PHU
Crystal structure of Human GPR40 bound to allosteric agonist TAK-875
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 4EJ4 |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | LIPIDIC CUBIC PHASE | 8 | 294 | 29-31% Peg 400,100 mM Tris pH 8.0. 0.2 M Na Malonate,200 uM TAK-875 |
2 | LIPIDIC CUBIC PHASE | 7.2 | 294 | 39.8 % Peg 400, 100 mM Bis-Tris-Propane pH 7.2, 0.1 Ammonium Phosphate (monobasic), 200 uM TAK-875 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 101 | α = 90 |
b = 61.74 | β = 108.9 |
c = 105.7 | γ = 90 |
Symmetry | |
---|---|
Space Group | C 1 2 1 |
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 315r | 2012-05-22 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | x-ray | 100 | CCD | MARMOSAIC 300 mm CCD | 2012-06-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 5.0.3 | 0.976 | ALS | 5.0.3 |
2 | SYNCHROTRON | APS BEAMLINE 23-ID-B | 1.0 | APS | 23-ID-B |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 2.33 | 100 | 98.2 | 0.12 | 0.133 | 0.056 | 8.3 | 5 | 26022 | 26022 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 2.33 | 2.46 | 90 | 0.623 | 0.623 | 0.349 | 1 | 3.4 | 3506 |
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 | 4EJ4 | 2.332 | 30 | 25947 | 1312 | 97.85 | 0.1999 | 0.1981 | 0.2331 | RANDOM | 48.541 |
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] | |
2.17 | -0.24 | -0.55 | -1.18 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.679 |
r_dihedral_angle_3_deg | 16.263 |
r_dihedral_angle_4_deg | 15.969 |
r_dihedral_angle_1_deg | 4.978 |
r_mcangle_it | 1.894 |
r_angle_refined_deg | 1.118 |
r_mcbond_it | 1.104 |
r_mcbond_other | 1.103 |
r_angle_other_deg | 0.743 |
r_chiral_restr | 0.062 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 3272 |
Nucleic Acid Atoms | |
Solvent Atoms | 90 |
Heterogen Atoms | 127 |
Software
Software | |
---|---|
Software Name | Purpose |
SCALA | data scaling |
MOLREP | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
Coot | model building |