3RFM
Thermostabilised adenosine A2A receptor in complex with caffeine
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3PWH |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8.2 | 277 | 32-42% PEG1000, 0.25M MGCL2, 0.3% NG, 0.1%(W/V) 1-BUTANOL, 0.05% CYMAL-6, 0.1M TRIS-HCL,, pH 8.2, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
5.64 | 78.19 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 112.327 | α = 90 |
b = 113.328 | β = 90 |
c = 129.3 | γ = 90 |
Symmetry | |
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Space Group | I 2 2 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 | 200 | PIXEL | DECTRIS PILATUS 6M | 2010-05-06 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I24 | 0.9777 | Diamond | I24 |
Data Collection
Overall | |||||||||||||||||||
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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 | 3.59 | 50 | 91.9 | 0.139 | 6.8 | 6.7 | 8939 | 1.5 | 1.5 | 108.36 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 3.6 | 3.79 | 93.5 | 6.8 | 1328 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | 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 | 3PWH | 3.598 | 19.971 | 1.35 | 8939 | 8775 | 422 | 89.25 | 0.2975 | 0.2969 | 0.3106 | RANDOM | 148.8877 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-81.7557 | 7.2617 | 74.494 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 10.516 |
f_angle_d | 0.389 |
f_chiral_restr | 0.027 |
f_bond_d | 0.002 |
f_plane_restr | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2250 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms | 14 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
PHASER | phasing |
PHENIX | refinement |
XDS | data reduction |
SCALA | data scaling |