3V2Y
Crystal Structure of a Lipid G protein-Coupled Receptor at 2.80A
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2RH1 | 7TM of b2AR and T4L |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | Lipid cubic phase | 287 | 0.1M Tricine, 34-36% PEG400, 80mM sodium citrate and 4% glycerol, Lipid cubic phase, temperature 287K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.61 | 52.93 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 107.94 | α = 90 |
b = 69.7 | β = 90 |
c = 81.93 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | MARMOSAIC 300 mm CCD | 2009-01-01 | M | SINGLE WAVELENGTH | ||||||
2 | 1 |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 23-ID-B | APS | 23-ID-B | |
2 | SYNCHROTRON | APS BEAMLINE 23-ID-D | APS | 23-ID-D |
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 | 2.8 | 20 | 97.2 | 0.16 | 6.1 | 6 | 15297 | 34.3 |
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 | 2.8 | 2.95 | 94.4 | 0.42 | 1.9 | 3.1 |
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 | 7TM of b2AR and T4L | 2.8 | 19.52 | 15275 | 742 | 0.2307 | 0.2287 | 0.2717 | RANDOM | 76.61 |
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] | |
7.5487 | 1.2749 | -8.8236 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
t_omega_torsion | 2.24 |
t_other_torsion | 2.2 |
t_angle_deg | 0.65 |
t_bond_d | 0.01 |
t_dihedral_angle_d | |
t_incorr_chiral_ct | |
t_pseud_angle | |
t_trig_c_planes | |
t_gen_planes | |
t_it |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3475 |
Nucleic Acid Atoms | |
Solvent Atoms | 11 |
Heterogen Atoms | 37 |
Software
Software | |
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Software Name | Purpose |
PHASER | phasing |
BUSTER | refinement |
XDS | data reduction |
Microdiffaction | data scaling |
SCALA | data scaling |